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                ![](https://img.kancloud.cn/ae/3c/ae3c16005e6612fb273abd0be9095751_1225x174.png) 包含網關可以看做是排他網關和并行網關的結合體。 <br/> 和排他網關一樣,你可以在外出順序流上定義條件,包含網關會解析它們。 但是主要的區別是包含網關可以選擇多于一條順序流,這和并行網關一樣。 <br/> 包含網關的功能是基于進入和外出順序流的: * **分支**: 所有外出順序流的條件都會被解析,結果為`true`的順序流會以并行方式繼續執行, 會為每個順序流創建一個分支。 * **匯聚**: 所有并行分支到達包含網關,會進入等待狀態, 直到每個包含流程 token 的進入順序流的分支都到達。 這是與并行網關的最大不同。換句話說,包含網關只會等待被選中執行了的進入順序流。 在全部匯聚之后,流程會穿過包含網關繼續執行。 <br/> 如果包含網關設置的條件中,流程變量不存在,報錯。 ```java org.flowable.engine.common.api.FlowableException: Unknown property used in expression: ${evection.num>=3} ``` <br/> 演示,步驟如下: **1. 流程定義** :-: ![](https://img.kancloud.cn/a3/03/a3039c34464a77a65648a2632b0ee0d4_898x683.png) `evection-inclusive.bpmn` **2. java程序** ```java public class FlowableGatewayInclusive { /** * 1. 部署流程 */ @Test public void testDeployment() { //1、獲取ProcessEngine ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine(); //2、獲取RepositoryService RepositoryService repositoryService = processEngine.getRepositoryService(); //3、部署流程 Deployment deployment = repositoryService.createDeployment() .addClasspathResource("bpmn/evection-inclusive.bpmn") .name("出差申請流程") .deploy(); //流程部署id:72501 System.out.println("流程部署id:" + deployment.getId()); //流程部署名稱:出差申請流程 System.out.println("流程部署名稱:" + deployment.getName()); } /** * 2. 啟動流程實例,設置流程變量 */ @Test public void startProcess() { //獲取流程引擎 ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine(); //獲取RunTimeService RuntimeService runtimeService = processEngine.getRuntimeService(); //流程key String key = "evection-inclusive"; //創建變量集合 Map<String, Object> map = new HashMap<String, Object>(); //創建出差pojo對象 Evection evection = new Evection(); //設置出差天數 evection.setNum(4d); //定義流程變量,把出差pojo對象放入map map.put("evection", evection); //啟動流程實例,并設置流程變量的值(把map傳入) ProcessInstance processInstance = runtimeService .startProcessInstanceByKey(key, map); //流程定義id: evection-inclusive:1:72504 System.out.println("流程定義id: " + processInstance.getProcessDefinitionId()); //流程實例id: 75001 System.out.println("流程實例id: " + processInstance.getProcessInstanceId()); //流程版本: 1 System.out.println("流程版本: " + processInstance.getProcessDefinitionVersion()); } /** * 3. 完成個人任務 */ @Test public void completTask() { //流程Key String key = "evection-inclusive"; //任務負責人 String assingee = "tom"; //獲取流程引擎 ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine(); //獲取taskservice TaskService taskService = processEngine.getTaskService(); //查詢任務 Task task = taskService.createTaskQuery() .processDefinitionKey(key) .taskAssignee(assingee) .singleResult(); if (task != null) { //根據任務id來完成任務 taskService.complete(task.getId()); //tom完成了任務{id=75008, name=出差申請} System.out.println(task.getAssignee() + "完成了任務{id=" + task.getId() + ", name=" + task.getName() + "}"); } } } ``` **3. 測試結果** (1)當流程執行到第一個包含網關后,會根據條件判斷,下一步要走哪幾個分支。 ```sql mysql> select * from act_ru_task; | ID_ | REV_ | EXECUTION_ID_ | PROC_INST_ID_ | PROC_DEF_ID_ | TASK_D...E_TYPE_ | SCOPE_DEFI... +-------+------+---------------+---------------+----------------------------+-----...------+----------------... | 77504 | 1 | 75005 | 75001 | evection-inclusive:1:72504 | NULL | . .. | 人事經理 | N. .. | 77508 | 1 | 77502 | 75001 | evection-inclusive:1:72504 | NULL | . .. | 項目經理 | N. .. +-------+------+---------------+---------------+----------------------------+-----...------+----------------... ``` (2)當人事經理節點與項目經理節點的任務<mark>都完成</mark>后第二個包含網關才會走下一個分支。 ```sql mysql> select * from act_ru_task; +-------+------+---------------+---------------+---------------------...----+--------------------... | ID_ | REV_ | EXECUTION_ID_ | PROC_INST_ID_ | PROC_DEF_ID_ ..._TYPE_ | SCOPE_DEFINIT... +-------+------+---------------+---------------+---------------------...----+--------------------... | 82504 | 1 | 77502 | 75001 | evection-inclusive:1:72504 | ... | 總經理 | NULL ... +-------+------+---------------+---------------+---------------------...----+--------------------... ``` >[info]小結:在分支時,需要判斷條件,**符合條件的分支,將會執行**,符合條件的分支最終才進行匯聚。
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