// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
// Code generated by Microsoft (R) AutoRest Code Generator.

package com.azure.resourcemanager.dnsresolver.implementation;

import com.azure.core.annotation.BodyParam;
import com.azure.core.annotation.Delete;
import com.azure.core.annotation.ExpectedResponses;
import com.azure.core.annotation.Get;
import com.azure.core.annotation.HeaderParam;
import com.azure.core.annotation.Headers;
import com.azure.core.annotation.Host;
import com.azure.core.annotation.HostParam;
import com.azure.core.annotation.Patch;
import com.azure.core.annotation.PathParam;
import com.azure.core.annotation.Put;
import com.azure.core.annotation.QueryParam;
import com.azure.core.annotation.ReturnType;
import com.azure.core.annotation.ServiceInterface;
import com.azure.core.annotation.ServiceMethod;
import com.azure.core.annotation.UnexpectedResponseExceptionType;
import com.azure.core.http.rest.PagedFlux;
import com.azure.core.http.rest.PagedIterable;
import com.azure.core.http.rest.PagedResponse;
import com.azure.core.http.rest.PagedResponseBase;
import com.azure.core.http.rest.Response;
import com.azure.core.http.rest.RestProxy;
import com.azure.core.management.exception.ManagementException;
import com.azure.core.management.polling.PollResult;
import com.azure.core.util.Context;
import com.azure.core.util.FluxUtil;
import com.azure.core.util.polling.PollerFlux;
import com.azure.core.util.polling.SyncPoller;
import com.azure.resourcemanager.dnsresolver.fluent.VirtualNetworkLinksClient;
import com.azure.resourcemanager.dnsresolver.fluent.models.VirtualNetworkLinkInner;
import com.azure.resourcemanager.dnsresolver.models.VirtualNetworkLinkListResult;
import com.azure.resourcemanager.dnsresolver.models.VirtualNetworkLinkPatch;
import java.nio.ByteBuffer;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

/** An instance of this class provides access to all the operations defined in VirtualNetworkLinksClient. */
public final class VirtualNetworkLinksClientImpl implements VirtualNetworkLinksClient {
    /** The proxy service used to perform REST calls. */
    private final VirtualNetworkLinksService service;

    /** The service client containing this operation class. */
    private final DnsResolverManagementClientImpl client;

    /**
     * Initializes an instance of VirtualNetworkLinksClientImpl.
     *
     * @param client the instance of the service client containing this operation class.
     */
    VirtualNetworkLinksClientImpl(DnsResolverManagementClientImpl client) {
        this.service =
            RestProxy.create(VirtualNetworkLinksService.class, client.getHttpPipeline(), client.getSerializerAdapter());
        this.client = client;
    }

    /**
     * The interface defining all the services for DnsResolverManagementClientVirtualNetworkLinks to be used by the
     * proxy service to perform REST calls.
     */
    @Host("{$host}")
    @ServiceInterface(name = "DnsResolverManagemen")
    private interface VirtualNetworkLinksService {
        @Headers({"Content-Type: application/json"})
        @Put(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/dnsForwardingRulesets/{dnsForwardingRulesetName}/virtualNetworkLinks/{virtualNetworkLinkName}")
        @ExpectedResponses({200, 201, 202})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> createOrUpdate(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("dnsForwardingRulesetName") String dnsForwardingRulesetName,
            @PathParam("virtualNetworkLinkName") String virtualNetworkLinkName,
            @QueryParam("api-version") String apiVersion,
            @HeaderParam("If-Match") String ifMatch,
            @HeaderParam("If-None-Match") String ifNoneMatch,
            @BodyParam("application/json") VirtualNetworkLinkInner parameters,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Patch(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/dnsForwardingRulesets/{dnsForwardingRulesetName}/virtualNetworkLinks/{virtualNetworkLinkName}")
        @ExpectedResponses({200, 202})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> update(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("dnsForwardingRulesetName") String dnsForwardingRulesetName,
            @PathParam("virtualNetworkLinkName") String virtualNetworkLinkName,
            @QueryParam("api-version") String apiVersion,
            @HeaderParam("If-Match") String ifMatch,
            @BodyParam("application/json") VirtualNetworkLinkPatch parameters,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Delete(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/dnsForwardingRulesets/{dnsForwardingRulesetName}/virtualNetworkLinks/{virtualNetworkLinkName}")
        @ExpectedResponses({200, 202, 204})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> delete(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("dnsForwardingRulesetName") String dnsForwardingRulesetName,
            @PathParam("virtualNetworkLinkName") String virtualNetworkLinkName,
            @QueryParam("api-version") String apiVersion,
            @HeaderParam("If-Match") String ifMatch,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/dnsForwardingRulesets/{dnsForwardingRulesetName}/virtualNetworkLinks/{virtualNetworkLinkName}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<VirtualNetworkLinkInner>> get(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("dnsForwardingRulesetName") String dnsForwardingRulesetName,
            @PathParam("virtualNetworkLinkName") String virtualNetworkLinkName,
            @QueryParam("api-version") String apiVersion,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/dnsForwardingRulesets/{dnsForwardingRulesetName}/virtualNetworkLinks")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<VirtualNetworkLinkListResult>> list(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("dnsForwardingRulesetName") String dnsForwardingRulesetName,
            @QueryParam("api-version") String apiVersion,
            @QueryParam("$top") Integer top,
            @HeaderParam("Accept") String accept,
            Context context);

