Bug 279781 [Import/Export] Recursive addition problem in Import > Existing projects into workspace
Build ID: M20090211-1700 Steps To Reproduce: 1. Create Workspace ws1 2. Create project p1. 3. Create Workspace ws1/p1 4. One Import > Existing projects into workspace 5. Select ws1/p1 and check the option "Copy projects into workspace". 6. Click finish button. 7. Observe that p1 is recursively added. More information: In ideal case we should check for recursive addition and avoid it.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/WizardProjectsImportPage.java
private static String previouslyBrowsedArchive = ""; 
	private Button projectFromDirectoryRadio;
	private Button projectFromArchiveRadio;
	private Text archivePathField;
	private Button browseDirectoriesButton;
	private Button browseArchivesButton;
	private IProject[] wsProjects;
	
	private static final String[] FILE_IMPORT_MASK = {
			"*.jar;*.zip;*.tar;*.tar.gz;*.tgz", "*.*" }; 
	
	private String initialPath;
	
	
	private String lastPath;
	
	
	private long lastModified;
	private WorkingSetGroup workingSetGroup;
	private IStructuredSelection currentSelection;
	/**
	 * Creates a new project creation wizard page.
	 * 
	 */
	public WizardProjectsImportPage() {
		this("wizardExternalProjectsPage", null, null); 
	}
	/**
	 * Create a new instance of the receiver.
	 *