Java tutorial
/** * OLAT - Online Learning and Training<br> * http://www.olat.org * <p> * Licensed under the Apache License, Version 2.0 (the "License"); <br> * you may not use this file except in compliance with the License.<br> * You may obtain a copy of the License at * <p> * http://www.apache.org/licenses/LICENSE-2.0 * <p> * Unless required by applicable law or agreed to in writing,<br> * software distributed under the License is distributed on an "AS IS" BASIS, <br> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br> * See the License for the specific language governing permissions and <br> * limitations under the License. * <p> * Copyright (c) since 2004 at Multimedia- & E-Learning Services (MELS),<br> * University of Zurich, Switzerland. * <p> */ package org.olat.restapi; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertTrue; import java.io.File; import java.io.IOException; import java.net.URISyntaxException; import java.net.URL; import java.util.List; import javax.ws.rs.core.MediaType; import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpException; import org.apache.commons.httpclient.methods.GetMethod; import org.apache.commons.httpclient.methods.PutMethod; import org.apache.commons.httpclient.methods.multipart.FilePart; import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity; import org.apache.commons.httpclient.methods.multipart.Part; import org.apache.commons.httpclient.methods.multipart.StringPart; import org.apache.log4j.Logger; import org.codehaus.jackson.map.ObjectMapper; import org.codehaus.jackson.type.TypeReference; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.olat.core.commons.persistence.DBFactory; import org.olat.core.id.OLATResourceable; import org.olat.course.CourseModule; import org.olat.repository.RepositoryEntry; import org.olat.repository.RepositoryManager; import org.olat.resource.OLATResource; import org.olat.resource.OLATResourceManager; import org.olat.restapi.support.vo.RepositoryEntryVO; import org.olat.test.OlatJerseyTestCase; public class RepositoryEntriesTest extends OlatJerseyTestCase { public RepositoryEntriesTest() { super(); } @Before @Override public void setUp() throws Exception { super.setUp(); DBFactory.getInstance().intermediateCommit(); } @After @Override public void tearDown() throws Exception { super.tearDown(); DBFactory.getInstance().commitAndCloseSession(); } @Test public void testGetEntries() throws HttpException, IOException { final HttpClient c = loginWithCookie("administrator", "olat"); final GetMethod method = createGet("repo/entries", MediaType.APPLICATION_JSON, true); final int code = c.executeMethod(method); assertEquals(200, code); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final List<RepositoryEntryVO> entryVoes = parseRepoArray(body); assertNotNull(entryVoes); } @Test public void testGetEntry() throws HttpException, IOException { final RepositoryEntry re = createRepository("Test GET repo entry", 83911l); final HttpClient c = loginWithCookie("administrator", "olat"); final GetMethod method = createGet("repo/entries/" + re.getKey(), MediaType.APPLICATION_JSON, true); final int code = c.executeMethod(method); assertEquals(200, code); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO entryVo = parse(body, RepositoryEntryVO.class); assertNotNull(entryVo); } @Test public void testImportCp() throws HttpException, IOException, URISyntaxException { final URL cpUrl = RepositoryEntriesTest.class.getResource("cp-demo.zip"); assertNotNull(cpUrl); final File cp = new File(cpUrl.toURI()); final HttpClient c = loginWithCookie("administrator", "olat"); final PutMethod method = createPut("repo/entries", MediaType.APPLICATION_JSON, true); method.addRequestHeader("Content-Type", MediaType.MULTIPART_FORM_DATA); final Part[] parts = { new FilePart("file", cp), new StringPart("filename", "cp-demo.zip"), new StringPart("resourcename", "CP demo"), new StringPart("displayname", "CP demo") }; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); final int code = c.executeMethod(method); assertTrue(code == 200 || code == 201); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO vo = parse(body, RepositoryEntryVO.class); assertNotNull(vo); final Long key = vo.getKey(); final RepositoryEntry re = RepositoryManager.getInstance().lookupRepositoryEntry(key); assertNotNull(re); assertNotNull(re.getOwnerGroup()); assertNotNull(re.getOlatResource()); assertEquals("CP demo", re.getDisplayname()); } @Test public void testImportTest() throws HttpException, IOException, URISyntaxException { final Logger log = Logger.getLogger(getClass().getName()); final URL cpUrl = RepositoryEntriesTest.class.getResource("qti-demo.zip"); assertNotNull(cpUrl); final File cp = new File(cpUrl.toURI()); final HttpClient c = loginWithCookie("administrator", "olat"); final PutMethod method = createPut("repo/entries", MediaType.APPLICATION_JSON, true); method.addRequestHeader("Content-Type", MediaType.MULTIPART_FORM_DATA); final Part[] parts = { new FilePart("file", cp), new StringPart("filename", "qti-demo.zip"), new StringPart("resourcename", "QTI demo"), new StringPart("displayname", "QTI demo") }; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); final int code = c.executeMethod(method); assertTrue(code == 200 || code == 201); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO vo = parse(body, RepositoryEntryVO.class); assertNotNull(vo); final Long key = vo.getKey(); final