Bug 28398 New Java Project Wizard: no source folder after using "Back"
Build 20021213 1. Start the new Java Project wizard 2. Enter "JUnix" 3. Press "Next" - see: there's a source folder 4. Press "Back" 5. Change project name to "JUnit" 6. Press "Next" ==> no source folder
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/SourceContainerWorkbookPage.java
}
		}
	}
	
	
			
			
	private CPListElement[] openSourceContainerDialog(CPListElement existing) {
		
		Class[] acceptedClasses= new Class[] { IProject.class, IFolder.class };
		TypedElementSelectionValidator validator= new TypedElementSelectionValidator(acceptedClasses, existing == null, getExistingContainers(null));
		
		IProject[] allProjects= fWorkspaceRoot.getProjects();
		ArrayList rejectedElements= new ArrayList(allProjects.length);
		IProject currProject= fCurrJProject.getProject();
		for (int i= 0; i < allProjects.length; i++) {
			if (!allProjects[i].equals(currProject)) {
				rejectedElements.add(allProjects[i]);
			}
		}
		ViewerFilter filter= new TypedViewerFilter(acceptedClasses, rejectedElements.toArray());
		
		ILabelProvider lp= new WorkbenchLabelProvider();
		ITreeContentProvider cp= new WorkbenchContentProvider();
		String title= (existing == null) ? NewWizardMessages.getString("SourceContainerWorkbookPage.ExistingSourceFolderDialog.new.title") : NewWizardMessages.getString("SourceContainerWorkbookPage.ExistingSourceFolderDialog.edit.title"); 
		String message= (existing == null) ? NewWizardMessages.getString("SourceContainerWorkbookPage.ExistingSourceFolderDialog.new.description") : NewWizardMessages.getString("SourceContainerWorkbookPage.ExistingSourceFolderDialog.edit.description"); 
		FolderSelectionDialog dialog= new FolderSelectionDialog(getShell(), lp, cp);
		dialog.setValidator(validator);
		dialog.setTitle(title);
		dialog.setMessage(message);