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.history.HistoricTaskInstance; import org.activiti.engine.runtime.ProcessInstance; import org.activiti.engine.task.Comment; 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; /** * @author Frederik Heremans */ public class TaskCommentResourceTest extends BaseSpringRestTestCase { /** * Test getting all comments for a task. GET runtime/tasks/{taskId}/comments */ public void testGetComments() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); // Add a comment as "kermit" identityService.setAuthenticatedUserId("kermit"); Comment comment = taskService.addComment(task.getId(), null, "This is a comment..."); identityService.setAuthenticatedUserId(null); HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT_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(1, responseNode.size()); ObjectNode commentNode = (ObjectNode) responseNode.get(0); assertEquals("kermit", commentNode.get("author").textValue()); assertEquals("This is a comment...", commentNode.get("message").textValue()); assertEquals(comment.getId(), commentNode.get("id").textValue()); assertTrue(commentNode.get("taskUrl").textValue().endsWith( RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId()))); assertEquals(task.getId(), commentNode.get("taskId").asText()); assertTrue(commentNode.get("processInstanceUrl").isNull()); assertTrue(commentNode.get("processInstanceId").isNull()); // Test with unexisting task httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT_COLLECTION, "unexistingtask")); 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 creating a comment for a task. POST runtime/tasks/{taskId}/comments */ public void testCreateComment() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); ObjectNode requestNode = objectMapper.createObjectNode(); requestNode.put("message", "This is a comment..."); HttpPost httpPost = new HttpPost(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT_COLLECTION, task.getId())); httpPost.setEntity(new StringEntity(requestNode.toString())); CloseableHttpResponse response = executeRequest(httpPost, HttpStatus.SC_CREATED); List<Comment> commentsOnTask = taskService.getTaskComments(task.getId()); assertNotNull(commentsOnTask); assertEquals(1, commentsOnTask.size()); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("kermit", responseNode.get("author").textValue()); assertEquals("This is a comment...", responseNode.get("message").textValue()); assertEquals(commentsOnTask.get(0).getId(), responseNode.get("id").textValue()); assertTrue(responseNode.get("taskUrl").textValue().endsWith(RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_COMMENT, task.getId(), commentsOnTask.get(0).getId()))); assertEquals(task.getId(), responseNode.get("taskId").asText()); assertTrue(responseNode.get("processInstanceUrl").isNull()); assertTrue(responseNode.get("processInstanceId").isNull()); } finally { // Clean adhoc-tasks even if test fails List<Task> tasks = taskService.createTaskQuery().list(); for (Task task : tasks) { taskService.deleteTask(task.getId(), true); } } } @Deployment(resources = { "org/activiti/rest/service/api/oneTaskProcess.bpmn20.xml" }) public void testCreateCommentWithProcessInstanceId() throws Exception { ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("oneTaskProcess"); Task task = taskService.createTaskQuery().singleResult(); ObjectNode requestNode = objectMapper.createObjectNode(); String message = "test"; requestNode.put("message", message); requestNode.put("saveProcessInstanceId", true); HttpPost httpPost = new HttpPost(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT_COLLECTION, task.getId())); httpPost.setEntity(new StringEntity(requestNode.toString())); CloseableHttpResponse response = executeRequest(httpPost, HttpStatus.SC_CREATED); List<Comment> commentsOnTask = taskService.getTaskComments(task.getId()); assertNotNull(commentsOnTask); assertEquals(1, commentsOnTask.size()); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals(processInstance.getId(), responseNode.get("processInstanceId").asText()); assertEquals(task.getId(), responseNode.get("taskId").asText()); assertEquals(message, responseNode.get("message").asText()); assertNotNull(responseNode.get("time").asText()); assertTrue(responseNode.get("taskUrl").textValue().endsWith(RestUrls.createRelativeResourceUrl( RestUrls.URL_TASK_COMMENT, task.getId(), commentsOnTask.get(0).getId()))); assertTrue(responseNode.get("processInstanceUrl").textValue() .endsWith(RestUrls.createRelativeResourceUrl(RestUrls.URL_HISTORIC_PROCESS_INSTANCE_COMMENT, processInstance.getId(), commentsOnTask.get(0).getId()))); } /** * Test getting a comment for a task. GET runtime/tasks/{taskId}/comments/{commentId} */ public void testGetComment() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); // Add a comment as "kermit" identityService.setAuthenticatedUserId("kermit"); Comment comment = taskService.addComment(task.getId(), null, "This is a comment..."); identityService.setAuthenticatedUserId(null); HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId())); CloseableHttpResponse response = executeRequest(httpGet, HttpStatus.SC_OK); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("kermit", responseNode.get("author").textValue()); assertEquals("This is a comment...", responseNode.get("message").textValue()); assertEquals(comment.getId(), responseNode.get("id").textValue()); assertTrue(responseNode.get("taskUrl").textValue().endsWith( RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId()))); assertEquals(task.getId(), responseNode.get("taskId").asText()); assertTrue(responseNode.get("processInstanceUrl").isNull()); assertTrue(responseNode.get("processInstanceId").isNull()); // Test with unexisting task httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, "unexistingtask", "123")); closeResponse(executeRequest(httpGet, HttpStatus.SC_NOT_FOUND)); // Test with unexisting comment httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), "unexistingcomment")); 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 comment for a task. DELETE runtime/tasks/{taskId}/comments/{commentId} */ public void testDeleteComment() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); // Add a comment as "kermit" identityService.setAuthenticatedUserId("kermit"); Comment comment = taskService.addComment(task.getId(), null, "This is a comment..."); identityService.setAuthenticatedUserId(null); HttpDelete httpDelete = new HttpDelete(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId())); closeResponse(executeRequest(httpDelete, HttpStatus.SC_NO_CONTENT)); // Test with unexisting task HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, "unexistingtask", "123")); closeResponse(executeRequest(httpGet, HttpStatus.SC_NOT_FOUND)); // Test with unexisting comment httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), "unexistingcomment")); 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 getting a comment for a completed task. GET runtime/tasks/{taskId}/comments/{commentId} */ public void testGetCommentWithCompletedTask() throws Exception { try { Task task = taskService.newTask(); taskService.saveTask(task); // Add a comment as "kermit" identityService.setAuthenticatedUserId("kermit"); Comment comment = taskService.addComment(task.getId(), null, "This is a comment..."); identityService.setAuthenticatedUserId(null); taskService.complete(task.getId()); HttpGet httpGet = new HttpGet(SERVER_URL_PREFIX + RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId())); CloseableHttpResponse response = executeRequest(httpGet, HttpStatus.SC_OK); JsonNode responseNode = objectMapper.readTree(response.getEntity().getContent()); closeResponse(response); assertNotNull(responseNode); assertEquals("kermit", responseNode.get("author").textValue()); assertEquals("This is a comment...", responseNode.get("message").textValue()); assertEquals(comment.getId(), responseNode.get("id").textValue()); assertTrue(responseNode.get("taskUrl").textValue().endsWith( RestUrls.createRelativeResourceUrl(RestUrls.URL_TASK_COMMENT, task.getId(), comment.getId()))); assertEquals(task.getId(), responseNode.get("taskId").asText()); assertTrue(responseNode.get("processInstanceUrl").isNull()); assertTrue(responseNode.get("processInstanceId").isNull()); } finally { // Clean adhoc-tasks even if test fails List<HistoricTaskInstance> tasks = historyService.createHistoricTaskInstanceQuery().list(); for (HistoricTaskInstance task : tasks) { historyService.deleteHistoricTaskInstance(task.getId()); } } } }