Java tutorial
/* 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.activiti.rest.service.api.runtime; import java.util.List; import org.activiti.engine.runtime.ProcessInstance; import org.activiti.engine.task.Task; import org.activiti.engine.test.Deployment; import org.activiti.rest.service.BaseSpringRestTestCase; import org.activiti.rest.service.api.RestUrls; import org.apache.http.HttpStatus; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpDelete; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.entity.StringEntity; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.node.ObjectNode; /** * Test for all REST-operations related to a identity links on a Task resource. * * @author Frederik Heremans */ public class TaskIdentityLinkResourceTest extends BaseSpringRestTestCase { /** * Test getting all identity links. GET runtime/tasks/{taskId}/identitylinks */ @Deployment public void testGetIdentityLinks() throws Exception { // Test candidate user/groups links + manual added identityLink ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("identityLinkProcess"); Task task = taskService.createTaskQuery().processInstanceId(processInstance.getId()).singleResult(); taskService.addUserIdentityLink(task.getId(), "john", "customType"); assertEquals(3, taskService.getIdentityLinksForTask(task.getId()).size()); // Execute the request HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINKS_COLLECTION, task.getId())); CloseableHttpResponse response = executeRequest(httpGet, HttpStatus.SC_OK); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertTrue(responseNode.isArray()); assertEquals(3, responseNode.size()); boolean groupCandidateFound = false; boolean userCandidateFound = false; boolean customLinkFound = false; for (int i = 0; i < responseNode.size(); i++) { ObjectNode link = (ObjectNode) responseNode.get(i); assertNotNull(link); if (!link.get("user").isNull()) { if (link.get("user").textValue().equals("john")) { assertEquals("customType", link.get("type").textValue()); assertTrue(link.get("group").isNull()); assertTrue(link.get("url").textValue().endsWith(RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_IDENTITYLINK, task.getId(), "users", "john", "customType"))); customLinkFound = true; } else { assertEquals("kermit", link.get("user").textValue()); assertEquals("candidate", link.get("type").textValue()); assertTrue(link.get("group").isNull()); assertTrue(link.get("url").textValue().endsWith(RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_IDENTITYLINK, task.getId(), "users", "kermit", "candidate"))); userCandidateFound = true; } } else if (!link.get("group").isNull()) { assertEquals("sales", link.get("group").textValue()); assertEquals("candidate", link.get("type").textValue()); assertTrue(link.get("user").isNull()); assertTrue(link.get("url").textValue() .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, task.getId(), RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_GROUPS, "sales", "candidate"))); groupCandidateFound = true; } } assertTrue(groupCandidateFound); assertTrue(userCandidateFound); assertTrue(customLinkFound); } /** * Test getting all identity links. POST runtime/tasks/{taskId}/identitylinks */ public void testCreateIdentityLink() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); // Add user link ObjectNode requestNode = objectMapper.createObjectNode(); requestNode.put("user", "kermit"); requestNode.put("type", "myType"); HttpPost httpPost = new HttpPost(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINKS_COLLECTION, task.getId())); httpPost.setEntity(new StringEntity(requestNode.toString())); CloseableHttpResponse response = executeRequest(httpPost, HttpStatus.SC_CREATED); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("kermit", responseNode.get("user").textValue()); assertEquals("myType", responseNode.get("type").textValue()); assertTrue(responseNode.get("group").isNull()); assertTrue(responseNode.get("url").textValue() .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, task.getId(), RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_USERS, "kermit", "myType"))); // Add group link requestNode = objectMapper.createObjectNode(); requestNode.put("group", "sales"); requestNode.put("type", "myType"); httpPost.setEntity(new StringEntity(requestNode.toString())); response = executeRequest(httpPost, HttpStatus.SC_CREATED); responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("sales", responseNode.get("group").textValue()); assertEquals("myType", responseNode.get("type").textValue()); assertTrue(responseNode.get("user").isNull()); assertTrue(responseNode.get("url").textValue() .