org.netbeans.api.extexecution.base.Processes Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.netbeans.api.extexecution.base;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.netbeans.modules.extexecution.base.WrapperProcess;
import org.netbeans.spi.extexecution.base.ProcessesImplementation;
import org.openide.util.Lookup;
/**
* The utility class for better processes handling.
*
* @author Petr Hejl
* @see ProcessesImplementation
*/
public final class Processes {
private static final Logger LOGGER = Logger.getLogger(Processes.class.getName());
private Processes() {
super();
}
/**
* Kills the process passed as parameter and attempts to terminate
* all child processes in process tree.
*
* Any process running in environment containing the same variables
* with the same values as those passed in env (all of them)
* is supposed to be part of the process tree and may be killed.
*
* @param process process to kill
* @param environment map containing the variables and their values which the
* process should have to be considered being part of
* the tree to kill; used as a hint to find subprocesses
*/
public static void killTree(Process process, Map environment) {
if (process instanceof WrapperProcess) {
killTree(((WrapperProcess) process).getDelegate(), environment);
return;
}
for (ProcessesImplementation impl : Lookup.getDefault().lookupAll(ProcessesImplementation.class)) {
try {
impl.killTree(process, environment);
LOGGER.log(Level.FINE, "Process tree killed using {0}", impl.getClass().getName()); // NOI18N
break;
} catch (UnsupportedOperationException ex) {
LOGGER.log(Level.INFO, null, ex);
}
}
process.destroy();
}
}