/*
* 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.flume.sink;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import org.apache.flume.Channel;
import org.apache.flume.Context;
import org.apache.flume.Event;
import org.apache.flume.EventDeliveryException;
import org.apache.flume.channel.MemoryChannel;
import org.apache.flume.channel.PseudoTxnMemoryChannel;
import org.apache.flume.conf.Configurables;
import org.apache.flume.event.SimpleEvent;
import org.apache.flume.lifecycle.LifecycleException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class TestRollingFileSink {
private static final Logger logger = LoggerFactory
.getLogger(TestRollingFileSink.class);
private File tmpDir;
private RollingFileSink sink;
@Before
public void setUp() {
tmpDir = new File("/tmp/flume-rfs-" + System.currentTimeMillis() + "-"
+ Thread.currentThread().getId());
sink = new RollingFileSink();
sink.setChannel(new MemoryChannel());
tmpDir.mkdirs();
}
@After
public void tearDown() {
tmpDir.delete();
}
@Test
public void testLifecycle() throws InterruptedException, LifecycleException {
Context context = new Context();
context.put("sink.directory", tmpDir.getPath());
Configurables.configure(sink, context);
sink.start();
sink.stop();
}
@Test
public void testAppend() throws InterruptedException, LifecycleException,
EventDeliveryException, IOException {
Context context = new Context();
context.put("sink.directory", tmpDir.getPath());
context.put("sink.rollInterval", "1");
Configurables.configure(sink, context);
Channel channel = new PseudoTxnMemoryChannel();
Configurables.configure(channel, context);
sink.setChannel(channel);
sink.start();
for (int i = 0; i < 10; i++) {
Event event = new SimpleEvent();
event.setBody(("Test event " + i).getBytes());
channel.put(event);
sink.process();
Thread.sleep(500);
}
sink.stop();
for (String file : sink.getDirectory().list()) {
BufferedReader reader = new BufferedReader(new FileReader(new File(
sink.getDirectory(), file)));
String lastLine = null;
String currentLine = null;
while ((currentLine = reader.readLine()) != null) {
lastLine = currentLine;
}
logger.debug("Produced file:{} lastLine:{}", file, lastLine);
reader.close();
}
}
}