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/***** BEGIN LICENSE BLOCK *****
 * Version: EPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Eclipse Public
 * License Version 1.0 (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.eclipse.org/legal/epl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2006 Kresten Krab Thorup 
 * 
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
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package org.jruby.javasupport.proxy;

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

import org.jruby.javasupport.ParameterTypes;
import org.jruby.runtime.builtin.IRubyObject;

public interface JavaProxyMethod extends IRubyObject, ParameterTypes {

    Method getSuperMethod();

    /** get state (cache target callable?) in the proxy method */
    Object getState();

    /** store state (cache target callable?) in the proxy method */
    void setState(Object state);

    /** is it possible to call the super method? */
    boolean hasSuperImplementation();

    /**
     * @param proxy
     * @param args
     * @return
     * @throws IllegalArgumentException
     * @throws IllegalAccessException
     * @throws InvocationTargetException
     * @throws NoSuchMethodException
     *             if this ProxyMethod has no super implementation
     */
    Object invoke(Object proxy, Object[] args) throws IllegalArgumentException,
            IllegalAccessException, InvocationTargetException,
            NoSuchMethodException;

    Object defaultResult();

    String getName();

    Class getReturnType();

    JavaProxyClass getDeclaringClass();

    int getModifiers();

}