        @Headers({"Content-Type: application/json"})
        @Get("{nextLink}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<VirtualNetworkLinkListResult>> listNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink,
            @HostParam("$host") String endpoint,
            @HeaderParam("Accept") String accept,
            Context context);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        if (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .createOrUpdate(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            dnsForwardingRulesetName,
                            virtualNetworkLinkName,
                            this.client.getApiVersion(),
                            ifMatch,
                            ifNoneMatch,
                            parameters,
                            accept,
                            context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch,
        Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        if (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .createOrUpdate(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                this.client.getApiVersion(),
                ifMatch,
                ifNoneMatch,
                parameters,
                accept,
                context);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginCreateOrUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch) {
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch);
        return this
            .client
            .<VirtualNetworkLinkInner, VirtualNetworkLinkInner>getLroResult(
                mono,
                this.client.getHttpPipeline(),
                VirtualNetworkLinkInner.class,
                VirtualNetworkLinkInner.class,
                this.client.getContext());
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginCreateOrUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch,
        Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                parameters,
                ifMatch,
                ifNoneMatch,
                context);
        return this
            .client
            .<VirtualNetworkLinkInner, VirtualNetworkLinkInner>getLroResult(
                mono,
                this.client.getHttpPipeline(),
                VirtualNetworkLinkInner.class,
                VirtualNetworkLinkInner.class,
                context);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginCreateOrUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch) {
        return beginCreateOrUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch)
            .getSyncPoller();
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginCreateOrUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch,
        Context context) {
        return beginCreateOrUpdateAsync(
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                parameters,
                ifMatch,
                ifNoneMatch,
                context)
            .getSyncPoller();
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> createOrUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch) {
        return beginCreateOrUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> createOrUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters) {
        final String ifMatch = null;
        final String ifNoneMatch = null;
        return beginCreateOrUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> createOrUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch,
        Context context) {
        return beginCreateOrUpdateAsync(
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                parameters,
                ifMatch,
                ifNoneMatch,
                context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner createOrUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch) {
        return createOrUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch)
            .block();
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner createOrUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters) {
        final String ifMatch = null;
        final String ifNoneMatch = null;
        return createOrUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, ifNoneMatch)
            .block();
    }

    /**
     * Creates or updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the CreateOrUpdate operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param ifNoneMatch Set to '*' to allow a new resource to be created, but to prevent updating an existing
     *     resource. Other values will be ignored.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner createOrUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkInner parameters,
        String ifMatch,
        String ifNoneMatch,
        Context context) {
        return createOrUpdateAsync(
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                parameters,
                ifMatch,
                ifNoneMatch,
                context)
            .block();
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> updateWithResponseAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        if (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .update(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            dnsForwardingRulesetName,
                            virtualNetworkLinkName,
                            this.client.getApiVersion(),
                            ifMatch,
                            parameters,
                            accept,
                            context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> updateWithResponseAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch,
        Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        if (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .update(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                this.client.getApiVersion(),
                ifMatch,
                parameters,
                accept,
                context);
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch) {
        Mono<Response<Flux<ByteBuffer>>> mono =
            updateWithResponseAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch);
        return this
            .client
            .<VirtualNetworkLinkInner, VirtualNetworkLinkInner>getLroResult(
                mono,
                this.client.getHttpPipeline(),
                VirtualNetworkLinkInner.class,
                VirtualNetworkLinkInner.class,
                this.client.getContext());
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginUpdateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch,
        Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono =
            updateWithResponseAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, context);
        return this
            .client
            .<VirtualNetworkLinkInner, VirtualNetworkLinkInner>getLroResult(
                mono,
                this.client.getHttpPipeline(),
                VirtualNetworkLinkInner.class,
                VirtualNetworkLinkInner.class,
                context);
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch) {
        return beginUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch)
            .getSyncPoller();
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<VirtualNetworkLinkInner>, VirtualNetworkLinkInner> beginUpdate(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch,
        Context context) {
        return beginUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, context)
            .getSyncPoller();
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> updateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch) {
        return beginUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> updateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters) {
        final String ifMatch = null;
        return beginUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> updateAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch,
        Context context) {
        return beginUpdateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner update(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch) {
        return updateAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch)
            .block();
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner update(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters) {
        final String ifMatch = null;
        return updateAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch)
            .block();
    }