RepositoryEntry re = RepositoryManager.getInstance().lookupRepositoryEntry(key); assertNotNull(re); assertNotNull(re.getOwnerGroup()); assertNotNull(re.getOlatResource()); assertEquals("QTI demo", re.getDisplayname()); log.info(re.getOlatResource().getResourceableTypeName()); } @Test public void testImportQuestionnaire() throws HttpException, IOException, URISyntaxException { final Logger log = Logger.getLogger(getClass().getName()); final URL cpUrl = RepositoryEntriesTest.class.getResource("questionnaire-demo.zip"); assertNotNull(cpUrl); final File cp = new File(cpUrl.toURI()); final HttpClient c = loginWithCookie("administrator", "olat"); final PutMethod method = createPut("repo/entries", MediaType.APPLICATION_JSON, true); method.addRequestHeader("Content-Type", MediaType.MULTIPART_FORM_DATA); final Part[] parts = { new FilePart("file", cp), new StringPart("filename", "questionnaire-demo.zip"), new StringPart("resourcename", "Questionnaire demo"), new StringPart("displayname", "Questionnaire demo") }; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); final int code = c.executeMethod(method); assertTrue(code == 200 || code == 201); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO vo = parse(body, RepositoryEntryVO.class); assertNotNull(vo); final Long key = vo.getKey(); final RepositoryEntry re = RepositoryManager.getInstance().lookupRepositoryEntry(key); assertNotNull(re); assertNotNull(re.getOwnerGroup()); assertNotNull(re.getOlatResource()); assertEquals("Questionnaire demo", re.getDisplayname()); log.info(re.getOlatResource().getResourceableTypeName()); } @Test public void testImportWiki() throws HttpException, IOException, URISyntaxException { final Logger log = Logger.getLogger(getClass().getName()); final URL cpUrl = RepositoryEntriesTest.class.getResource("wiki-demo.zip"); assertNotNull(cpUrl); final File cp = new File(cpUrl.toURI()); final HttpClient c = loginWithCookie("administrator", "olat"); final PutMethod method = createPut("repo/entries", MediaType.APPLICATION_JSON, true); method.addRequestHeader("Content-Type", MediaType.MULTIPART_FORM_DATA); final Part[] parts = { new FilePart("file", cp), new StringPart("filename", "wiki-demo.zip"), new StringPart("resourcename", "Wiki demo"), new StringPart("displayname", "Wiki demo") }; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); final int code = c.executeMethod(method); assertTrue(code == 200 || code == 201); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO vo = parse(body, RepositoryEntryVO.class); assertNotNull(vo); final Long key = vo.getKey(); final RepositoryEntry re = RepositoryManager.getInstance().lookupRepositoryEntry(key); assertNotNull(re); assertNotNull(re.getOwnerGroup()); assertNotNull(re.getOlatResource()); assertEquals("Wiki demo", re.getDisplayname()); log.info(re.getOlatResource().getResourceableTypeName()); } @Test public void testImportBlog() throws HttpException, IOException, URISyntaxException { final Logger log = Logger.getLogger(getClass().getName()); final URL cpUrl = RepositoryEntriesTest.class.getResource("blog-demo.zip"); assertNotNull(cpUrl); final File cp = new File(cpUrl.toURI()); final HttpClient c = loginWithCookie("administrator", "olat"); final PutMethod method = createPut("repo/entries", MediaType.APPLICATION_JSON, true); method.addRequestHeader("Content-Type", MediaType.MULTIPART_FORM_DATA); final Part[] parts = { new FilePart("file", cp), new StringPart("filename", "blog-demo.zip"), new StringPart("resourcename", "Blog demo"), new StringPart("displayname", "Blog demo") }; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); final int code = c.executeMethod(method); assertTrue(code == 200 || code == 201); final String body = method.getResponseBodyAsString(); method.releaseConnection(); final RepositoryEntryVO vo = parse(body, RepositoryEntryVO.class); assertNotNull(vo); final Long key = vo.getKey(); final RepositoryEntry re = RepositoryManager.getInstance().lookupRepositoryEntry(key); assertNotNull(re); assertNotNull(re.getOwnerGroup()); assertNotNull(re.getOlatResource()); assertEquals("Blog demo", re.getDisplayname()); log.info(re.getOlatResource().getResourceableTypeName()); } protected List<RepositoryEntryVO> parseRepoArray(final String body) { try { final ObjectMapper mapper = new ObjectMapper(jsonFactory); return mapper.readValue(body, new TypeReference<List<RepositoryEntryVO>>() { /* */}); } catch (final Exception e) { e.printStackTrace(); return null; } } private RepositoryEntry createRepository(final String name, final Long resourceableId) { final OLATResourceable resourceable = new OLATResourceable() { @Override public String getResourceableTypeName() { return CourseModule.ORES_TYPE_COURSE; } @Override public Long getResourceableId() { return resourceableId; } }; RepositoryEntry d = RepositoryManager.getInstance().lookupRepositoryEntry(resourceable, false); if (d != null) { return d; } final OLATResourceManager rm = OLATResourceManager.getInstance(); // create course and persist as OLATResourceImpl final OLATResource r = rm.createOLATResourceInstance(resourceable); DBFactory.getInstance().saveObject(r); DBFactory.getInstance().intermediateCommit(); d = RepositoryManager.getInstance().createRepositoryEntryInstance("Stphane Ross", name, "Repo entry"); d.setOlatResource(r); d.setDisplayname(name); DBFactory.getInstance().saveObject(d); DBFactory.getInstance().intermediateCommit(); return d; } }