| /** |
| * 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.hdfs; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.InputStream; |
| import java.net.URL; |
| |
| import junit.framework.Assert; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.io.IOUtils; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class HdfsProducerSplitTest extends CamelTestSupport { |
| //Hadoop doesn't run on IBM JDK |
| private static final boolean SKIP = System.getProperty("java.vendor").contains("IBM"); |
| |
| private static final Path BASE_FILE = new Path(new File("target/test/test-camel-simple-write-BASE_FILE").getAbsolutePath()); |
| |
| @Before |
| public void setUp() throws Exception { |
| if (SKIP) { |
| return; |
| } |
| super.setUp(); |
| } |
| |
| @Test |
| public void testSimpleWriteFileWithMessageSplit() throws Exception { |
| doTest(1); |
| } |
| |
| @Test |
| public void testSimpleWriteFileWithBytesSplit() throws Exception { |
| doTest(2); |
| } |
| |
| @Test |
| public void testSimpleWriteFileWithIdleSplit() throws Exception { |
| if (SKIP) { |
| return; |
| } |
| |
| for (int i = 0; i < 3; ++i) { |
| template.sendBody("direct:start3", "CIAO" + i); |
| Thread.sleep(2000); |
| } |
| |
| for (int i = 0; i < 3; ++i) { |
| InputStream in = null; |
| try { |
| in = new URL("file:///" + BASE_FILE.toUri() + "3/" + HdfsConstants.DEFAULT_SEGMENT_PREFIX + i).openStream(); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| IOUtils.copyBytes(in, bos, 4096, false); |
| Assert.assertEquals("CIAO" + i, new String(bos.toByteArray())); |
| } finally { |
| IOUtils.closeStream(in); |
| } |
| } |
| } |
| |
| @Test |
| public void testSimpleWriteFileWithMessageIdleSplit() throws Exception { |
| doTest(4); |
| } |
| |
| @Test |
| public void testSimpleWriteFileWithBytesIdleSplit() throws Exception { |
| doTest(5); |
| } |
| |
| private void doTest(int routeNr) throws Exception { |
| if (SKIP) { |
| return; |
| } |
| |
| for (int i = 0; i < 10; ++i) { |
| template.sendBody("direct:start" + routeNr, "CIAO" + i); |
| } |
| stopCamelContext(); |
| |
| for (int i = 0; i < 10; ++i) { |
| InputStream in = null; |
| try { |
| in = new URL("file:///" + BASE_FILE.toUri() + routeNr + '/' + HdfsConstants.DEFAULT_SEGMENT_PREFIX + i).openStream(); |
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| IOUtils.copyBytes(in, bos, 4096, false); |
| Assert.assertEquals("CIAO" + i, new String(bos.toByteArray())); |
| } finally { |
| IOUtils.closeStream(in); |
| } |
| } |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| if (SKIP) { |
| return; |
| } |
| |
| super.tearDown(); |
| Thread.sleep(100); |
| Configuration conf = new Configuration(); |
| Path dir = new Path("target/test"); |
| FileSystem fs = FileSystem.get(dir.toUri(), conf); |
| fs.delete(dir, true); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start1").to("hdfs:///" + BASE_FILE.toUri() + "1?fileSystemType=LOCAL&splitStrategy=MESSAGES:1"); |
| from("direct:start2").to("hdfs:///" + BASE_FILE.toUri() + "2?fileSystemType=LOCAL&splitStrategy=BYTES:5"); |
| from("direct:start3").to("hdfs:///" + BASE_FILE.toUri() + "3?fileSystemType=LOCAL&splitStrategy=IDLE:1000"); |
| from("direct:start4").to("hdfs:///" + BASE_FILE.toUri() + "4?fileSystemType=LOCAL&splitStrategy=IDLE:1000,MESSAGES:1"); |
| from("direct:start5").to("hdfs:///" + BASE_FILE.toUri() + "5?fileSystemType=LOCAL&splitStrategy=IDLE:1000,BYTES:5"); |
| } |
| }; |
| } |
| } |