Activiti自我总结

Spring代码

<?xml version="1.0" encoding="UTF-8" ?><beans xmlns="http://www.springframework.org/schema/beans"    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"    xsi:schemaLocation="http://www.springframework.org/schema/beans    http://www.springframework.org/schema/beans/spring-beans-3.1.xsd">    <bean id="dataSource"        class="org.springframework.jdbc.datasource.SimpleDriverDataSource">        <property name="driverClass" value="oracle.jdbc.driver.OracleDriver" />        <property name="url" value="jdbc:oracle:thin:@127.0.0.1:1521:jasgis" />        <property name="username" value="zsmseip" />        <property name="password" value="a111111" />    </bean>    <bean id="transactionManager"        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">        <property name="dataSource" ref="dataSource" />    </bean>    <!-- Activiti 配置  begin-->    <bean id="processEngineConfiguration" class="org.activiti.spring.SpringProcessEngineConfiguration">        <property name="dataSource" ref="dataSource" />        <property name="transactionManager" ref="transactionManager" />        <property name="databaseSchemaUpdate" value="true" />        <property name="jobExecutorActivate" value="false" />        <property name="history" value="full" />        <property name="processDefinitionCacheLimit" value="10" />        <!-- 流程图节点乱码问题配置 -->        <property name="activityFontName" value="微软雅黑"/>    </bean>    <bean id="processEngine" class="org.activiti.spring.ProcessEngineFactoryBean">        <property name="processEngineConfiguration" ref="processEngineConfiguration" />    </bean>    <bean id="repositoryService" factory-bean="processEngine"        factory-method="getRepositoryService" />    <bean id="runtimeService" factory-bean="processEngine"        factory-method="getRuntimeService" />    <bean id="formService" factory-bean="processEngine"        factory-method="getFormService" />    <bean id="identityService" factory-bean="processEngine"        factory-method="getIdentityService" />    <bean id="taskService" factory-bean="processEngine"        factory-method="getTaskService" />    <bean id="historyService" factory-bean="processEngine"        factory-method="getHistoryService" />    <bean id="managementService" factory-bean="processEngine"        factory-method="getManagementService" />    <!-- Activiti 配置 end --></beans>

Jave代码

/** *  */package com.activiti;import java.io.File;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.util.ArrayList;import java.util.HashMap;import java.util.Iterator;import java.util.List;import java.util.Map;import org.activiti.bpmn.model.BpmnModel;import org.activiti.engine.FormService;import org.activiti.engine.HistoryService;import org.activiti.engine.IdentityService;import org.activiti.engine.ProcessEngine;import org.activiti.engine.ProcessEngines;import org.activiti.engine.RepositoryService;import org.activiti.engine.RuntimeService;import org.activiti.engine.TaskService;import org.activiti.engine.history.HistoricActivityInstance;import org.activiti.engine.history.HistoricActivityInstanceQuery;import org.activiti.engine.history.HistoricDetail;import org.activiti.engine.history.HistoricProcessInstance;import org.activiti.engine.history.HistoricTaskInstance;import org.activiti.engine.history.HistoricVariableInstance;import org.activiti.engine.history.HistoricVariableUpdate;import org.activiti.engine.impl.ProcessEngineImpl;import org.activiti.engine.impl.RepositoryServiceImpl;import org.activiti.engine.impl.bpmn.diagram.ProcessDiagramGenerator;import org.activiti.engine.impl.context.Context;import org.activiti.engine.impl.persistence.entity.ExecutionEntity;import org.activiti.engine.impl.persistence.entity.ProcessDefinitionEntity;import org.activiti.engine.impl.pvm.PvmTransition;import org.activiti.engine.impl.pvm.process.ActivityImpl;import org.activiti.engine.impl.pvm.process.TransitionImpl;import org.activiti.engine.runtime.ProcessInstance;import org.activiti.engine.task.Task;import org.activiti.engine.task.TaskQuery;import org.junit.After;import org.junit.Before;import org.junit.Test;import org.springframework.context.support.ClassPathXmlApplicationContext;/** *  * @author Test * @createDate 2014-6-1上午10:08:05 * @className TestFinancial.java * @useFor */public