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Yapbam launcher is a launcher dedicated to the Yapbam application

The newest version!

package net.yapbam.gui;

import java.io.File;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLClassLoader;
import java.text.MessageFormat;

import javax.swing.JOptionPane;

public class Launcher {
	private static final String REQUIRED_JAVA_VERSION = "1.6";
	private static final String JAR_FILE_NAME = "program.jar";
	private static final String CLASS_NAME = "net.yapbam.gui.MainFrame";
	
	private Launcher() {
	}
	
	public static void main(String[] args) {
//		Iterator it = System.getProperties().keySet().iterator();
//		while (it.hasNext()) {
//			String next = (String) it.next();
//			System.out.println (next+" -> "+System.getProperty(next));
//		}
		
		String current = System.getProperty("java.specification.version");
		if (Float.parseFloat(current)A program file is missing ("+jarFile.getAbsolutePath()+").

You should install Yapbam again in order to fix it.
");
			}
			// The new ClassLoader will be left opened because it will be used until the end of the program to get application's classes 
			return new URLClassLoader(new URL[]{jarFile.toURI().toURL()}).loadClass(CLASS_NAME);
		} catch (URISyntaxException e) {
			throw new RuntimeException(e);
		} catch (MalformedURLException e) {
			throw new RuntimeException(e);
		}
	}
	
	private static boolean noJar() {
		try {
			Class.forName(CLASS_NAME);
			return true;
		} catch (ClassNotFoundException e) {
			return false;
		}
	}

	private static void error(Throwable e) {
		String pattern = "A fatal error occurs ({0}).
Maybe a program file is corrupted.
" +
		"
You should install Yapbam again in order to fix it.
";
		error(MessageFormat.format(pattern, new Object[]{e.toString()}));
	}

	private static void error(String message) {
		JOptionPane.showMessageDialog(null, message, "Sorry, unable to launch Yapbam", JOptionPane.ERROR_MESSAGE);
		System.exit(-1);
	}
}