package org.activiti.designer.test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.FileInputStream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.activiti.engine.ManagementService;
import org.activiti.engine.RepositoryService;
import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.impl.persistence.entity.IdentityLinkEntity;
import org.activiti.engine.management.TablePage;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.activiti.engine.test.ActivitiRule;
import org.apache.commons.lang3.ArrayUtils;
import org.junit.Rule;
import org.junit.Test;
/**
* 反签收原理：任务创建时把候选人、组插入到ACT_RU_IDENTITYLINK中，当任务被签收后候选人、组数据依然保留并不是删除
* 如此当设置任务的assigee属性为null的时候又可以根据候选人查询到任务
*
* @author henryyan
*/
public class ProcessTestUnclaim {
private String filename = "/Users/henryyan/work/projects/activiti/activiti-study/src/test/resources/diagrams/Unclaim.bpmn";
@Rule
public ActivitiRule activitiRule = new ActivitiRule();
@Test
public void startProcess() throws Exception {
RepositoryService repositoryService = activitiRule.getRepositoryService();
repositoryService.createDeployment().addInputStream("Unclaim.bpmn20.xml", new FileInputStream(filename)).deploy();
RuntimeService runtimeService = activitiRule.getRuntimeService();
Map<String, Object> variableMap = new HashMap<String, Object>();
variableMap.put("name", "Activiti");
ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("Unclaim", variableMap);
assertNotNull(processInstance.getId());
System.out.println("id " + processInstance.getId() + " " + processInstance.getProcessDefinitionId());
TaskService taskService = activitiRule.getTaskService();
assertEquals(taskService.createTaskQuery().taskCandidateUser("user1").count(), 1);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user2").count(), 1);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user3").count(), 1);
Task task = taskService.createTaskQuery().singleResult();
taskService.claim(task.getId(), "user1");
assertEquals(taskService.createTaskQuery().taskCandidateUser("user1").count(), 0);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user2").count(), 0);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user3").count(), 0);
ManagementService managementService = activitiRule.getManagementService();
TablePage listPage = managementService.createTablePageQuery().tableName(managementService.getTableName(IdentityLinkEntity.class)).listPage(0, 100);
List<Map<String, Object>> rows = listPage.getRows();
for (Map<String, Object> map : rows) {
Set<Entry<String, Object>> entrySet = map.entrySet();
for (Entry<String, Object> entry : entrySet) {
// System.out.println("key=" + entry.getKey() + ", value=" +
if (entry.getKey().equals("TYPE_")) {
assertTrue(ArrayUtils.contains(new String[] { "user1", "user2", "user3" }, map.get("USER_ID_").toString()));
}
}
}
// unclaim
taskService.setAssignee(task.getId(), null);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user1").count(), 1);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user2").count(), 1);
assertEquals(taskService.createTaskQuery().taskCandidateUser("user3").count(), 1);
}
}