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/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.core.tests.runtime;
/**
* Wrapper around the external processes that are running a J9 VM
* and a J9 Proxy.
* This allows to kill these processes when we exit this vm.
*/
class J9VirtualMachine extends LocalVirtualMachine {
private Process proxyProcess;
private AbstractReader proxyConsoleReader;
private String proxyOutputFile;
/**
* Creates a new J9VirtualMachine from the Processes that runs this VM
* and its J9 Proxy and with the given info.
*/
public J9VirtualMachine(Process vmProcess, int debugPort, String evalTargetPath, Process proxyProcess, String proxyOutputFile) {
super(vmProcess, debugPort, evalTargetPath);
this.proxyProcess = proxyProcess;
this.proxyOutputFile = proxyOutputFile;
// Start the Proxy console reader so that the proxy is not blocked on its stdout.
if (this.proxyProcess != null) {
if (this.proxyOutputFile == null) {
this.proxyConsoleReader=
new NullConsoleReader(
"J9 Proxy Console Reader",
this.proxyProcess.getInputStream());
} else {
this.proxyConsoleReader=
new ProxyConsoleReader(
"J9 Proxy Console Reader",
this.proxyProcess.getInputStream(),
this.proxyOutputFile);
}
this.proxyConsoleReader.start();
}
}
private boolean isProxyRunning() {
if (this.proxyProcess == null) {
return false;
}
boolean hasExited;
try {
this.proxyProcess.exitValue();
hasExited = true;
} catch (IllegalThreadStateException e) {
hasExited = false;
}
return !hasExited;
}
/**
* @see LocalVirtualMachine#shutDown
*/
public void shutDown() throws TargetException {
super.shutDown();
if (this.proxyConsoleReader != null)
this.proxyConsoleReader.stop();
if ((this.proxyProcess != null) && isProxyRunning())
this.proxyProcess.destroy();
}
/**
* @see LocalVirtualMachine#shutDown
*/
public void waitForTermination() throws InterruptedException {
super.waitForTermination();
if (this.proxyProcess != null)
this.proxyProcess.waitFor();
if (this.proxyConsoleReader != null)
this.proxyConsoleReader.stop();
}
}
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