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// ========================================================================
// Copyright (c) 2006-2009 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
// The Eclipse Public License is available at 
// http://www.eclipse.org/legal/epl-v10.html
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
// You may elect to redistribute this code under either of these licenses. 
// ========================================================================

package org.eclipse.jetty.plus.annotation;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;

/**
 * PostConstructCallback
 *
 *
 */
public class PostConstructCallback extends LifeCycleCallback
{

    /** 
     * Commons Annotation Specification section 2.5
     *  - no params
     *  - must be void return 
     *  - no checked exceptions
     *  - cannot be static
     * @see org.eclipse.jetty.plus.annotation.LifeCycleCallback#validate(java.lang.Class, java.lang.reflect.Method)
     */
    public void validate(Class clazz, Method method)
    {
        if (method.getExceptionTypes().length > 0)
            throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot not throw a checked exception");
        
        if (!method.getReturnType().equals(Void.TYPE))
            throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot not have a return type");
        
        if (Modifier.isStatic(method.getModifiers()))
            throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot be static");
    }
    
    
    public void callback (Object instance) 
    throws SecurityException, IllegalArgumentException, NoSuchMethodException, ClassNotFoundException, IllegalAccessException, InvocationTargetException
    {
        super.callback(instance);
    }

    public boolean equals (Object o)
    {
        if (super.equals(o) && (o instanceof PostConstructCallback))
            return true;
        return false;
    }
}