Bug 7914 Cannot copy a Java project in the packages view
There is no way to copy a Java project in the packages view. You can copy a project in the Navigator. This is a functional gap.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/reorg/MoveAction.java
ReorgMessages.getString("moveAction.error.readOnly")); 
	}
	
	private static boolean hasReadOnlyElements(ReorgRefactoring refactoring){
		for (Iterator iter= refactoring.getElementsToReorg().iterator(); iter.hasNext(); ){
			if (ReorgUtils.shouldConfirmReadOnly(iter.next())) 
				return true;
		}
		return false;
	}
	
	/* non java-doc
	 * @see ReorgDestinationAction#doReorg(ReorgRefactoring) 
	 */
	void doReorg(ReorgRefactoring refactoring) throws JavaModelException{
		if (!fShowPreview){
			super.doReorg(refactoring);
			return;
		}	
		
		RefactoringWizard wizard= new RefactoringWizard(refactoring, "Move", IJavaHelpContextIds.MOVE_CU_ERROR_WIZARD_PAGE);
		new RefactoringWizardDialog(JavaPlugin.getActiveWorkbenchShell(), wizard).open();	
	}
	
	
		
	private class MoveDestinationDialog extends ElementTreeSelectionDialog {
		private static final int PREVIEW_ID= IDialogConstants.CLIENT_ID + 1;
		private MoveRefactoring fRefactoring;
		private Button fCheckbox;