code: package org.eclipse.milo.opcua.sdk.client.model.types.objects;
  
  import java.util.concurrent.CompletableFuture;
  
  import org.eclipse.milo.opcua.sdk.client.model.types.variables.PropertyType;
  import org.eclipse.milo.opcua.sdk.client.model.types.variables.ServerStatusType;
  import org.eclipse.milo.opcua.sdk.core.QualifiedProperty;
  import org.eclipse.milo.opcua.sdk.core.ValueRanks;
  import org.eclipse.milo.opcua.stack.core.UaException;
  import org.eclipse.milo.opcua.stack.core.types.builtin.DateTime;
  import org.eclipse.milo.opcua.stack.core.types.builtin.ExpandedNodeId;
  import org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode;
  import org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UByte;
  import org.eclipse.milo.opcua.stack.core.types.structured.ServerStatusDataType;
  
  public interface ServerType extends BaseObjectType {
      QualifiedProperty<String[]> SERVER_ARRAY = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "ServerArray",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=12"),
          ValueRanks.OneDimension,
          String[].class
      );
  
      QualifiedProperty<String[]> NAMESPACE_ARRAY = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "NamespaceArray",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=12"),
          ValueRanks.OneDimension,
          String[].class
      );
  
      QualifiedProperty<UByte> SERVICE_LEVEL = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "ServiceLevel",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=3"),
          ValueRanks.Scalar,
          UByte.class
      );
  
      QualifiedProperty<Boolean> AUDITING = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "Auditing",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=1"),
          ValueRanks.Scalar,
          Boolean.class
      );
  
      QualifiedProperty<DateTime> ESTIMATED_RETURN_TIME = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "EstimatedReturnTime",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=13"),
          ValueRanks.Scalar,
          DateTime.class
      );
  
      /**
       * Get the local value of the ServerArray Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the ServerArray Node.
       * @throws UaException if an error occurs creating or getting the ServerArray Node.
       */
      String[] getServerArray() throws UaException;
  
      /**
       * Set the local value of the ServerArray Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param serverArray the local value to set for the ServerArray Node.
       * @throws UaException if an error occurs creating or getting the ServerArray Node.
       */
      void setServerArray(String[] serverArray) throws UaException;
  
      /**
       * Read the value of the ServerArray Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link String[]} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      String[] readServerArray() throws UaException;
  
      /**
       * Write a new value for the ServerArray Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param serverArray the {@link String[]} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeServerArray(String[] serverArray) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readServerArray()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends String[]> readServerArrayAsync();
  
      /**
       * An asynchronous implementation of {@link #writeServerArray(String[])}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeServerArrayAsync(String[] serverArray);
  
      /**
       * Get the ServerArray {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServerArray {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getServerArrayNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServerArrayNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getServerArrayNodeAsync();
  
      /**
       * Get the local value of the NamespaceArray Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the NamespaceArray Node.
       * @throws UaException if an error occurs creating or getting the NamespaceArray Node.
       */
      String[] getNamespaceArray() throws UaException;
  
      /**
       * Set the local value of the NamespaceArray Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param namespaceArray the local value to set for the NamespaceArray Node.
       * @throws UaException if an error occurs creating or getting the NamespaceArray Node.
       */
      void setNamespaceArray(String[] namespaceArray) throws UaException;
  
      /**
       * Read the value of the NamespaceArray Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link String[]} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      String[] readNamespaceArray() throws UaException;
  
      /**
       * Write a new value for the NamespaceArray Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param namespaceArray the {@link String[]} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeNamespaceArray(String[] namespaceArray) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readNamespaceArray()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends String[]> readNamespaceArrayAsync();
  
      /**
       * An asynchronous implementation of {@link #writeNamespaceArray(String[])}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeNamespaceArrayAsync(String[] namespaceArray);
  
      /**
       * Get the NamespaceArray {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the NamespaceArray {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getNamespaceArrayNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getNamespaceArrayNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getNamespaceArrayNodeAsync();
  
      /**
       * Get the local value of the ServiceLevel Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the ServiceLevel Node.
       * @throws UaException if an error occurs creating or getting the ServiceLevel Node.
       */
      UByte getServiceLevel() throws UaException;
  
      /**
       * Set the local value of the ServiceLevel Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param serviceLevel the local value to set for the ServiceLevel Node.
       * @throws UaException if an error occurs creating or getting the ServiceLevel Node.
       */
      void setServiceLevel(UByte serviceLevel) throws UaException;
  
      /**
       * Read the value of the ServiceLevel Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link UByte} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      UByte readServiceLevel() throws UaException;
  
      /**
       * Write a new value for the ServiceLevel Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param serviceLevel the {@link UByte} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeServiceLevel(UByte serviceLevel) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readServiceLevel()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends UByte> readServiceLevelAsync();
  
      /**
       * An asynchronous implementation of {@link #writeServiceLevel(UByte)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeServiceLevelAsync(UByte serviceLevel);
  
      /**
       * Get the ServiceLevel {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServiceLevel {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getServiceLevelNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServiceLevelNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getServiceLevelNodeAsync();
  
