set50Compiliance(map);
JavaModelUtil.set50CompilanceOptions(map);
	public int open() {		int res= super.open();		if (res == OK) {			if (fChangeProject.isSelected()) {				Map map= fProject.getOptions(false);				set50Compiliance(map);				fProject.setOptions(map);			} else {				Hashtable map= JavaCore.getOptions();				set50Compiliance(map);				JavaCore.setOptions(map);			}			doFullBuild();					}		return res;	}