org.openide.util.ContextAwareAction Java Examples

public void testListenerGCed () throws Exception {
    InstanceContent ic = new InstanceContent();
    lkp = new AbstractLookup(ic);
    Lookup.Result<Integer> lookupResult = lkp.lookupResult(Integer.class);

    Action action = ((ContextAwareAction) Actions.forID("cat", "survive")).createContextAwareInstance(lkp);
    Action fallbackAction = ((GeneralAction.DelegateAction) action).fallback;
    WeakReference<Action> fallbackActionRef = new WeakReference<Action>(fallbackAction);
    WeakReference<Action> clone = new WeakReference<Action>(action);
    cm = ContextManager.findManager(lkp, true);
    WeakReference lsetRef = new WeakReference<Object>(cm.findLSet(Integer.class));

    action = null;

    assertGC("Action should be GCed", clone);

    fallbackAction = null;

    assertGC("Fallback action should be GCed", fallbackActionRef);
    assertGC("Action LSet Should be GCed", lsetRef);
    lookupResult.allInstances();
}
 

public void testBasicUsageWithEnablerFromLayer() throws Exception {
    FileObject folder;
    folder = FileUtil.getConfigFile("actions/support/test");
    assertNotNull("testing layer is loaded: ", folder);

    FileObject fo = folder.getFileObject("testContextEnabler.instance");
    
    Object obj = fo.getAttribute("instanceCreate");
    if (!(obj instanceof ContextAwareAction)) {
        fail("Shall create an action: " + obj);
    }
    ContextAwareAction caa = (ContextAwareAction)obj;
    Action action = caa.createContextAwareInstance(lookupProxy);
    
    
    doBasicUsageWithEnabler(action);
}
 

@ActionID(id = "org.netbeans.modules.maven.customPopup", category = "Project")
@ActionRegistration(displayName = "#LBL_Custom_Run", lazy=false)
@ActionReferences({
    @ActionReference(position = 1400, path = "Projects/org-netbeans-modules-maven/Actions"),
    @ActionReference(position = 250, path = "Loaders/text/x-maven-pom+xml/Actions"),
    @ActionReference(position = 1296, path = "Loaders/text/x-java/Actions"),
    @ActionReference(position = 1821, path = "Editors/text/x-java/Popup")
})
@Messages({"LBL_Custom_Run=Run Maven", "LBL_Custom_Run_File=Run Maven"})
public static ContextAwareAction customPopupActions() {
    return new ConditionallyShownAction() {
        
        protected @Override Action forProject(Project p, FileObject fo) {
            ActionProviderImpl ap = p.getLookup().lookup(ActionProviderImpl.class);
            return ap != null ? ap.new CustomPopupActions(triggeredOnFile, triggeredOnPom, fo) : null;
        }
    };
}
 

@RandomlyFails
public void testListenerGCedAfterActionGCed () throws Exception {
    InstanceContent ic = new InstanceContent();
    lkp = new AbstractLookup(ic);
    Lookup.Result<Integer> lookupResult = lkp.lookupResult(Integer.class);

    Action action = ((ContextAwareAction) Actions.forID("cat", "survive")).createContextAwareInstance(lkp);
    Action fallbackAction = ((GeneralAction.DelegateAction) action).fallback;
    WeakReference<Action> fallbackActionRef = new WeakReference<Action>(fallbackAction);
    WeakReference<Action> clone = new WeakReference<Action>(action);
    cm = ContextManager.findManager(lkp, true);
    WeakReference lsetRef = new WeakReference<Object>(cm.findLSet(Integer.class));

    // both delegate and delegating actions are GCed before WeakListenerSupport is triggered in ActiveRefQueue:
    // fallbackAction.removePropertyChangeListener(delegating.weakL);
    fallbackAction = null;
    action = null;
    assertGC("Action should be GCed", clone);

    assertGC("Fallback action should be GCed", fallbackActionRef);
    assertGC("Action LSet Should be GCed", lsetRef);
    lookupResult.allInstances();
}
 

private static void close(final Project prj) {
    Mutex.EVENT.readAccess(new Mutex.Action<Object>() {
        public Object run() {
            LifecycleManager.getDefault().saveAll();
            