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, task.getId(), RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_GROUPS, "sales", "myType"))); // Test with unexisting task httpPost = new HttpPost(SERVER_URL_PREFIX + RestUrls .createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINKS_COLLECTION, "unexistingtask")); httpPost.setEntity(new StringEntity(requestNode.toString())); closeResponse(executeRequest(httpPost, HttpStatus.SC_NOT_FOUND)); // Test with no user/group task requestNode = objectMapper.createObjectNode(); requestNode.put("type", "myType"); httpPost = new HttpPost(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINKS_COLLECTION, task.getId())); httpPost.setEntity(new StringEntity(requestNode.toString())); closeResponse(executeRequest(httpPost, HttpStatus.SC_BAD_REQUEST)); // Test with no user/group task requestNode = objectMapper.createObjectNode(); requestNode.put("type", "myType"); requestNode.put("user", "kermit"); requestNode.put("group", "sales"); httpPost.setEntity(new StringEntity(requestNode.toString())); closeResponse(executeRequest(httpPost, HttpStatus.SC_BAD_REQUEST)); // Test with no type requestNode = objectMapper.createObjectNode(); requestNode.put("group", "sales"); httpPost.setEntity(new StringEntity(requestNode.toString())); closeResponse(executeRequest(httpPost, HttpStatus.SC_BAD_REQUEST)); } finally { // Clean adhoc-tasks even if test fails List<Task> tasks = taskService.createTaskQuery().list(); for (Task task : tasks) { taskService.deleteTask(task.getId(), true); } } } /** * Test getting a single identity link for a task. GET runtime/tasks/{taskId}/identitylinks/{family}/{identityId}/{type} */ public void testGetSingleIdentityLink() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); taskService.addUserIdentityLink(task.getId(), "kermit", "myType"); HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_IDENTITYLINK, task.getId(), "users", "kermit", "myType")); CloseableHttpResponse response = executeRequest(httpGet, HttpStatus.SC_OK); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("kermit", responseNode.get("user").textValue()); assertEquals("myType", responseNode.get("type").textValue()); assertTrue(responseNode.get("group").isNull()); assertTrue(responseNode.get("url").textValue() .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, task.getId(), RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_USERS, "kermit", "myType"))); // Test with unexisting task httpGet = new HttpGet( SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, "unexistingtask", RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_USERS, "kermit", "myType")); closeResponse(executeRequest(httpGet, HttpStatus.SC_NOT_FOUND)); } finally { // Clean adhoc-tasks even if test fails List<Task> tasks = taskService.createTaskQuery().list(); for (Task task : tasks) { taskService.deleteTask(task.getId(), true); } } } /** * Test deleting a single identity link for a task. DELETE runtime/tasks/{taskId}/identitylinks/{family}/{identityId}/{type} */ public void testDeleteSingleIdentityLink() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); taskService.addUserIdentityLink(task.getId(), "kermit", "myType"); HttpDelete httpDelete = new HttpDelete(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_IDENTITYLINK, task.getId(), "users", "kermit", "myType")); closeResponse(executeRequest(httpDelete, HttpStatus.SC_NO_CONTENT)); // Test with unexisting identitylink httpDelete = new HttpDelete( SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, task.getId(), RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_USERS, "kermit", "unexistingtype")); closeResponse(executeRequest(httpDelete, HttpStatus.SC_NOT_FOUND)); // Test with unexisting task httpDelete = new HttpDelete( SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_IDENTITYLINK, "unexistingtask", RestUrls.SEGMENT_IDENTITYLINKS_FAMILY_USERS, "kermit", "myType")); closeResponse(executeRequest(httpDelete, HttpStatus.SC_NOT_FOUND)); } finally { // Clean adhoc-tasks even if test fails List<Task> tasks = taskService.createTaskQuery().list(); for (Task task : tasks) { taskService.deleteTask(task.getId(), true); } } } }