Attachment #9828 for bug #32744

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        return NO_NEW_TYPES;
    }

     private static final WeakHashMap overridesGetDefaultAction = new WeakHashMap (27);
    /** Checks whether subclass overrides a method
     */
    private boolean overridesAMethod (String name, Class[] arguments) {
        // we are subclass of FilterNode
        try {
            java.lang.reflect.Method m = getClass ().getMethod (name, arguments);

            if (m.getDeclaringClass () != AbstractNode.class) {
                // ok somebody overriden getCookie method
                return true;
            }
        } catch (NoSuchMethodException ex) {
            org.openide.ErrorManager.getDefault().notify(ex);
        }
        
        return false;
    }
    
   /** Gets preferred action.
     * By default, null.
     * @return preferred action
     * @see Node#getPreferredAction

     * @since 3.29
     */
    public Action getPreferredAction() {
        boolean delegate = false;
        
        if (getClass () != AbstractNode.class) {
            synchronized (overridesGetDefaultAction) {
                Boolean b = (Boolean)overridesGetDefaultAction.get (getClass ());
                if (b == null) {
                    b = overridesAMethod ("getDefaultAction", new Class[0] ) ? Boolean.TRUE : Boolean.FALSE; // NOI18N
                    overridesGetDefaultAction.put (getClass (), b);
                }
                delegate = b.booleanValue();
            }
        }
        
        return delegate ? getDefaultAction () : preferredAction;
    }
    
    /** Sets preferred action.

Return to bug 32744

Lines 446-452 Link Here

(-)openide/src/org/openide/nodes/AbstractNode.java (-2 / +34 lines)
446	return NO_NEW_TYPES;	446	return NO_NEW_TYPES;
447	}	447	}
448		448
449	/** Gets preferred action.	449	private static final WeakHashMap overridesGetDefaultAction = new WeakHashMap (27);
		450	/** Checks whether subclass overrides a method
		451	*/
		452	private boolean overridesAMethod (String name, Class[] arguments) {
		453	// we are subclass of FilterNode
		454	try {
		455	java.lang.reflect.Method m = getClass ().getMethod (name, arguments);
		456
		457	if (m.getDeclaringClass () != AbstractNode.class) {
		458	// ok somebody overriden getCookie method
		459	return true;
		460	}
		461	} catch (NoSuchMethodException ex) {
		462	org.openide.ErrorManager.getDefault().notify(ex);
		463	}
		464
		465	return false;
		466	}
		467
		468	/** Gets preferred action.
450	* By default, null.	469	* By default, null.
451	* @return preferred action	470	* @return preferred action
452	* @see Node#getPreferredAction	471	* @see Node#getPreferredAction
Lines 454-460 Link Here
454	* @since 3.29	473	* @since 3.29
455	*/	474	*/
456	public Action getPreferredAction() {	475	public Action getPreferredAction() {
457	return preferredAction;	476	boolean delegate = false;
		477
		478	if (getClass () != AbstractNode.class) {
		479	synchronized (overridesGetDefaultAction) {
		480	Boolean b = (Boolean)overridesGetDefaultAction.get (getClass ());
		481	if (b == null) {
		482	b = overridesAMethod ("getDefaultAction", new Class[0] ) ? Boolean.TRUE : Boolean.FALSE; // NOI18N
		483	overridesGetDefaultAction.put (getClass (), b);
		484	}
		485	delegate = b.booleanValue();
		486	}
		487	}
		488
		489	return delegate ? getDefaultAction () : preferredAction;
458	}	490	}
459		491
460	/** Sets preferred action.	492	/** Sets preferred action.