Java tutorial
/** * 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 */ package nl.gridline.zieook.workflow.rest; import static org.junit.Assert.assertEquals; import static org.junit.Assert.fail; import java.io.File; import java.io.IOException; import javax.ws.rs.core.Response; import nl.gridline.zieook.mapreduce.TaskConfig; import nl.gridline.zieook.workflow.api.CollectionImport; import nl.gridline.zieook.workflow.api.ContentProviderCRUD; import nl.gridline.zieook.workflow.model.ContentProvider; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.HttpVersion; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpPut; import org.apache.http.entity.FileEntity; import org.apache.http.entity.StringEntity; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.params.CoreProtocolPNames; import org.jboss.resteasy.client.ProxyFactory; import org.junit.After; import org.junit.AfterClass; import org.junit.Before; import org.junit.BeforeClass; import org.junit.Ignore; import org.junit.Test; import org.mortbay.jetty.Server; import org.mortbay.jetty.webapp.WebAppContext; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Imports a movielens collection into hbase using a map-reduce job. * <p /> * Project zieook-backend-workflow<br /> * CollectionImportCompleteTest.java created 21 feb. 2011 * <p /> * Copyright, all rights reserved 2011 GridLine Amsterdam * @author <a href="mailto:job@gridline.nl">Job</a> * @version $Revision$, $Date$ */ public class CollectionImportCompleteTest { private static final Logger LOG = LoggerFactory.getLogger(RecommenderImplTest.class); private static final int port = 20100; private static Server server; private static String uri; /** * @throws java.lang.Exception */ @BeforeClass public static void setUpBeforeClass() throws Exception { // start the server: server = new Server(port); WebAppContext context = new WebAppContext(); uri = "http://localhost:20100"; // see if this can be set more dynamically: context.setContextPath("/"); context.setResourceBase(new File("src/main/webapp/").getCanonicalPath()); context.setDescriptor(new File("src/main/webapp/").getCanonicalPath() + "/WEB-INF/web.xml"); server.setHandler(context); server.start(); } /** * @throws java.lang.Exception */ @AfterClass public static void tearDownAfterClass() throws Exception { // shutdown the server: server.stop(); } @Before public void setup() { // create content provider: ContentProviderCRUD cprovider = ProxyFactory.create(ContentProviderCRUD.class, uri); cprovider.createContentProvider(ConstantsTest.getContentProvider()); ContentProvider newcp = cprovider.readContentProvider(ConstantsTest.CP); assertEquals(ConstantsTest.getContentProvider(), newcp); } @After public void after() { ContentProviderCRUD cprovider = ProxyFactory.create(ContentProviderCRUD.class, uri); cprovider.deleteContentProvider(ConstantsTest.CP); try { cprovider.readContentProvider(ConstantsTest.CP); } catch (org.jboss.resteasy.client.ClientResponseFailure e) { assertEquals(404, e.getResponse().getStatus()); } } // @Test // public void callTest() throws MasterNotRunningException // { // HBaseManager manager = new HBaseManager("mulisch"); // new HBaseCollectionTable(manager).create(cpName); // // TaskConfig task = new TaskConfig(); // // String name = cpName + "/" + collName + "/collection.dat"; // // 4: process input stream: // Path path = new Path("hdfs://mulisch:8020/zieook/temp", name); // // // two heart beats in the future: // task.setProperty(TaskConfig.NEXT, System.currentTimeMillis()); // task.setProperty(TaskConfig.CP, cpName); // the content provider // task.setProperty(TaskConfig.COLLECTION, collName); // the collection name // task.setProperty(TaskConfig.INPUT_PATH, path.toString()); // the source path // task.setProperty(TaskConfig.DATA_TYPE, "movielens"); // the meta data type // task.setProperty(TaskConfig.DATA_PART, "collection"); // // // copy data to hdfs // // // start map-reduce // // DataFileImportJob job = new DataFileImportJob(); // try // { // job.setConfig(task); // job.call(); // } // catch (Exception e) // { // LOG.error("failed", e); // fail("task failed"); // } // } /** * This is an extensive test & example * - create content provider * - create collection * - upload movielens dataset collection,users,ratings * - test some items. * @throws InterruptedException */ @Test @Ignore public final void testCreateUploadCollection() throws InterruptedException { // create collection: CollectionImport collectionImpert = ProxyFactory.create(CollectionImport.class, uri); Response create = collectionImpert.createCollectionMeta(ConstantsTest.CP, ConstantsTest.getCollection()); assertEquals(201, create.getStatus()); // NOW, we can upload the data, that's wat this test is all about after all... // collectionImport.updateCollectionData(cp, collection) oops, we can't use this method.. // collectionImport.updateCollectionData(cp, collection, data); // collection data: File data = new File("test-data/movies.dat"); int status = collectionUpload(uri + "/api/1.0/collection/" + ConstantsTest.CP + "/" + ConstantsTest.COLLECTION + "/" + TaskConfig.DATA_PART_COLLECTION, data); assertEquals(200, status); // ratings data: data = new File("test-data/ratings.dat"); status = collectionUpload(uri + "/api/1.0/collection/" + ConstantsTest.CP + "/" + ConstantsTest.COLLECTION + "/" + TaskConfig.DATA_PART_RATINGS, data); assertEquals(200, status); // user data: data = new File("test-data/users.dat"); status = collectionUpload(uri + "/api/1.0/collection/" + ConstantsTest.CP + "/" + ConstantsTest.COLLECTION + "/" + TaskConfig.DATA_PART_USERS, data); assertEquals(200, status); // TODO data is imported, check if the data is available through REST // this is a long running action - data is imported in HBase right away // sleep a while // check if data is imported, by requesting a few collection items, users and recommendations } @Test public void testCreateCollectionFail() { executePOST(uri + "/api/1.0/content-provider", "{some: {garbage : data}}"); } @Ignore private HttpResponse executePOST(String url, String data) { HttpClient httpclient = new DefaultHttpClient(); httpclient.getParams().setParameter(CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1); HttpPut post = new HttpPut(url); post.setHeader("Accept", "application/json"); try { post.setEntity(new StringEntity(data)); return httpclient.execute(post); } catch (ClientProtocolException e) { LOG.error("upload failed", e); fail("upload failed"); } catch (IOException e) { LOG.error("upload failed", e); fail("upload failed"); } return null; } @Ignore private int collectionUpload(String url, File file) { // upload binary collection data HttpClient httpclient = new DefaultHttpClient(); httpclient.getParams().setParameter(CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1); HttpEntity entity = new FileEntity(file, "binary/octet-stream"); HttpPut post = new HttpPut(url); post.setEntity(entity); try { HttpResponse response = httpclient.execute(post); return response.getStatusLine().getStatusCode(); } catch (ClientProtocolException e) { LOG.error("upload failed", e); fail("upload failed"); } catch (IOException e) { LOG.error("upload failed", e); fail("upload failed"); } return 500; } }