gradle-master/subprojects/execution/src/main/java/org/gradle/internal/execution/steps/AssignWorkspaceStep.java
/*
 * Copyright 2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.internal.execution.steps;

import org.gradle.internal.execution.UnitOfWork;

public class AssignWorkspaceStep<C extends IdentityContext, R extends Result> implements Step<C, R> {
    private final Step<? super WorkspaceContext, ? extends R> delegate;

    public AssignWorkspaceStep(Step<? super WorkspaceContext, ? extends R> delegate) {
        this.delegate = delegate;
    }

    @Override
    public R execute(UnitOfWork work, C context) {
        return work.getWorkspaceProvider().withWorkspace(
            context.getIdentity().getUniqueId(),
            (workspace, history) -> delegate.execute(work, new WorkspaceContext(context, workspace, history)));
    }
}