    /**
     * Updates a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param parameters Parameters supplied to the Update operation.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return describes a virtual network link.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner update(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        VirtualNetworkLinkPatch parameters,
        String ifMatch,
        Context context) {
        return updateAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, parameters, ifMatch, context)
            .block();
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> deleteWithResponseAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, String ifMatch) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .delete(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            dnsForwardingRulesetName,
                            virtualNetworkLinkName,
                            this.client.getApiVersion(),
                            ifMatch,
                            accept,
                            context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> deleteWithResponseAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        String ifMatch,
        Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .delete(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                this.client.getApiVersion(),
                ifMatch,
                accept,
                context);
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<Void>, Void> beginDeleteAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, String ifMatch) {
        Mono<Response<Flux<ByteBuffer>>> mono =
            deleteWithResponseAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch);
        return this
            .client
            .<Void, Void>getLroResult(
                mono, this.client.getHttpPipeline(), Void.class, Void.class, this.client.getContext());
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link PollerFlux} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux<PollResult<Void>, Void> beginDeleteAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        String ifMatch,
        Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono =
            deleteWithResponseAsync(
                resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch, context);
        return this
            .client
            .<Void, Void>getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class, context);
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<Void>, Void> beginDelete(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, String ifMatch) {
        return beginDeleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch)
            .getSyncPoller();
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the {@link SyncPoller} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller<PollResult<Void>, Void> beginDelete(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        String ifMatch,
        Context context) {
        return beginDeleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch, context)
            .getSyncPoller();
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return A {@link Mono} that completes when a successful response is received.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Void> deleteAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, String ifMatch) {
        return beginDeleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return A {@link Mono} that completes when a successful response is received.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Void> deleteAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName) {
        final String ifMatch = null;
        return beginDeleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return A {@link Mono} that completes when a successful response is received.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Void> deleteAsync(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        String ifMatch,
        Context context) {
        return beginDeleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, String ifMatch) {
        deleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch).block();
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName) {
        final String ifMatch = null;
        deleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch).block();
    }

    /**
     * Deletes a virtual network link to a DNS forwarding ruleset. WARNING: This operation cannot be undone.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param ifMatch ETag of the resource. Omit this value to always overwrite the current resource. Specify the
     *     last-seen ETag value to prevent accidentally overwriting any concurrent changes.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(
        String resourceGroupName,
        String dnsForwardingRulesetName,
        String virtualNetworkLinkName,
        String ifMatch,
        Context context) {
        deleteAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, ifMatch, context).block();
    }

    /**
     * Gets properties of a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return properties of a virtual network link to a DNS forwarding ruleset along with {@link Response} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<VirtualNetworkLinkInner>> getWithResponseAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .get(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            dnsForwardingRulesetName,
                            virtualNetworkLinkName,
                            this.client.getApiVersion(),
                            accept,
                            context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Gets properties of a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return properties of a virtual network link to a DNS forwarding ruleset along with {@link Response} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<VirtualNetworkLinkInner>> getWithResponseAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        if (virtualNetworkLinkName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter virtualNetworkLinkName is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .get(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                dnsForwardingRulesetName,
                virtualNetworkLinkName,
                this.client.getApiVersion(),
                accept,
                context);
    }

    /**
     * Gets properties of a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return properties of a virtual network link to a DNS forwarding ruleset on successful completion of {@link
     *     Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VirtualNetworkLinkInner> getAsync(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName) {
        return getWithResponseAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName)
            .flatMap(res -> Mono.justOrEmpty(res.getValue()));
    }

