Bug 6536 Add Javadoc on field in TH does nothing
1. Select a field in the Type Hierarchy view 2. From its context menu select "Add Javadoc" ==> nothing happens. Either this menu should be removed or (preferably) the action should add the fields Javadoc.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/actions/AddJavaDocStubAction.java
try {
			ICompilationUnit cu= members[0].getCompilationUnit();
			
			IEditorPart editor= EditorUtility.openInEditor(cu);
			
			ICompilationUnit workingCopyCU;
			IMember[] workingCopyMembers;
			if (cu.isWorkingCopy()) {
				workingCopyCU= cu;
				workingCopyMembers= members;
			} else {
				
				workingCopyCU= EditorUtility.getWorkingCopy(cu);
				if (workingCopyCU == null) {
					showError(JavaUIMessages.getString("AddJavaDocStubsAction.error.noWorkingCopy")); 
					return;
				}
				workingCopyMembers= new IMember[members.length];
				for (int i= 0; i < members.length; i++) {
					IMember member= members[i];
					IMember workingCopyMember= (IMember) JavaModelUtil.findMemberInCompilationUnit(workingCopyCU, member);
					if (workingCopyMember == null) {
						showError(JavaUIMessages.getFormattedString("AddJavaDocStubsAction.error.memberNotExisting", member.getElementName())); 
						return;
					}
					workingCopyMembers[i]= workingCopyMember;
				}
			}