            Action closeAction = CommonProjectActions.closeProjectAction();
            closeAction = closeAction instanceof ContextAwareAction ? ((ContextAwareAction) closeAction).createContextAwareInstance(Lookups.fixed(new Object[] {prj})) : null;
            
            if (closeAction != null && closeAction.isEnabled()) {
                closeAction.actionPerformed(new ActionEvent(prj, -1, "")); // NOI18N
            } else {
                //fallback:
                OpenProjects.getDefault().close(new Project[] {prj});
            }
            
            return null;
        }
    });
}
 

public void testCopyLikeProblem() throws Exception {
    FileObject fo = folder.getFileObject("testCopyLike.instance");

    Object obj = fo.getAttribute("instanceCreate");
    if (!(obj instanceof Action)) {
        fail("Shall create an action: " + obj);
    }

    InstanceContent ic = new InstanceContent();
    AbstractLookup l = new AbstractLookup(ic);
    ActionMap map = new ActionMap();
    map.put("copy-to-clipboard", new MyAction());
    ic.add(map);

    CntListener list = new CntListener();
    Action clone = ((ContextAwareAction)obj).createContextAwareInstance(l);
    clone.addPropertyChangeListener(list);
    assertTrue("Enabled", clone.isEnabled());

    ic.remove(map);
    assertFalse("Disabled", clone.isEnabled());
    list.assertCnt("one change", 1);
}
 

public void testActionsUpdatedWhenActionMapChanges() throws Exception {
    ContextAwareAction a = Actions.callback("ahoj", null, true, "Ahoj!", "no/icon.png", true);
    final InstanceContent ic = new InstanceContent();
    Lookup lkp = new AbstractLookup(ic);

    ActionMap a1 = new ActionMap();
    ActionMap a2 = new ActionMap();
    a2.put("ahoj", new Enabled());

    ic.add(a1);
    Action clone = a.createContextAwareInstance(lkp);
    class L implements PropertyChangeListener {
        int cnt;
        public void propertyChange(PropertyChangeEvent evt) {
            cnt++;
        }
    }
    L listener = new L();
    clone.addPropertyChangeListener(listener);
    assertFalse("Not enabled", isEnabled(clone));

    ic.set(Collections.singleton(a2), null);

    assertTrue("Enabled now", isEnabled(clone));
    assertEquals("one change", 1, listener.cnt);
}
 

public void testCanTCGarbageCollectWhenActionInMap() {
    TopComponent tc = new TopComponent();
    class CAA extends AbstractAction implements
            ContextAwareAction {
        public void actionPerformed(ActionEvent arg0) {
            throw new UnsupportedOperationException("Not supported yet.");
        }

        public Action createContextAwareInstance(Lookup actionContext) {
            return this;
        }

    }
    ContextAwareAction del = new CAA();
    ContextAwareAction context = Actions.context(Integer.class, true, true, del, null, "DisplayName", null, true);
    Action a = context.createContextAwareInstance(tc.getLookup());
    tc.getActionMap().put("key", a);

    WeakReference<Object> ref = new WeakReference<Object>(tc);
    tc = null;
    a = null;
    del = null;
    context = null;
    assertGC("Can the component GC?", ref);
}
 

public void testOperationActions() throws Exception { // #72397
    final NbModuleProject project = generateStandaloneModule("module");
    cgpi.setProject(project);
    DialogDisplayerImpl dd = (DialogDisplayerImpl) Lookup.getDefault().lookup(DialogDisplayer.class);
    FileObject lock = FileUtil.createData(project.getProjectDirectory(), "build/testuserdir/lock");
    RandomAccessFile raf = new RandomAccessFile(FileUtil.toFile(lock), "rw");
    FileLock lck = raf.getChannel().lock();
    EventQueue.invokeAndWait(new Runnable() {
        @Override public void run() {
            ((ContextAwareAction) CommonProjectActions.deleteProjectAction()).createContextAwareInstance(Lookups.singleton(project)).actionPerformed(null);
        }
    });
    assertNotNull("warning message emitted", dd.getLastNotifyDescriptor());
    assertEquals("warning message emitted", dd.getLastNotifyDescriptor().getMessage(),
            Bundle.ERR_ModuleIsBeingRun());
    dd.reset();
    lck.release();
    raf.close();
    lock.delete();
    EventQueue.invokeAndWait(new Runnable() {
        @Override public void run() {
            CommonProjectActions.deleteProjectAction().actionPerformed(null);
        }
    });
    assertNull("no warning message", dd.getLastNotifyDescriptor());
}
 

