Method registerExitFunction

code/src/java/pcgen/util/GracefulExit.java:127–141

Registers an exit function to be called when the JVM exits. This method can be called before or after shutdown has started, otherwise an exception will be thrown. @param exitFunction The exit function to register

(ExitFunction exitFunction)

	 * @param exitFunction The exit function to register
	 */
	public static void registerExitFunction(ExitFunction exitFunction)
	{
		try
		{
			lock.lock();
			if (isShuttingDown)
			{
				throw new IllegalStateException("Cannot register an exit function after shutdown has started");
			}
			GracefulExit.exitFunction = exitFunction;
		} finally
		{
			lock.unlock();
		}
	}
}