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
gridData.widthHint = new PixelConverter(projectsList.getControl()).convertWidthInCharsToPixels(25);
		gridData.heightHint = new PixelConverter(projectsList.getControl()).convertHeightInCharsToPixels(10);
		projectsList.getControl().setLayoutData(gridData);
		projectsList.setContentProvider(new ITreeContentProvider() {
			/*
			 * (non-Javadoc)
			 * 
			 * @see
			 * org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java
			 * .lang.Object)
			 */
			public Object[] getChildren(Object parentElement) {
				return null;
			}
			/*
			 * (non-Javadoc)
			 * 
			 * @see
			 * org.eclipse.jface.viewers.IStructuredContentProvider#getElements
			 * (java.lang.Object)
			 */
			public Object[] getElements(Object inputElement) {
				return getProjectRecords();
			}
			/*
			 * (non-Javadoc)
			 * 
			 * @see
			 * org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java
			 * .lang.Object)