Tomcat example source code file (AnnotationHelper.java)

This example Tomcat source code file (AnnotationHelper.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Tomcat tags/keywords

annotationhelper, illegalaccessexception, illegalaccessexception, invocationtargetexception, invocationtargetexception, naming, namingexception, namingexception, object, object, reflection

The Tomcat AnnotationHelper.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.jasper.runtime;

import java.lang.reflect.InvocationTargetException;

import javax.naming.NamingException;

import org.apache.AnnotationProcessor;


/**
 * Verify the annotation and Process it.
 *
 * @author Fabien Carrion
 * @author Remy Maucherat
 * @version $Revision: 467222 $, $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $
 */
public class AnnotationHelper {

    
    /**
     * Call postConstruct method on the specified instance. Note: In Jasper, this
     * calls naming resources injection as well.
     */
    public static void postConstruct(AnnotationProcessor processor, Object instance)
        throws IllegalAccessException, InvocationTargetException, NamingException {
        if (processor != null) {
            processor.processAnnotations(instance);
            processor.postConstruct(instance);
        }
    }
    
    
    /**
     * Call preDestroy method on the specified instance.
     */
    public static void preDestroy(AnnotationProcessor processor, Object instance)
        throws IllegalAccessException, InvocationTargetException {
        if (processor != null) {
            processor.preDestroy(instance);
        }
    }
    

}