/*******************************************************************************
* Copyright (c) 2000, 2014 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
* Martin Oberhuber (Wind River) - [303083] Split out the Spawner
*******************************************************************************/
package org.python.pydev.shared_core.utils.internal.win32;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.osgi.framework.Bundle;
import org.python.pydev.shared_core.SharedCorePlugin;
import org.python.pydev.shared_core.bundle.BundleUtils;
import org.python.pydev.shared_core.process.ProcessUtils;
import org.python.pydev.shared_core.utils.IProcessInfo;
import org.python.pydev.shared_core.utils.IProcessList;
import org.python.pydev.shared_core.utils.internal.ProcessInfo;
/*
* This implementation uses a listtasks which is shipped together (so, it should always work on windows).
*
* Use through PlatformUtils.
*/
public class ProcessListWin32Internal implements IProcessList {
private IProcessInfo[] NOPROCESS = new IProcessInfo[0];
@Override
public IProcessInfo[] getProcessList() {
Process p = null;
String command = null;
InputStream in = null;
Bundle bundle = Platform.getBundle(SharedCorePlugin.PLUGIN_ID);
IProcessInfo[] procInfos = NOPROCESS;
try {
File file;
IPath relative = new Path("win32").addTrailingSeparator().append("listtasks.exe");
file = BundleUtils.getRelative(relative, bundle);
if (file != null && file.exists()) {
command = file.getCanonicalPath();
if (command != null) {
try {
p = ProcessUtils.createProcess(new String[] { command }, null, null);
in = p.getInputStream();
InputStreamReader reader = new InputStreamReader(in);
procInfos = parseListTasks(reader);
} finally {
if (in != null) {
in.close();
}
if (p != null) {
p.destroy();
}
}
}
}
} catch (IOException e) {
}
return procInfos;
}
public IProcessInfo[] parseListTasks(InputStreamReader reader) {
BufferedReader br = new BufferedReader(reader);
List<IProcessInfo> processList = new ArrayList<>();
try {
String line;
while ((line = br.readLine()) != null) {
int tab = line.indexOf('\t');
if (tab != -1) {
String proc = line.substring(0, tab).trim();
String name = line.substring(tab).trim();
if (proc.length() > 0 && name.length() > 0) {
try {
int pid = Integer.parseInt(proc);
processList.add(new ProcessInfo(pid, name));
} catch (NumberFormatException e) {
}
}
}
}
} catch (IOException e) {
}
return processList.toArray(new IProcessInfo[processList.size()]);
}
public static void main(String[] args) {
IProcessInfo[] processList = new ProcessListWin32Internal().getProcessList();
for (IProcessInfo iProcessInfo : processList) {
System.out.println(iProcessInfo);
}
}
}