Bug 127723 refactoring history: warn when replacing a jar with an older version
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/jarimport/JarImportWizardPage.java
private static final String PAGE_NAME= "JarImportWizardPage"; 
	
	private final boolean fImportWizard;
	
	private final JarImportData fJarImportData;
	
	private Text fLocationField= null;
	
	private TreeViewer fTreeViewer= null;
	/**
	 * Creates a new jar import wizard page.
	 * 
	 * @param data
	 *            the jar import data
	 * @param wizard
	 *            <code>true</code> if the wizard is part of an import wizard,
	 *            <code>false</code> otherwise
	 */
	public JarImportWizardPage(final JarImportData data, final boolean wizard) {
		super(PAGE_NAME);
		Assert.isNotNull(data);
		fJarImportData= data;
		fImportWizard= wizard;
		if (fImportWizard) {
			setTitle(JarImportMessages.JarImportWizardPage_page_title);
			setDescription(JarImportMessages.JarImportWizardPage_page_description);
		} else {
			setTitle(JarImportMessages.JarImportWizardPage_page_replace_title);
			setDescription(JarImportMessages.JarImportWizardPage_page_replace_description);
		}