@Override
			public void perspectiveActivated(IWorkbenchPage page, IPerspectiveDescriptor perspective) 
			{
					
					IEditorReference[] editors = page.getEditorReferences();
					if (editors != null)
					{
						for (int i=0; i<editors.length; i++)
						{
							if (!editors[i].getId().equals(perspective.getAttributes().get("editorId"))
								page.hideEditor(editors[i]);
						}
					}
		});