Bug 10593 Jar export should add ".jar" suffix if not specified
Build 20020228 - select some files - export them using the jar export - enter "test" as the jar name - it creates a jar file called "test" It should use "test.jar".
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/jarpackager/JarPackageWizardPage.java
private JarPackage fJarPackage;
	private IStructuredSelection fInitialSelection;
	private CheckboxTreeAndListGroup fInputGroup;
	private boolean fFirstTime= true;
	
	private Text	fSourceNameField;	
	private Button	fSourceBrowseButton;
	private Button	fExportClassFilesCheckbox;
	private Button	fExportJavaFilesCheckbox;	
	
	private Combo	fDestinationNamesCombo;
	private Button	fDestinationBrowseButton;
	
	private Button		fCompressCheckbox;
	private Button		fOverwriteCheckbox;
	private Composite	fDescriptionFileGroup;
	private Button		fSaveDescriptionCheckbox;