HttpProducerConnectionCloseTest.java

/**
 * 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.camel.component.http4;

import org.apache.camel.EndpointInject;
import org.apache.camel.Exchange;
import org.apache.camel.component.http4.handler.BasicValidationHandler;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.http.common.HttpHeaderFilterStrategy;
import org.apache.camel.impl.JndiRegistry;
import org.apache.http.impl.bootstrap.HttpServer;
import org.apache.http.impl.bootstrap.ServerBootstrap;
import org.apache.http.protocol.HTTP;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * Unit test that show custom header filter useful to send Connection Close header
 *
 * @version 
 */
public class HttpProducerConnectionCloseTest extends BaseHttpTest {

    @EndpointInject(uri = "mock:result")
    protected MockEndpoint mockResultEndpoint;
    
    private HttpServer localServer;
    
    @Before
    @Override
    public void setUp() throws Exception {
        localServer = ServerBootstrap.bootstrap().
                setHttpProcessor(getBasicHttpProcessor()).
                setConnectionReuseStrategy(getConnectionReuseStrategy()).
                setResponseFactory(getHttpResponseFactory()).
                setExpectationVerifier(getHttpExpectationVerifier()).
                setSslContext(getSSLContext()).
                registerHandler("/myget", new BasicValidationHandler("GET", null, null, getExpectedContent())).
                create();
        localServer.start();

        super.setUp();
    }

    @After
    @Override
    public void tearDown() throws Exception {
        super.tearDown();

        if (localServer != null) {
            localServer.stop();
        }
    }

    @Test
    public void noDataDefaultIsGet() throws Exception {
        HttpComponent component = context.getComponent("http4", HttpComponent.class);
        component.setConnectionTimeToLive(1000L);
        HttpEndpoint endpoiont = (HttpEndpoint) component.createEndpoint("http4://" + localServer.getInetAddress().getHostName() + ":" 
            + localServer.getLocalPort() + "/myget?headerFilterStrategy=#myFilter");
        HttpProducer producer = new HttpProducer(endpoiont);
        Exchange exchange = producer.createExchange();
        exchange.getIn().setBody(null);
        exchange.getIn().setHeader("connection", HTTP.CONN_CLOSE);
        producer.start();
        producer.process(exchange);
        producer.stop();

        assertEquals(HTTP.CONN_CLOSE, exchange.getOut().getHeader("connection"));
        assertExchange(exchange);
    }
    
    @Override
    protected JndiRegistry createRegistry() throws Exception {
        JndiRegistry jndi = new JndiRegistry(createJndiContext());
        ConnectionCloseHeaderFilter connectionCloseFilterStrategy = new ConnectionCloseHeaderFilter();
        jndi.bind("myFilter", connectionCloseFilterStrategy);
        return jndi;
    }
    
    class ConnectionCloseHeaderFilter extends HttpHeaderFilterStrategy {
        @Override
        protected void initialize() {
            super.initialize();
            getOutFilter().remove("connection");
        }
    }
}