camelinaction.JdbcTest.java Source code

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/**
 * 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 camelinaction;

import static org.apache.camel.component.jms.JmsComponent.jmsComponentClientAcknowledge;

import javax.jms.ConnectionFactory;
import javax.sql.DataSource;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.camel.CamelContext;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.impl.JndiRegistry;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.datasource.DriverManagerDataSource;

public class JdbcTest extends CamelTestSupport {

    private JdbcTemplate jdbc;

    @Before
    public void setupDatabase() throws Exception {
        DataSource ds = context.getRegistry().lookupByNameAndType("dataSource", DataSource.class);
        jdbc = new JdbcTemplate(ds);

        jdbc.execute(
                "create table incoming_orders " + "( part_name varchar(20), quantity int, customer varchar(20))");
    }

    @After
    public void dropDatabase() throws Exception {
        jdbc.execute("drop table incoming_orders");
    }

    @Override
    protected CamelContext createCamelContext() throws Exception {
        CamelContext camelContext = super.createCamelContext();

        ConnectionFactory connectionFactory = new ActiveMQConnectionFactory(
                "vm://localhost?broker.persistent=false");
        camelContext.addComponent("jms", jmsComponentClientAcknowledge(connectionFactory));

        return camelContext;
    }

    protected JndiRegistry createRegistry() throws Exception {
        JndiRegistry jndi = super.createRegistry();
        jndi.bind("orderToSql", new OrderToSqlBean());

        DriverManagerDataSource ds = new DriverManagerDataSource();
        ds.setDriverClassName("org.hsqldb.jdbcDriver");
        ds.setUrl("jdbc:hsqldb:mem:order");
        ds.setUsername("sa");
        ds.setPassword("");

        jndi.bind("dataSource", ds);
        return jndi;
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {

            @Override
            public void configure() throws Exception {
                from("jms:accounting").to("bean:orderToSql").to("jdbc:dataSource").to("mock:result");
            }
        };
    }

    @Test
    public void testJdbcInsert() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(1);
        assertEquals(0, jdbc.queryForInt("select count(*) from incoming_orders"));

        template.sendBody("jms:accounting", "<order name=\"motor\" amount=\"1\" customer=\"honda\"/>");

        mock.assertIsSatisfied();

        assertEquals(1, jdbc.queryForInt("select count(*) from incoming_orders"));
    }

}