org.springframework.integration.samples.ftp.FtpOutboundChannelAdapterSample.java Source code

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Here is the source code for org.springframework.integration.samples.ftp.FtpOutboundChannelAdapterSample.java

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/*
 * Copyright 2002-2011 the original author or authors.
 *
 * Licensed 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.springframework.integration.samples.ftp;

import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.InputStream;
import org.apache.log4j.Logger;
import org.apache.commons.io.FileUtils;
import org.junit.After;
import org.junit.Test;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.integration.support.MessageBuilder;

/**
 *
 * @author Oleg Zhurakousky
 * @author Gunnar Hillert
 *
 */
public class FtpOutboundChannelAdapterSample {

    private static final Logger LOGGER = Logger.getLogger(FtpOutboundChannelAdapterSample.class);

    private final File baseFolder = new File("target" + File.separator + "toSend");

    @Test
    public void runDemo() throws Exception {

        ConfigurableApplicationContext ctx = new ClassPathXmlApplicationContext(
                "META-INF/spring/integration/FtpOutboundChannelAdapterSample-context.xml");

        MessageChannel ftpChannel = ctx.getBean("ftpChannel", MessageChannel.class);

        baseFolder.mkdirs();

        final File fileToSendA = new File(baseFolder, "a.txt");
        final File fileToSendB = new File(baseFolder, "b.txt");

        final InputStream inputStreamA = FtpOutboundChannelAdapterSample.class
                .getResourceAsStream("/test-files/a.txt");
        final InputStream inputStreamB = FtpOutboundChannelAdapterSample.class
                .getResourceAsStream("/test-files/b.txt");

        FileUtils.copyInputStreamToFile(inputStreamA, fileToSendA);
        FileUtils.copyInputStreamToFile(inputStreamB, fileToSendB);

        assertTrue(fileToSendA.exists());
        assertTrue(fileToSendB.exists());

        final Message<File> messageA = MessageBuilder.withPayload(fileToSendA).build();
        final Message<File> messageB = MessageBuilder.withPayload(fileToSendB).build();

        ftpChannel.send(messageA);
        ftpChannel.send(messageB);

        Thread.sleep(2000);

        assertTrue(new File(TestSuite.FTP_ROOT_DIR + File.separator + "a.txt").exists());
        assertTrue(new File(TestSuite.FTP_ROOT_DIR + File.separator + "b.txt").exists());

        LOGGER.info("Successfully transfered file 'a.txt' and 'b.txt' to a remote FTP location.");
        ctx.close();
    }

    @After
    public void cleanup() {
        FileUtils.deleteQuietly(baseFolder);
    }

}