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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2009-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
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* enclosed by brackets [] replaced by your own identifying information:
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* Version 2] license." If you don't indicate a single choice of license, a
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package org.glassfish.flashlight.datatree.impl;
import org.glassfish.flashlight.datatree.MethodInvoker;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
*
* @author Harpreet Singh
*/
public class MethodInvokerImpl extends AbstractTreeNode implements MethodInvoker {
Method method;
Object methodInstance;
public void setMethod (Method m){
method = m;
}
public Method getMethod (){
return method;
}
public void setInstance (Object i){
methodInstance = i;
}
public Object getInstance (){
return methodInstance;
}
@Override
// TBD Put Logger calls.
public Object getValue (){
Object retValue = null;
try {
if (method == null){
throw new RuntimeException ("Flashlight:MethodInvoker: method, " +
"is null - cannot be null.");
}
if (methodInstance == null)
throw new RuntimeException ("Flashlight:MethodInvoker: object, " +
" instance is null - cannot be null.");
if (super.isEnabled())
retValue = method.invoke(methodInstance, null);
} catch (IllegalAccessException ex) {
// Logger.getLogger(MethodInvokerImpl.class.getName()).log(Level.SEVERE, null, ex);
} catch (IllegalArgumentException ex) {
// Logger.getLogger(MethodInvokerImpl.class.getName()).log(Level.SEVERE, null, ex);
} catch (InvocationTargetException ex) {
// Logger.getLogger(MethodInvokerImpl.class.getName()).log(Level.SEVERE, null, ex);
}
return retValue;
}
}