public JPopupMenu getPopupMenu() {
    if (getItemCount() == 0) {
        Action[] grouped = grouped();
        for (int i = 0; i < grouped.length; i++) {
            Action action = grouped[i];
            if (action == null && getItemCount() != 0) {
                addSeparator();
            } else {
                if (action instanceof ContextAwareAction) {
                    action = ((ContextAwareAction)action).createContextAwareInstance(lookup);
                }
                if (action instanceof Presenter.Popup) {
                    add(((Presenter.Popup)action).getPopupPresenter());
                }
            }
        }
    }
    return super.getPopupMenu();
}
 

private Object delegate0(Lookup.Provider everything, List<?> data, boolean getAction) {
    Object d = instDelegate != null ? instDelegate.get() : null;
    if (d != null) {
        if (getAction && (d instanceof Performer)) {
            return ((Performer)d).delegate0(everything, data, getAction);
        }
        return d;
    }
    d = createDelegate(everything, data);
    if (d != null) {
        if (getAction && (d instanceof Performer)) {
            final Object fd = d;
            instDelegate = new WeakReference<Object>(d) { private Object hardRef = fd; };
            return ((Performer)d).delegate0(everything, data, getAction);
        }
        if (d instanceof ContextAwareAction) {
            d = ((ContextAwareAction)d).createContextAwareInstance(everything.getLookup());
        }
        instDelegate = new WeakReference<>(d);
    } else {
        instDelegate = NONE;
    }
    return d;
}
 

public void testIconIsCorrect() throws Exception {
    if (true) return; // disabled right now
    
    myListenerCounter = 0;
    myIconResourceCounter = 0;
    Action a = readAction();
    
    assertTrue("Always enabled", a.isEnabled());
    a.setEnabled(false);
    assertTrue("Still Always enabled", a.isEnabled());
    
    
    assertEquals("No icon in menu", Boolean.TRUE, a.getValue("noIconInMenu"));
    
    if (a instanceof ContextAwareAction) {
        fail("Should not be context sensitive, otherwise it would have to implement equal correctly: " + a);
    }
    
    a.actionPerformed(null);
}
 

public void testContextAction() throws Exception {
    Action a = Actions.forID("Tools", "on.int");
    assertTrue("It is context aware action", a instanceof ContextAwareAction);

    InstanceContent ic = new InstanceContent();
    AbstractLookup lkp = new AbstractLookup(ic);
    Action clone = ((ContextAwareAction) a).createContextAwareInstance(lkp);
    NumberLike ten = new NumberLike(10);
    ic.add(ten);

    assertEquals("Number lover!", clone.getValue(Action.NAME));
    clone.actionPerformed(new ActionEvent(this, 300, ""));
    assertEquals("Global Action not called", 10, Context.cnt);

    ic.remove(ten);
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("Global Action stays same", 10, Context.cnt);
}
 

public void testMultiContextAction() throws Exception {
    ContextAwareAction a = (ContextAwareAction) Actions.forID("Tools", "on.numbers");

    InstanceContent ic = new InstanceContent();
    AbstractLookup lkp = new AbstractLookup(ic);
    Action clone = a.createContextAwareInstance(lkp);
    NumberLike ten = new NumberLike(10);
    NumberLike three = new NumberLike(3);
    ic.add(ten);
    ic.add(three);

    assertEquals("Number lover!", clone.getValue(Action.NAME));
    clone.actionPerformed(new ActionEvent(this, 300, ""));
    assertEquals("Global Action not called", 13, MultiContext.cnt);

    ic.remove(ten);
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("Adds 3", 16, MultiContext.cnt);

    ic.remove(three);
    assertFalse("It is disabled", clone.isEnabled());
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("No change", 16, MultiContext.cnt);
}
 

static ContextAwareAction context(Map map, boolean instanceReady) {
    Class<?> dataType = readClass(map.get("type")); // NOI18N
    ContextAwareAction ca = _context(map, dataType, Utilities.actionsGlobalContext(), instanceReady);
    // autodetect on/off actions
    if (ca.getValue(Action.SELECTED_KEY) != null) {
        return new StateDelegateAction(map, ca);
    } else {
        return new DelegateAction(map, ca);
    }
}
 

private static Action assertAction(String msg, boolean enabled, Action[] arr, Lookup context) {
    for (int i = 0; i < arr.length; i++) {
        Action action = arr[i];
        if (action instanceof OpenAdvancedAction) {
            Action clone = ((ContextAwareAction)action).createContextAwareInstance(context);
            assertEquals("Correctly enabled. " + msg, enabled, clone.isEnabled());
            return clone;
        }
    }
    fail("No open advanced action found!");
    return null;
}
 

private static void callAction(Action a, Node node, ActionEvent actionEvent) {
    if (a instanceof ContextAwareAction) {
        a = ((ContextAwareAction)a).createContextAwareInstance(node.getLookup());
    }
    if (a == null) {
        return;
    }
    a.actionPerformed(actionEvent);
}
 

public void testCallbackOnFieldAction() throws Exception {
    Callback.cnt = 0;
    