class TestFinancial {private RuntimeService runtimeService;private IdentityService identityService;private RepositoryService repositoryService;private FormService formService;private TaskService taskService;private HistoryService historyService;ProcessEngine processEngine;/** *  * @author Test * @createDate 2014-6-1下午10:34:26 * @params * @return void * @useFor 初始化ProcessEngine和重要的service */@Beforepublic void initActiviti() {// 加载spring配置ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext("applicationContext.xml");// 流程引擎processEngine = (ProcessEngine) ctx.getBean("processEngine");// 发布流程repositoryService = processEngine.getRepositoryService();// 获得流程实例和运行实例（Execution）runtimeService = (RuntimeService) ctx.getBean("runtimeService");taskService = (TaskService) ctx.getBean("taskService");identityService = (IdentityService) ctx.getBean("identityService");formService = processEngine.getFormService();deploy("diagrams/ActivitiTest.bpmn");historyService = (HistoryService) ctx.getBean("historyService");}/** *  * @author Test * @createDate 2014-6-1下午10:32:49 * @params * @return void * @useFor 部署流程 */public void deploy(String srcName) {// Deploy the process definitionrepositoryService.createDeployment().addClasspathResource(srcName).deploy();}/** *  * @author Test * @createDate 2014-6-1下午10:38:29 * @params keyName 表示流程图ID businessID是业务主键ID * @return ProcessInstance * @useFor 开启流程 */public ProcessInstance startProcessInstanceByKey(String keyName,String businessID) {return runtimeService.startProcessInstanceByKey(keyName, businessID);}/** *  * @author Test * @createDate 2014-6-1下午10:42:36 * @params 指定用户ID * @return List<Task> * @useFor 获得指定用户的任务集合 taskAssignee只是针对 Assignee的对candidate不适用 */public List<Task> getTaskFromAssignee(String assigneeName) {List<Task> result = new ArrayList<Task>();result = taskService.createTaskQuery().taskAssignee(assigneeName).list();return result;}/** *  * @author Test * @createDate 2014-6-2上午10:13:07 * @params * @return List<Task> * @useFor 查询委托组的任务列表 */public List<Task> getTaskFromCandidateGroup(String groupName) {return taskService.createTaskQuery().taskCandidateGroup(groupName).list();}/** *  * @author Test * @createDate 2014-6-2上午10:16:32 * @params * @return List<Task> * @useFor 查询委托用户的任务列表 只能对candidate适用 用户在某个组下也适用 */public List<Task> getTaskFromCandidateUser(String userName) {return taskService.createTaskQuery().taskCandidateUser(userName).list();}/** *  * @author test * @createDate 2014-6-8下午05:46:34 * @params * @return byte[] * @useFor 获得流程图加亮 */public byte[] getActivitiPngBytes(ProcessInstance processInstance)throws IOException {byte[] result = null;try {BpmnModel bpmnModel = repositoryService.getBpmnModel(processInstance.getProcessDefinitionId());List<String> activeActivityIds = runtimeService.getActiveActivityIds(processInstance.getId());ProcessEngineImpl defaultProcessEngine = (ProcessEngineImpl) ProcessEngines.getDefaultProcessEngine();Context.setProcessEngineConfiguration(defaultProcessEngine.getProcessEngineConfiguration());/** 得到图片输出流 **/InputStream imageStream = ProcessDiagramGenerator.generateDiagram(bpmnModel, "png", activeActivityIds);result = new byte[imageStream.available()];imageStream.read(result);} catch (IOException e) {e.printStackTrace();}return result;}/** *  * @author Test * @createDate 2014-6-2下午12:19:00 * @params * @return void * @useFor 流程圖保存到本地 */public void loadActivitiPng(byte[] srcPng, String locationStr) {File file = null;OutputStream out = null;file = new File(locationStr);try {out = new FileOutputStream(file);out.write(srcPng);} catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}/** *  * @author Test * @createDate 2014-6-2下午06:11:48 * @params 发起人名称 * @return void * @useFor 设置发起人 */public void startProcessBy(String userName) {identityService.setAuthenticatedUserId("Test");}/** *  * @author Test * @createDate 2014-6-2下午06:16:18 * @params * @return List * @useFor 查看某个人的开启过的流程 */public List<HistoricProcessInstance> getProcinstListStartBy(String userName) {List<HistoricProcessInstance> hpis = historyService.createHistoricProcessInstanceQuery().startedBy(userName).list();return hpis;}public String getVariableNameAndValueFromProcIns(String processInsId,String keyName) {List<HistoricVariableInstance> list = historyService.createHistoricVariableInstanceQuery().processInstanceId(processInsId).list();for (HistoricVariableInstance variableInstance : list) {System.out.println("variable: "+ variableInstance.getVariableName() + " = "+ variableInstance.getValue());if (keyName.equals("variableInstance.getVariableName()")) {return variableInstance.getValue().toString();}}return "";}/** *  * @author Test * @createDate 2014-6-1下午10:39:05 * @params * @return void * @useFor 测试流程 */@Testpublic void activitiTest() {// 流程起始参数，会保存在流程实例的变量中Map<String, Object> map = new HashMap<String, Object>();// 设置发起人startProcessBy("Test");// 开启流程并传参数ProcessInstance processInstance = startProcessInstanceByKey("myProcess", "ddddaaddd");// 获得流程实例中的任务List<Task> tasks = getTaskQueryByUserid("456").list();System.out.println("456ID的任务个数：" + tasks.size());for (Task task : tasks) {// claim调用claim的用户将变成该任务的所有人，其它用户将不能claim与complete该任务// taskService.claim(task.getId(), "456");// 节点任务结束map.put("comments", "456前台汇总");taskService.claim(task.getId(), "456");taskService.complete(task.getId(), map);try {loadActivitiPng(getActivitiPngBytes(processInstance),"d://activitiTest1.png");} catch (IOException e) {e.printStackTrace();}}// 转后台123System.out.println("123ID的任务数："+ getTaskQueryByUserid("123").list().size());tasks = getTaskQueryByUserid("123").list();for (Task task : tasks) {task.setDescription("啦啦啦啦啦");map.put("comments", "123认真学习认真工作  不同意");oneActivity2Another(task, "不同意", map, "123");// taskService.claim(task.getId(), "123");// taskService.complete(task.getId(),map);try {loadActivitiPng(getActivitiPngBytes(processInstance),"d://activitiTest2.png");} catch (IOException e) {e.printStackTrace();}}// 获得流程实例中的任务tasks = getTaskQueryByUserid("456").list();System.out.println("456ID的任务个数：" + tasks.size());for (Task task : tasks) {// claim调用claim的用户将变成该任务的所有人，其它用户将不能claim与complete该任务// taskService.claim(task.getId(), "456");// 节点任务结束task.setDescription("啦啦啦啦啦");map.put("comments", "456认真学习认真工作2");// 转办// taskService.addCandidateUser(task.getId(), "123");taskService.claim(task.getId(), "456");taskService.complete(task.getId(), map);try {loadActivitiPng(getActivitiPngBytes(processInstance),"d://activitiTest1.png");} catch (IOException e) {e.printStackTrace();}}// 转办123System.out.println("123ID的任务数："+ getTaskQueryByUserid("123").list().size());tasks = getTaskQueryByUserid("123").list();for (Task task : tasks) {task.setDescription("啦啦啦啦啦");map.put("comments", "123认真学习认真工作  同意");taskService.claim(task.getId(), "123");taskService.complete(task.getId(), map);try {loadActivitiPng(getActivitiPngBytes(processInstance),"d://activitiTest2.png");} catch (IOException e) {e.printStackTrace();}}// 获得流程实例中的任务tasks = getTaskQueryByUserid("567").list();Map<String, Object> map1 = new HashMap<String, Object>();System.out.println("567ID的任务个数：" + tasks.size());for (Task task : tasks) {System.out.println("formKey值----->"+ getFormKeyByTaskId(task.getId()));// 传到后台后根据pass值 来判断是否撤回map1.put("comments", "567认真学习认真工作");// 这个pass 就是流程图中任务节点（预算审核）中不同意路径的Main// config中的condition值即${!pass}// map1.put("pass", true);taskService.addComment(task.getId(), task.getProcessInstanceId(),"567认真学习认真工作");taskService.claim(task.getId(), "567");taskService.complete(task.getId(), map1);}List<HistoricProcessInstance> hpis = getProcinstListStartBy("Test");System.out.println("Test开启过得流程有：" + hpis.size() + "个");try {loadActivitiPng(getActivitiPngBytes(processInstance),"d://activitiTest3.png");} catch (IOException e) {e.printStackTrace();}HistoricProcessInstance historicProcessInstance = getProcessInstanceIdByBusinessId("ddddaaddd");System.out.println(" 流程id--->" + historicProcessInstance.getId());List<HistoricActivityInstance> actInsList = getHisUserTaskActivityInstanceList(historicProcessInstance.getId());for (HistoricActivityInstance v : actInsList) {System.out.println(v.getId());System.out.println("开始时间--->"+ v.getStartTime()+ "   结束时间------>"+ v.getEndTime()+ "   任务名称---->"+ v.getActivityName()+ "   办理人---->"+ identityService.createUserQuery().userId(v.getAssignee()).singleResult().getFirstName() + " UserId---->"+ v.getAssignee()+ "   审批意见---->"// +// taskService.getTaskComments(v.getTaskId()).get(0).getFullMessage());+ getWorkflowVariables(v.getProcessInstanceId(), v.getId()));}}/** *  * @author Test * @createDate 2014-6-1下午10:58:16 * @params 任务 * @return