Class ShutdownHookExamples

java.lang.Object

net.jrodolfo.java_evolution.java03.shutdown_hooks.ShutdownHookExamples

public class ShutdownHookExamples
extends Object

Demonstrates JVM shutdown hooks, introduced in J2SE 1.3.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	MARKER_MESSAGE

Constructor Summary

Constructors

Constructor	Description
ShutdownHookExamples()

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)
void	registerMarkerFileHook(File markerFile, String message)	Registers a shutdown hook that writes a marker file during orderly JVM shutdown.
int	runChildProcessMode(String[] args)	Entry point used by the test suite's child JVM.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

MARKER_MESSAGE

public static final String MARKER_MESSAGE

See Also:

• Constant Field Values

Constructor Details

ShutdownHookExamples

public ShutdownHookExamples()

Method Details

registerMarkerFileHook

public void registerMarkerFileHook(File markerFile,
 String message)

Registers a shutdown hook that writes a marker file during orderly JVM shutdown.

Parameters:

markerFile - file to write from the shutdown hook

message - marker text

runChildProcessMode

public int runChildProcessMode(String[] args)

Entry point used by the test suite's child JVM.

Parameters:

args - first argument is the marker file path

Returns:

process exit code

main

public static void main(String[] args)