    FileObject fo = FileUtil.getConfigFile(
        "Actions/Edit/my-field-action.instance"
    );
    assertNotNull("File found", fo);
    Object icon = fo.getAttribute("iconBase");
    assertEquals("Icon found", "org/openide/awt/TestIcon.png", icon);
    Object obj = fo.getAttribute("instanceCreate");
    assertNotNull("Attribute present", obj);
    assertTrue("It is context aware action", obj instanceof ContextAwareAction);
    ContextAwareAction a = (ContextAwareAction)obj;

    class MyAction extends AbstractAction {
        int cnt;
        @Override
        public void actionPerformed(ActionEvent e) {
            cnt += e.getID();
        }
    }
    MyAction my = new MyAction();
    ActionMap m = new ActionMap();
    m.put(ACTION_MAP_KEY, my);

    InstanceContent ic = new InstanceContent();
    AbstractLookup lkp = new AbstractLookup(ic);
    Action clone = a.createContextAwareInstance(lkp);
    ic.add(m);

    assertEquals("I am context", clone.getValue(Action.NAME));
    clone.actionPerformed(new ActionEvent(this, 300, ""));
    assertEquals("Local Action called", 300, my.cnt);
    assertEquals("Global Action not called", 0, Callback.cnt);

    ic.remove(m);
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("Local Action stays", 300, my.cnt);
    assertEquals("Global Action not called, there is no fallback", 0, Callback.cnt);
}
 

/** Invokes the preferred action on given object and tries to select it in
 * corresponding view, e.g. in logical view if possible otherwise
 * in physical project's view.
 * Note: execution this methods can invokes new threads to assure the action
 * is called in EQ.
 *
 * @param newDo new data object
 */   
public static void openAndSelectNewObject (final DataObject newDo) {
    // call the preferred action on main class
    Mutex.EVENT.writeAccess (new Runnable () {
        @Override
        public void run () {
            final Node node = newDo.getNodeDelegate ();
            Action a = node.getPreferredAction();
            if (a instanceof ContextAwareAction) {
                a = ((ContextAwareAction) a).createContextAwareInstance(node.getLookup ());
            }
            if (a != null) {
                a.actionPerformed(new ActionEvent(node, ActionEvent.ACTION_PERFORMED, "")); // NOI18N
            }

            // next action -> expand && select main class in package view
            final ProjectTab ptLogical = ProjectTab.findDefault(ProjectTab.ID_LOGICAL);
            final ProjectTab ptPhysical = ProjectTab.findDefault(ProjectTab.ID_PHYSICAL);
            ProjectTab.RP.post(new Runnable() {
                public @Override void run() {
                    ProjectTab tab = ptLogical;
                    Node n = tab.findNode(newDo.getPrimaryFile());
                    if (n == null) {
                        tab = ptPhysical;
                        n = tab.findNode(newDo.getPrimaryFile());
                    }
                    if (n != null) {
                        tab.selectNode(n);
                    }
                }
            });
        }
    });
}
 

public void testAllResultListenersRemoved () throws Exception {
    InstanceContent ic = new InstanceContent();
    lkp = new AbstractLookup(ic);
    Lookup.Result<Integer> lookupResult = lkp.lookupResult(Integer.class);

    Action action = ((ContextAwareAction) Actions.forID("cat", "survive")).createContextAwareInstance(lkp);
    Action fallbackAction = ((GeneralAction.DelegateAction) action).fallback;
    WeakReference<Action> fallbackActionRef = new WeakReference<Action>(fallbackAction);
    WeakReference<Action> clone = new WeakReference<Action>(action);
    cm = ContextManager.findManager(lkp, true);
    WeakReference<ContextManager.LSet> lsetRef = new WeakReference<ContextManager.LSet>(cm.findLSet(Integer.class));
    WeakReference<Lookup.Result> lookupResultRef = new WeakReference<Lookup.Result>(lsetRef.get().result);

    action = null;

    assertGC("Action should be GCed", clone);

    fallbackAction = null;

    assertGC("Fallback action should be GCed", fallbackActionRef);
    assertGC("Action LSet Should be GCed", lsetRef);
    if (lookupResultRef.get() == lookupResult) {
        // LSet holds ref to the actual real lookup result, nothing to test
    } else {
        // LSet holds ref to a wrapper class NeverEmptyResult, which should have been GCed
        assertGC("NeverEmptyResult should be GCed", lookupResultRef);
    }
}
 

public void testSurviveFocusChangeBehavior() throws Exception {
    class MyAction extends AbstractAction {
        public int cntEnabled;
        public int cntPerformed;
        
