docs: public void init(IWorkbench workbench, JarPackageData jarPackage) {
  		Assert.isNotNull(workbench);
  		Assert.isNotNull(jarPackage);
  		fJarPackage= jarPackage;
  		setInitializeFromJarPackage(true);
  		setWindowTitle(FatJarPackagerMessages.JarPackageWizard_windowTitle);
  		setDefaultPageImageDescriptor(JavaPluginImages.DESC_WIZBAN_FAT_JAR_PACKAGER);
  		setNeedsProgressMonitor(true);
  	}