    /**
     * Gets properties of a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return properties of a virtual network link to a DNS forwarding ruleset.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VirtualNetworkLinkInner get(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName) {
        return getAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName).block();
    }

    /**
     * Gets properties of a virtual network link to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param virtualNetworkLinkName The name of the virtual network link.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return properties of a virtual network link to a DNS forwarding ruleset along with {@link Response}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response<VirtualNetworkLinkInner> getWithResponse(
        String resourceGroupName, String dnsForwardingRulesetName, String virtualNetworkLinkName, Context context) {
        return getWithResponseAsync(resourceGroupName, dnsForwardingRulesetName, virtualNetworkLinkName, context)
            .block();
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param top The maximum number of results to return. If not specified, returns up to 100 results.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links along with {@link PagedResponse} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VirtualNetworkLinkInner>> listSinglePageAsync(
        String resourceGroupName, String dnsForwardingRulesetName, Integer top) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .list(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            dnsForwardingRulesetName,
                            this.client.getApiVersion(),
                            top,
                            accept,
                            context))
            .<PagedResponse<VirtualNetworkLinkInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param top The maximum number of results to return. If not specified, returns up to 100 results.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links along with {@link PagedResponse} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VirtualNetworkLinkInner>> listSinglePageAsync(
        String resourceGroupName, String dnsForwardingRulesetName, Integer top, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (dnsForwardingRulesetName == null) {
            return Mono
                .error(
                    new IllegalArgumentException("Parameter dnsForwardingRulesetName is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .list(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                dnsForwardingRulesetName,
                this.client.getApiVersion(),
                top,
                accept,
                context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param top The maximum number of results to return. If not specified, returns up to 100 results.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links as paginated response with {@link
     *     PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<VirtualNetworkLinkInner> listAsync(
        String resourceGroupName, String dnsForwardingRulesetName, Integer top) {
        return new PagedFlux<>(
            () -> listSinglePageAsync(resourceGroupName, dnsForwardingRulesetName, top),
            nextLink -> listNextSinglePageAsync(nextLink));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links as paginated response with {@link
     *     PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<VirtualNetworkLinkInner> listAsync(String resourceGroupName, String dnsForwardingRulesetName) {
        final Integer top = null;
        return new PagedFlux<>(
            () -> listSinglePageAsync(resourceGroupName, dnsForwardingRulesetName, top),
            nextLink -> listNextSinglePageAsync(nextLink));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param top The maximum number of results to return. If not specified, returns up to 100 results.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links as paginated response with {@link
     *     PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<VirtualNetworkLinkInner> listAsync(
        String resourceGroupName, String dnsForwardingRulesetName, Integer top, Context context) {
        return new PagedFlux<>(
            () -> listSinglePageAsync(resourceGroupName, dnsForwardingRulesetName, top, context),
            nextLink -> listNextSinglePageAsync(nextLink, context));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links as paginated response with {@link
     *     PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VirtualNetworkLinkInner> list(String resourceGroupName, String dnsForwardingRulesetName) {
        final Integer top = null;
        return new PagedIterable<>(listAsync(resourceGroupName, dnsForwardingRulesetName, top));
    }

    /**
     * Lists virtual network links to a DNS forwarding ruleset.
     *
     * @param resourceGroupName The name of the resource group. The name is case insensitive.
     * @param dnsForwardingRulesetName The name of the DNS forwarding ruleset.
     * @param top The maximum number of results to return. If not specified, returns up to 100 results.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links as paginated response with {@link
     *     PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VirtualNetworkLinkInner> list(
        String resourceGroupName, String dnsForwardingRulesetName, Integer top, Context context) {
        return new PagedIterable<>(listAsync(resourceGroupName, dnsForwardingRulesetName, top, context));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links along with {@link PagedResponse} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VirtualNetworkLinkInner>> listNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(context -> service.listNext(nextLink, this.client.getEndpoint(), accept, context))
            .<PagedResponse<VirtualNetworkLinkInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The URL to get the next list of items
     *     <p>The nextLink parameter.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the response to an enumeration operation on virtual network links along with {@link PagedResponse} on
     *     successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VirtualNetworkLinkInner>> listNextSinglePageAsync(String nextLink, Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listNext(nextLink, this.client.getEndpoint(), accept, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }
}
