ImportExistingArchiveProjectFilterTest: skip jdt #2432

When running locally and jdt plugins are available the test walked the
whole contributed JDT items in the project explorer, which took much
time and Heap memory

#2432

Author: jukzi

tests/org.eclipse.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/datatransfer/ImportExistingArchiveProjectFilterTest.java

@@ -155,6 +155,9 @@ private void processElementAndChildren(Object element, ITreeContentProvider cont
 			IFolder folder = (IFolder) element;
 			assertFalse(folder.getName().equalsIgnoreCase("res"));
 		} else {
+			if (element.getClass().getName().startsWith("org.eclipse.jdt")) {
+				return; // to expensive to walk whole JRE
+			}
 			Object[] children = contentProvider.getChildren(element);
 			for (Object child : children) {
 				processElementAndChildren(child, contentProvider);