/*
* Copyright 2011 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.launcher.daemon.server.exec;
import org.gradle.internal.nativeintegration.ProcessEnvironment;
import org.gradle.launcher.daemon.context.DaemonContext;
import org.gradle.launcher.daemon.diagnostics.DaemonDiagnostics;
import org.gradle.launcher.daemon.protocol.Command;
import org.gradle.launcher.daemon.server.api.DaemonCommandAction;
import org.gradle.launcher.daemon.server.api.DaemonCommandExecution;
import org.gradle.launcher.daemon.server.api.DaemonConnection;
import org.gradle.launcher.daemon.server.api.DaemonStateControl;
import org.gradle.launcher.daemon.server.health.DaemonHealthServices;
import org.gradle.launcher.exec.BuildActionExecuter;
import org.gradle.launcher.exec.BuildActionParameters;
import org.gradle.logging.LoggingManagerInternal;
import org.gradle.logging.internal.LoggingOutputInternal;
import java.io.File;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
/**
* The default implementation of how to execute commands that the daemon receives.
*/
public class DefaultDaemonCommandExecuter implements DaemonCommandExecuter {
private final LoggingOutputInternal loggingOutput;
private final BuildActionExecuter<BuildActionParameters> actionExecuter;
private final DaemonHealthServices healthServices;
private final ProcessEnvironment processEnvironment;
private final File daemonLog;
public DefaultDaemonCommandExecuter(BuildActionExecuter<BuildActionParameters> actionExecuter, ProcessEnvironment processEnvironment,
LoggingManagerInternal loggingOutput, File daemonLog, DaemonHealthServices healthServices) {
this.processEnvironment = processEnvironment;
this.daemonLog = daemonLog;
this.loggingOutput = loggingOutput;
this.actionExecuter = actionExecuter;
this.healthServices = healthServices;
}
public void executeCommand(DaemonConnection connection, Command command, DaemonContext daemonContext, DaemonStateControl daemonStateControl) {
new DaemonCommandExecution(
connection,
command,
daemonContext,
daemonStateControl,
createActions(daemonContext)
).proceed();
}
protected List<DaemonCommandAction> createActions(DaemonContext daemonContext) {
DaemonDiagnostics daemonDiagnostics = new DaemonDiagnostics(daemonLog, daemonContext.getPid());
return new LinkedList<DaemonCommandAction>(Arrays.asList(
new HandleCancel(),
new ReturnResult(),
new StartBuildOrRespondWithBusy(daemonDiagnostics), // from this point down, the daemon is 'busy'
healthServices.getGCHintAction(), //TODO SF needs to happen after the result is returned to the client
new EstablishBuildEnvironment(processEnvironment),
new LogToClient(loggingOutput, daemonDiagnostics), // from this point down, logging is sent back to the client
healthServices.getHealthTrackerAction(),
new ForwardClientInput(),
new RequestStopIfSingleUsedDaemon(),
new ResetDeprecationLogger(),
new WatchForDisconnection(),
new ExecuteBuild(actionExecuter)
));
}
}