        @Override
        public boolean isEnabled() {
            cntEnabled++;
            return true;
        }
        
        @Override
        public void actionPerformed(ActionEvent ev) {
            cntPerformed++;
        }
    }
    MyAction myAction = new MyAction();
    
    ActionMap disable = new ActionMap();
    ActionMap enable = new ActionMap();
    
    InstanceContent ic = new InstanceContent();
    AbstractLookup al = new AbstractLookup(ic);
    
    ContextAwareAction temp = (ContextAwareAction) Actions.forID("Windows", "my.survival.action");
    Action a = temp.createContextAwareInstance(al);
    
    enable.put(SURVIVE_KEY, myAction);
    
    ic.add(enable);
    assertTrue("MyAction is enabled", a.isEnabled());
    ic.set(Collections.singletonList(disable), null);
    assertTrue("Remains enabled on other component", a.isEnabled());
    ic.remove(disable);
}
 

public static ContextAwareAction callback(
    String key, Action defaultDelegate, Lookup context, boolean surviveFocusChange, boolean async
) {
    if (key == null) {
        throw new NullPointerException();
    }
    return new DelegateAction(null, key, context, defaultDelegate, surviveFocusChange, async);
}
 

/** Warms up tools action popup menu item. */
private static void warmUpToolsPopupMenuItem() {
    SystemAction toolsAction = SystemAction.get(ToolsAction.class);
    if(toolsAction instanceof ContextAwareAction) {
        // Here is important to create proper lookup
        // to warm up Tools sub actions.
        Lookup lookup = new org.openide.util.lookup.ProxyLookup(
            new Lookup[] {
                // This part of lookup causes warm up of Node (cookie) actions.
                new AbstractNode(Children.LEAF).getLookup(),
                // This part of lookup causes warm up of Callback actions.
                new TopComponent().getLookup()
            }
        );
        
        Action action = ((ContextAwareAction)toolsAction)
                            .createContextAwareInstance(lookup);
        if(action instanceof Presenter.Popup) {
            JMenuItem toolsMenuItem = ((Presenter.Popup)action)
                                            .getPopupPresenter();
            if(toolsMenuItem instanceof Runnable) {
                // This actually makes the warm up.
                // See ToolsAction.Popup impl.
                ((Runnable)toolsMenuItem).run();
            }
        }
    }
}
 

public void testPropertyChangeListenersDetachedAtFinalizeIssue58100() throws Exception {
    
    class MyAction extends AbstractAction {
        public void actionPerformed(ActionEvent ev) {
        }
    }
    MyAction action = new MyAction();
    ActionMap map = new ActionMap();
    
    map.put("key", action);
    Lookup context = Lookups.singleton(map);
    ContextAwareAction systemaction = CallbackActionTest.callback("key", null, Utilities.actionsGlobalContext(), false);
    Action delegateaction = systemaction.createContextAwareInstance(context);
    
    assertEquals("Action is expected to have no listener", 0, action.getPropertyChangeListeners().length);
    
    Reference<Object> actionref = new WeakReference<Object>(systemaction);
    systemaction = null;
    delegateaction = null;
    assertGC("CallbackSystemAction is supposed to be GCed", actionref);
    
    assertEquals(
        "Action is expected to have no PropertyChangeListener attached:\n" + 
            Arrays.asList(action.getPropertyChangeListeners())
        , 0, 
        action.getPropertyChangeListeners().length
    );
}
 

/** Tells if there is any action that is willing to provide
 * Presenter.Popup
 */
private boolean isPopupEnabled(Action toolsAction) {
    boolean en = false;
    Action[] copy = actions;

    // Get action conext.
    Lookup lookup;

    if (toolsAction instanceof Lookup.Provider) {
        lookup = ((Lookup.Provider) toolsAction).getLookup();
    } else {
        lookup = null;
    }

    for (int i = 0; i < copy.length; i++) {
        if (copy[i] == null) {
            continue;
        }
        // Get context aware action instance if needed.
        Action act;