      /**
       * Get the local value of the Auditing Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the Auditing Node.
       * @throws UaException if an error occurs creating or getting the Auditing Node.
       */
      Boolean getAuditing() throws UaException;
  
      /**
       * Set the local value of the Auditing Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param auditing the local value to set for the Auditing Node.
       * @throws UaException if an error occurs creating or getting the Auditing Node.
       */
      void setAuditing(Boolean auditing) throws UaException;
  
      /**
       * Read the value of the Auditing Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link Boolean} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      Boolean readAuditing() throws UaException;
  
      /**
       * Write a new value for the Auditing Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param auditing the {@link Boolean} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeAuditing(Boolean auditing) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readAuditing()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends Boolean> readAuditingAsync();
  
      /**
       * An asynchronous implementation of {@link #writeAuditing(Boolean)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeAuditingAsync(Boolean auditing);
  
      /**
       * Get the Auditing {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the Auditing {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getAuditingNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getAuditingNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getAuditingNodeAsync();
  
      /**
       * Get the local value of the EstimatedReturnTime Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the EstimatedReturnTime Node.
       * @throws UaException if an error occurs creating or getting the EstimatedReturnTime Node.
       */
      DateTime getEstimatedReturnTime() throws UaException;
  
      /**
       * Set the local value of the EstimatedReturnTime Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param estimatedReturnTime the local value to set for the EstimatedReturnTime Node.
       * @throws UaException if an error occurs creating or getting the EstimatedReturnTime Node.
       */
      void setEstimatedReturnTime(DateTime estimatedReturnTime) throws UaException;
  
      /**
       * Read the value of the EstimatedReturnTime Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link DateTime} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      DateTime readEstimatedReturnTime() throws UaException;
  
      /**
       * Write a new value for the EstimatedReturnTime Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param estimatedReturnTime the {@link DateTime} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeEstimatedReturnTime(DateTime estimatedReturnTime) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readEstimatedReturnTime()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends DateTime> readEstimatedReturnTimeAsync();
  
      /**
       * An asynchronous implementation of {@link #writeEstimatedReturnTime(DateTime)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeEstimatedReturnTimeAsync(DateTime estimatedReturnTime);
  
      /**
       * Get the EstimatedReturnTime {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the EstimatedReturnTime {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getEstimatedReturnTimeNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getEstimatedReturnTimeNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getEstimatedReturnTimeNodeAsync();
  
      /**
       * Get the local value of the ServerStatus Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the ServerStatus Node.
       * @throws UaException if an error occurs creating or getting the ServerStatus Node.
       */
      ServerStatusDataType getServerStatus() throws UaException;
  
      /**
       * Set the local value of the ServerStatus Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param serverStatus the local value to set for the ServerStatus Node.
       * @throws UaException if an error occurs creating or getting the ServerStatus Node.
       */
      void setServerStatus(ServerStatusDataType serverStatus) throws UaException;
  
      /**
       * Read the value of the ServerStatus Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link ServerStatusDataType} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      ServerStatusDataType readServerStatus() throws UaException;
  
      /**
       * Write a new value for the ServerStatus Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param serverStatus the {@link ServerStatusDataType} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeServerStatus(ServerStatusDataType serverStatus) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readServerStatus()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends ServerStatusDataType> readServerStatusAsync();
  
      /**
       * An asynchronous implementation of {@link #writeServerStatus(ServerStatusDataType)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeServerStatusAsync(ServerStatusDataType serverStatus);
  
      /**
       * Get the ServerStatus {@link ServerStatusType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServerStatus {@link ServerStatusType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      ServerStatusType getServerStatusNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServerStatusNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends ServerStatusType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends ServerStatusType> getServerStatusNodeAsync();
  
      /**
       * Get the ServerCapabilities {@link ServerCapabilitiesType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServerCapabilities {@link ServerCapabilitiesType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      ServerCapabilitiesType getServerCapabilitiesNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServerCapabilitiesNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ServerCapabilitiesType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends ServerCapabilitiesType> getServerCapabilitiesNodeAsync();
  
      /**
       * Get the ServerDiagnostics {@link ServerDiagnosticsType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServerDiagnostics {@link ServerDiagnosticsType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      ServerDiagnosticsType getServerDiagnosticsNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServerDiagnosticsNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ServerDiagnosticsType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends ServerDiagnosticsType> getServerDiagnosticsNodeAsync();
  
      /**
       * Get the VendorServerInfo {@link VendorServerInfoType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the VendorServerInfo {@link VendorServerInfoType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      VendorServerInfoType getVendorServerInfoNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getVendorServerInfoNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * VendorServerInfoType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends VendorServerInfoType> getVendorServerInfoNodeAsync();
  
      /**
       * Get the ServerRedundancy {@link ServerRedundancyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ServerRedundancy {@link ServerRedundancyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      ServerRedundancyType getServerRedundancyNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getServerRedundancyNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ServerRedundancyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends ServerRedundancyType> getServerRedundancyNodeAsync();
  
      /**
       * Get the Namespaces {@link NamespacesType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the Namespaces {@link NamespacesType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      NamespacesType getNamespacesNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getNamespacesNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * NamespacesType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends NamespacesType> getNamespacesNodeAsync();
  }
  