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/*******************************************************************************
* Copyright (c) 2001, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
/*
*/
package org.eclipse.jem.internal.proxy.core;
/**
* Factory for creating method proxies.
*
* The factory exists for use, but generally it is better to go through the bean type proxy to get a method proxy. This is useful for setting up a
* bunch of method proxies in initialization routines so you don't need to have a bean type proxy for each.
*
* Creation date: (12/3/99 6:21:52 PM)
*
* @author: Joe Winchester
*/
public interface IMethodProxyFactory extends IBeanProxyFactory {
/**
* Return a method proxy for the specified name, arguments from the class.
*
* @param className
* @param methodName
* @param parameterTypes
* parameter type names or <code>null</code> for parameterTypes means no parameters.
* @return a method proxy or null if can't be found.
* @since 1.0.0
*/
IMethodProxy getMethodProxy(String className, String methodName, String[] parameterTypes);
/**
* Return an IProxyMethod for the specified name, arguments from the given class.
* @param expression
* @param className
* @param methodName
* @param parameterTypes
* @return
*
* @since 1.1.0
*/
IProxyMethod getMethodProxy(IExpression expression, String className, String methodName, String[] parameterTypes);
/**
* Return an IProxyField for the specified name, arguments from the given class.
* @param expression
* @param className
* @param fieldName
* @return
*
* @since 1.1.0
*/
IProxyField getFieldProxy(IExpression expression, String className, String fieldName);
/**
* Return an invokable for the specified name, arguments from the class. The method proxy is not retrieved. Instead the method will be looked up
* each time on the vm. Because of this these are suitable only for one-shot invokations. If it is to be invoked often, then a method proxy should
* be retrieved instead.
* <p>
* Though typical for one-shot deal the invokable can be used over and over. There is just overhead because the method is looked up each time. So a reasonable compromise
* would be if using it infrequently or is used closely together once or twice it is better to use a Invokable instead of a method proxy.
* <p>
* Note there is no guarantee that the method is available. This won't be known until the actual invoke is done.
*
* @param className
* @param methodName
* @param parameterTypes
* parameter type names or <code>null</code> for parameterTypes means no parameters.
* @return an invokable
* @since 1.0.0
*/
IInvokable getInvokable(String className, String methodName, String[] parameterTypes);
}
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