        // Retrieve context aware action instance if possible.
        if ((lookup != null) && copy[i] instanceof ContextAwareAction) {
            act = ((ContextAwareAction) copy[i]).createContextAwareInstance(lookup);
            if (act == null) {
                throw new IllegalStateException("createContextAwareInstance for " + copy[i] + " returned null!");
            }
        } else {
            act = copy[i];
        }

        if (act.isEnabled()) {
            en = true;

            break;
        }
    }

    return en;
}
 

Action[] getInitActions(VCSContext ctx) {
    String category = (String) map.get("actionsCategory");              // NOI18N
    List<? extends Action> l = Utilities.actionsForPath("Versioning/" + category + "/Actions/Unversioned"); // NOI18N
    List<Action> ret = new ArrayList<Action>(l.size());
    for (Action action : l) {
        if(action instanceof ContextAwareAction) {
            ret.add(((ContextAwareAction)action).createContextAwareInstance(Lookups.singleton(ctx)));
        } else {
            ret.add(action);
        }
    }
    return ret.toArray(new Action[ret.size()]);
}
 

public static void renameProject(Project p, Object caller) {
    if( p == null) return;
    
    ContextAwareAction action = (ContextAwareAction) CommonProjectActions.renameProjectAction();
    Lookup ctx = Lookups.singleton(p);
    Action ctxAction = action.createContextAwareInstance(ctx);
    ctxAction.actionPerformed(new ActionEvent(caller, 0, "")); // NOI18N
}
 

public void testGlobalChanges() throws Exception {
    class MyAction extends AbstractAction {
        public int cntEnabled;
        public int cntPerformed;
        
        public MyAction() {
            setEnabled(true);
        }
        
        @Override
        public boolean isEnabled() {
            cntEnabled++;
            return super.isEnabled();
        }
        
        public void actionPerformed(ActionEvent ev) {
            cntPerformed++;
        }
    }
    MyAction myAction = new MyAction();
    
    ActionMap tc = new ActionMap();
    tc.put(DefaultEditorKit.copyAction, myAction);

    InstanceContent ic = new InstanceContent();
    AbstractLookup al = new AbstractLookup(ic);
    ContextAwareAction a = CallbackActionTest.callback(DefaultEditorKit.copyAction, null, al, false);
    
    ic.add(tc);
    assertTrue("MyAction is enabled", a.isEnabled());
    assertEquals("isEnabled called once", 1, myAction.cntEnabled);
    
    myAction.setEnabled(false);
    assertEquals("An enabled is not called on property change", 1, myAction.cntEnabled);
    assertFalse("MyAction is disabled", a.isEnabled());
    assertEquals("An enabled is currentlly called again", 2, myAction.cntEnabled);
}
 

public void testMultiContextActionLookup() throws Exception {
    FileObject fo = FileUtil.getConfigFile(
        "actions/support/test/testInjectContextLookup.instance"
    );
    assertNotNull("File found", fo);
    Object obj = fo.getAttribute("instanceCreate");
    assertNotNull("Attribute present", obj);
    assertTrue("It is context aware action", obj instanceof ContextAwareAction);
    ContextAwareAction a = (ContextAwareAction)obj;

    InstanceContent ic = new InstanceContent();
    AbstractLookup lkp = new AbstractLookup(ic);
    Action clone = a.createContextAwareInstance(lkp);
    ic.add(10);
    ic.add(3L);

    assertEquals("Number lover!", clone.getValue(Action.NAME));
    clone.actionPerformed(new ActionEvent(this, 300, ""));
    assertEquals("Global Action not called", 13, LookupContext.cnt);

    ic.remove(10);
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("Adds 3", 16, LookupContext.cnt);

    ic.remove(3L);
    assertFalse("It is disabled", clone.isEnabled());
    clone.actionPerformed(new ActionEvent(this, 200, ""));
    assertEquals("No change", 16, LookupContext.cnt);
}
 

public void testSaveAsActionDisabledForEditorsWithoutSaveAsCapable() throws Exception {
    ContextAwareAction action = SaveAsAction.create();
    
    editorWithoutSaveAs.requestActive();
    assertTrue( TopComponent.getRegistry().getActivated() == editorWithoutSaveAs );
    assertFalse( "action is disabled for editor windows without SaveAsCapable in their Lookup", action.isEnabled() );
}