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.flowable.rest.service.api.history; import java.io.IOException; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.Iterator; import java.util.List; import org.apache.commons.lang3.StringUtils; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpPost; import org.apache.http.entity.StringEntity; import org.flowable.engine.runtime.ProcessInstance; import org.flowable.engine.task.Task; import org.flowable.engine.test.Deployment; import org.flowable.rest.service.BaseSpringRestTestCase; import org.flowable.rest.service.api.RestUrls; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.node.ObjectNode; /** * Test for REST-operation related to the historic activity instance query resource. * * @author Tijs Rademakers */ public class HistoricActivityInstanceQueryResourceTest extends BaseSpringRestTestCase { /** * Test querying historic activity instance. POST query/historic-activity-instances */ @Deployment public void testQueryActivityInstances() throws Exception { HashMap<String, Object> processVariables = new HashMap<String, Object>(); processVariables.put("stringVar", "Azerty"); processVariables.put("intVar", 67890); processVariables.put("booleanVar", false); ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("oneTaskProcess", processVariables); Task task = taskService.createTaskQuery().processInstanceId(processInstance.getId()).singleResult(); taskService.complete(task.getId()); ProcessInstance processInstance2 = runtimeService.startProcessInstanceByKey("oneTaskProcess", processVariables); String url = RestUrls.createRelativeResourceUrl(RestUrls.URL_HISTORIC_ACTIVITY_INSTANCE_QUERY); ObjectNode requestNode = objectMapper.createObjectNode(); requestNode.put("activityId", "processTask"); assertResultsPresentInDataResponse(url, requestNode, 2, "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityId", "processTask"); requestNode.put("finished", true); assertResultsPresentInDataResponse(url, requestNode, 1, "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityId", "processTask"); requestNode.put("finished", false); assertResultsPresentInDataResponse(url, requestNode, 1, "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityId", "processTask2"); assertResultsPresentInDataResponse(url, requestNode, 1, "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityId", "processTask3"); assertResultsPresentInDataResponse(url, requestNode, 0); requestNode = objectMapper.createObjectNode(); requestNode.put("activityName", "Process task"); assertResultsPresentInDataResponse(url, requestNode, 2, "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityName", "Process task2"); assertResultsPresentInDataResponse(url, requestNode, 1, "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityName", "Process task3"); assertResultsPresentInDataResponse(url, requestNode, 0); requestNode = objectMapper.createObjectNode(); requestNode.put("activityType", "userTask"); assertResultsPresentInDataResponse(url, requestNode, 3, "processTask", "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityType", "startEvent"); assertResultsPresentInDataResponse(url, requestNode, 2, "theStart"); requestNode = objectMapper.createObjectNode(); requestNode.put("activityType", "receiveTask"); assertResultsPresentInDataResponse(url, requestNode, 0); requestNode = objectMapper.createObjectNode(); requestNode.put("processInstanceId", processInstance.getId()); assertResultsPresentInDataResponse(url, requestNode, 3, "theStart", "processTask", "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("processInstanceId", processInstance2.getId()); assertResultsPresentInDataResponse(url, requestNode, 2, "theStart", "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("processDefinitionId", processInstance.getProcessDefinitionId()); assertResultsPresentInDataResponse(url, requestNode, 5, "theStart", "processTask", "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("taskAssignee", "kermit"); assertResultsPresentInDataResponse(url, requestNode, 2, "processTask"); requestNode = objectMapper.createObjectNode(); requestNode.put("taskAssignee", "fozzie"); assertResultsPresentInDataResponse(url, requestNode, 1, "processTask2"); requestNode = objectMapper.createObjectNode(); requestNode.put("taskAssignee", "fozzie2"); assertResultsPresentInDataResponse(url, requestNode, 0); } protected void assertResultsPresentInDataResponse(String url, ObjectNode body, int numberOfResultsExpected, String... expectedActivityIds) throws JsonProcessingException, IOException { // Do the actual call HttpPost post = new HttpPost(SERVER_URL_PREFIX + url); post.setEntity(new StringEntity(body.toString())); CloseableHttpResponse response = executeRequest(post, 200); // Check status and size JsonNode dataNode = objectMapper.readTree(response.getEntity().getContent()).get("data"); closeResponse(response); assertEquals(numberOfResultsExpected, dataNode.size()); // Check presence of ID's if (expectedActivityIds != null) { List<String> toBeFound = new ArrayList<String>(Arrays.asList(expectedActivityIds)); Iterator<JsonNode> it = dataNode.iterator(); while (it.hasNext()) { String activityId = it.next().get("activityId").textValue(); toBeFound.remove(activityId); } assertTrue("Not all entries have been found in result, missing: " + StringUtils.join(toBeFound, ", "), toBeFound.isEmpty()); } } }