void * @useFor 从当前节点转向另一个节点 */public void oneActivity2Another(Task task, String flowName,Map<String, Object> map, String userid) {ProcessDefinitionEntity processDefinition = (ProcessDefinitionEntity) ((RepositoryServiceImpl) repositoryService).getDeployedProcessDefinition(task.getProcessDefinitionId());ExecutionEntity executionEntity = (ExecutionEntity) runtimeService.createExecutionQuery().executionId(task.getExecutionId()).singleResult();// 执行实例String activitiId = executionEntity.getActivityId();System.out.println("当前运行节点id值：" + activitiId);List<ActivityImpl> activitiList = new ArrayList<ActivityImpl>();// 流程定义对象才能得到节点对象activitiList = processDefinition.getActivities();// 当前实例的执行到哪个节点ActivityImpl srcActivity = findActivity(activitiList, activitiId);ActivityImpl endActivity = null;TransitionImpl transitionImpl = null;List<PvmTransition> pvmTransitionList = srcActivity.getOutgoingTransitions();// 获取当前节点的所以出口（这个方法做的不好，应该返回List<TransitionImpl>才对的，这样就不用下面的强转换了，我想以后版本会改了这点）for (PvmTransition pvmTransition : pvmTransitionList) {transitionImpl = (TransitionImpl) pvmTransition;// 强转为TransitionImplSystem.out.println(transitionImpl.getProperty("name"));if (flowName.equals(transitionImpl.getProperty("name"))) {endActivity = transitionImpl.getDestination();}}List<PvmTransition> oriPvmTransitionList = new ArrayList<PvmTransition>();oriPvmTransitionList.addAll(pvmTransitionList);// 先清空其他TransitionpvmTransitionList.clear();pvmTransitionList.add((PvmTransition) transitionImpl);transitionImpl.setDestination(endActivity);taskService.claim(task.getId(), userid);taskService.complete(task.getId(), map);// 还原回去其他TransitionpvmTransitionList.clear();pvmTransitionList.addAll(oriPvmTransitionList);}public ActivityImpl findActivity(List<ActivityImpl> activitiList,String activitiId) {for (ActivityImpl activityImpl : activitiList) {String id = activityImpl.getId();if (id.equals(activitiId)) {return activityImpl;}}return null;}/** *  * @author Test * @createDate 2014-6-29上午08:25:13 * @params * @return TaskQuery * @useFor 根据用户名获得待办任务列表 */private TaskQuery getTaskQueryByUserid(String candidateUserId) {TaskQuery taskQuery = taskService.createTaskQuery();if (candidateUserId != null) {taskQuery = taskQuery.taskCandidateUser(candidateUserId);}return taskQuery;}/** *  * @author Test * @createDate 2014-6-29上午08:35:38 * @params * @return String * @useFor 根据任务id获得formkey 值 */private String getFormKeyByTaskId(String taskId) {HistoricTaskInstance historicTaskInstance = historyService.createHistoricTaskInstanceQuery().taskId(taskId).singleResult();return historicTaskInstance.getFormKey();}/** *  * @author Test * @createDate 2014-6-29上午08:57:30 * @params * @return String * @useFor */private HistoricProcessInstance getProcessInstanceIdByBusinessId(String eventid) {return historyService.createHistoricProcessInstanceQuery().processInstanceBusinessKey(eventid).singleResult();}/** *  * @author Test * @createDate 2014-6-29上午09:00:12 * @params * @return List<HistoricActivityInstance> * @useFor 获取审批记录 */private List<HistoricActivityInstance> getHisUserTaskActivityInstanceList(String processInstanceId) {List<HistoricActivityInstance> hisActivityInstanceList = ((HistoricActivityInstanceQuery) historyService.createHistoricActivityInstanceQuery().processInstanceId(processInstanceId).activityType("userTask").finished().orderByHistoricActivityInstanceEndTime().desc()).list();return hisActivityInstanceList;}/** *  * @author Test * @createDate 2014-6-29上午09:11:18 * @params * @return String * @useFor 获得审批意见 */private String getWorkflowVariables(String processInstanceId,String activityInstanceId) {// 执行任务时提的意见String comment = "";List<HistoricDetail> historicDetailList = historyService.createHistoricDetailQuery().processInstanceId(processInstanceId).activityInstanceId(activityInstanceId).list();if (historicDetailList != null && historicDetailList.size() > 0) {for (Iterator<HistoricDetail> iterator = historicDetailList.iterator(); iterator.hasNext();) {HistoricDetail historicDetail = (HistoricDetail) iterator.next();HistoricVariableUpdate variable = (HistoricVariableUpdate) historicDetail;if ("comments".equals(variable.getVariableName())) {comment = String.valueOf(variable.getValue());return comment;}}}return comment;}@Afterpublic void end() {System.out.println("流程测试完毕");}}