001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.commons.proxy2.stub;
019
020import org.apache.commons.proxy2.Interceptor;
021import org.apache.commons.proxy2.ProxyFactory;
022import org.apache.commons.proxy2.interceptor.SwitchInterceptor;
023
024public class StubInterceptorBuilder
025{
026    //******************************************************************************************************************
027    // Fields
028    //******************************************************************************************************************
029
030    private final ProxyFactory proxyFactory;
031    private final SwitchInterceptor interceptor = new SwitchInterceptor();
032
033    //******************************************************************************************************************
034    // Constructors
035    //******************************************************************************************************************
036
037    public StubInterceptorBuilder(ProxyFactory proxyFactory)
038    {
039        this.proxyFactory = proxyFactory;
040    }
041
042    //******************************************************************************************************************
043    // Other Methods
044    //******************************************************************************************************************
045
046    public Interceptor build()
047    {
048        return interceptor;
049    }
050
051    public <T> StubInterceptorBuilder train(Trainer<T> trainer)
052    {
053        final TrainingContext trainingContext = TrainingContext.join(proxyFactory);
054        try
055        {
056            final T stub = trainingContext.push(trainer.traineeType, interceptor);
057            trainer.train(stub);
058        }
059        finally
060        {
061            trainingContext.part();
062        }
063        return this;
064    }
065}