/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
* Copyright 2009 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
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* may be used to endorse or promote products derived from this software
* without specific prior written permission.
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package systemmonitor;
import java.io.File;
import java.util.Map;
public class TOPMonitor implements Runnable {
private String interval = "1";
private UpdateListener updateListener = null;
private Thread thread = null;
public TOPMonitor(UpdateListener ul, String interval) {
thread = new Thread(this);
this.updateListener = ul;
this.interval = interval;
}
public void start() {
thread.start();
}
public void run() {
System.out.println("TopMonitor : Start");
try {
ProcessBuilder pb = null;
if(DataParserFactory.OS_NAME.startsWith("linux")) {
pb = new ProcessBuilder("/usr/bin/top", "-b", "-d", interval);
} else if(DataParserFactory.OS_NAME.startsWith("sunos")) {
pb = new ProcessBuilder("/usr/bin/top", "-s" + interval);
} else {
pb = new ProcessBuilder("/usr/bin/top", "-s", interval);
}
Map<String, String> env = pb.environment();
env.put("TERM", "xterm");
env.put("LANG", "en_US.UTF-8");
env.put("LC_ALL", "en_US.UTF-8");
Process process = pb.start();
StreamReader srIn = new StreamReader(
process.getInputStream(), updateListener);
srIn.start();
StreamReader srErr = new StreamReader(
process.getErrorStream(), null);
srErr.start();
process.waitFor();
} catch (Exception e) {
e.printStackTrace();
}
System.out.println("TopMonitor : End");
}
}
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