gradle-master/subprojects/launcher/src/main/java/org/gradle/tooling/internal/provider/SetupLoggingActionExecuter.java
/*
 * Copyright 2017 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.tooling.internal.provider;

import org.gradle.StartParameter;
import org.gradle.initialization.BuildRequestContext;
import org.gradle.internal.invocation.BuildAction;
import org.gradle.internal.logging.LoggingManagerInternal;
import org.gradle.launcher.exec.BuildActionExecuter;
import org.gradle.launcher.exec.BuildActionParameters;
import org.gradle.launcher.exec.BuildActionResult;
import org.gradle.launcher.exec.BuildExecuter;

/**
 * Sets up logging around a session.
 */
public class SetupLoggingActionExecuter implements BuildExecuter {
    private final BuildActionExecuter<BuildActionParameters, BuildRequestContext> delegate;
    private final LoggingManagerInternal loggingManager;

    public SetupLoggingActionExecuter(LoggingManagerInternal loggingManager, BuildActionExecuter<BuildActionParameters, BuildRequestContext> delegate) {
        this.loggingManager = loggingManager;
        this.delegate = delegate;
    }

    @Override
    public BuildActionResult execute(BuildAction action, BuildActionParameters actionParameters, BuildRequestContext requestContext) {
        StartParameter startParameter = action.getStartParameter();
        loggingManager.setLevelInternal(startParameter.getLogLevel());
        loggingManager.enableUserStandardOutputListeners();
        loggingManager.start();
        try {
            return delegate.execute(action, actionParameters, requestContext);
        } finally {
            loggingManager.stop();
        }
    }
}
