/*
* Copyright 2013 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.api.internal.tasks.compile.daemon;
import org.gradle.StartParameter;
import org.gradle.api.logging.Logger;
import org.gradle.api.logging.Logging;
import org.gradle.internal.Factory;
import org.gradle.process.internal.JavaExecHandleBuilder;
import org.gradle.process.internal.WorkerProcess;
import org.gradle.process.internal.WorkerProcessBuilder;
import org.gradle.util.Clock;
import java.io.File;
public class CompilerDaemonStarter {
private final static Logger LOG = Logging.getLogger(CompilerDaemonStarter.class);
private final Factory<WorkerProcessBuilder> workerFactory;
private final StartParameter startParameter;
public CompilerDaemonStarter(Factory<WorkerProcessBuilder> workerFactory, StartParameter startParameter) {
this.workerFactory = workerFactory;
this.startParameter = startParameter;
}
public CompilerDaemonClient startDaemon(File workingDir, DaemonForkOptions forkOptions) {
LOG.debug("Starting Gradle compiler daemon with fork options {}.", forkOptions);
Clock clock = new Clock();
WorkerProcessBuilder builder = workerFactory.create();
builder.setLogLevel(startParameter.getLogLevel()); // NOTE: might make sense to respect per-compile-task log level
builder.applicationClasspath(forkOptions.getClasspath());
builder.sharedPackages(forkOptions.getSharedPackages());
JavaExecHandleBuilder javaCommand = builder.getJavaCommand();
javaCommand.setMinHeapSize(forkOptions.getMinHeapSize());
javaCommand.setMaxHeapSize(forkOptions.getMaxHeapSize());
javaCommand.setJvmArgs(forkOptions.getJvmArgs());
javaCommand.setWorkingDir(workingDir);
WorkerProcess process = builder.worker(new CompilerDaemonServer()).setBaseName("Gradle Compiler Daemon").build();
process.start();
CompilerDaemonServerProtocol server = process.getConnection().addOutgoing(CompilerDaemonServerProtocol.class);
CompilerDaemonClient client = new CompilerDaemonClient(forkOptions, process, server);
process.getConnection().addIncoming(CompilerDaemonClientProtocol.class, client);
process.getConnection().connect();
LOG.info("Started Gradle compiler daemon ({}) with fork options {}.", clock.getTime(), forkOptions);
return client;
}
}