public JarFileExportOperation(JarPackageData[] jarPackages, Shell parent) { this(parent); fJarPackages= jarPackages;
public JarFileExportOperation(JarPackageData jarPackage, Shell parent) { this(new JarPackageData[] {jarPackage}, parent);
	public JarFileExportOperation(JarPackageData[] jarPackages, Shell parent) {		this(parent);		fJarPackages= jarPackages;	}