package org.rzo.yajsw.app;

import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedAction;

public abstract class AbstractWrapperJVMMain
{

	/** The WRAPPE r_ manager. */
	public static WrapperManager	WRAPPER_MANAGER;
	public static Throwable exception = null;
	// call java logger, so that it inits before groovy & co 
	//private static Logger dummy = Logger.getAnonymousLogger();
	
	static class YajswUncaughtExceptionHandler implements Thread.UncaughtExceptionHandler {
		public void uncaughtException(Thread t, Throwable e) {
		System.err.println ("Uncaught exception by " + t + ":");
		System.err.println(e.getClass().getName()+":"+e.getMessage());
		e.printStackTrace();
		}
		}

	protected static void postExecute()
	{
		int exitCode;
		if (exception == null)
			exitCode = WRAPPER_MANAGER.getExitOnMainTerminate();
		else
			exitCode = WRAPPER_MANAGER.getExitOnException();
		if (exitCode >= 0)
			System.exit(exitCode);
	}

	protected static void preExecute(String[] args)
	{
		final String[] finalArgs = args;
		WRAPPER_MANAGER = (WrapperManager) AccessController.doPrivileged(new PrivilegedAction<Object>()
		{
			public Object run()
			{
				// set our own handler so that we may log out of memory errors
				Thread.setDefaultUncaughtExceptionHandler(new YajswUncaughtExceptionHandler ());
				WrapperManager result = WrapperManagerProxy.getWrapperManager(finalArgs);
				return result;
			}
		});
	}


}