activiti 设置变量（四）

package diagrams;

import java.io.InputStream;
import java.io.Serializable;
import java.util.Date;
import java.util.List;

import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.TaskService;
import org.activiti.engine.history.HistoricVariableInstance;
import org.activiti.engine.repository.Deployment;
import org.activiti.engine.runtime.ProcessInstance;
import org.junit.Test;

/**
* 设置变量
*
* @author ZHEN.L
*
*/
public class ProcessVariablesTest {

ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();

/**
* 部署流程定义<br>
* select * from act_re_deployment ;
*
*/
@Test
public void deploymentProcessInstance() {
InputStream bpmn = this.getClass().getResourceAsStream(
"/diagrams/LeaveProcess.bpmn");
InputStream png = this.getClass().getResourceAsStream(
"/diagrams/LeaveProcess.png");
Deployment deployment = processEngine.getRepositoryService()
.createDeployment().addInputStream("LeaveProcess.bpmn", bpmn)
.addInputStream("LeaveProcess.png", png).name("汇信请假流程")
.deploy();
System.out.println(deployment.getId());
System.out.println(deployment.getName());
}

/**
* 启动流程实例<br>
* select * from act_ru_task;
*/
@Test
public void startProcessInstance() {
List<ProcessInstance> list = processEngine.getRuntimeService()
.createProcessInstanceQuery().processDefinitionKey("myProcess")
.list();
if (list != null && list.size() > 0) {
for (ProcessInstance p : list) {
System.out.println(p.getId() + "  " + p.getProcessInstanceId());
}
}
}

/**
* 设置参数
*/
@Test
public void setVariables() {
String taskId = "2002";
TaskService taskService = processEngine.getTaskService();
taskService.setVariableLocal(taskId, "请假天数", 3);
taskService.setVariable(taskId, "请假原因", "世界这么大，想去看看。");
taskService.setVariable(taskId, "请假日期", new Date());

// 设置javabean
Person p = new Person.decorate().name("东方不败").age(133).address("黑木崖").birthday(new Date()).build();
taskService.setVariable(taskId, "人员信息", p);
}

/**
* 获取参数
*/
@Test
public void getVariables() {
String taskId = "2002";
TaskService taskService = processEngine.getTaskService();
Integer day = (Integer) taskService.getVariable(taskId, "请假天数");
Date date = (Date) taskService.getVariable(taskId, "请假日期");
String reason = (String) taskService.getVariable(taskId, "请假原因");
System.out.println(date + "" + reason + " " + day);
// 获取javabean
Person p = (Person)taskService.getVariable(taskId, "人员信息");
System.out.println(p.getName()+"； "+p.getAge()+"; "+p.getAddress()+"; "+p.getBirthday());
}

/**
* 完成任务
*/
@Test
public void completeTask(){
String taskId = "2002";
processEngine.getTaskService().complete(taskId);
}

/**
* 查询完成历史
*/
@Test
public void findHistoricVariables(){
List<HistoricVariableInstance> list = processEngine.getHistoryService().createHistoricVariableInstanceQuery().variableName("人员信息").list();
if(list != null && list.size() > 0){
for(HistoricVariableInstance h:list){
System.out.println(h.getVariableName() +"; "+h.getVariableTypeName()+"; "+h.getValue());
}
}
}
}

class Person implements Serializable {

private static final long serialVersionUID = -8977772771107623992L;

private String name;
private int age;
private String address;
private Date birthday;

private Person() {
}

public static class decorate {

Person p = null;

public decorate() {
this.p = new Person();
}

public decorate name(String name) {
this.p.setName(name);
return this;
}

public decorate address(String address) {
this.p.setAddress(address);
return this;
}

public decorate age(int age) {
this.p.setAge(age);
return this;
}

public decorate birthday(Date birthday) {
this.p.setBirthday(birthday);
return this;
}

public Person build() {
return this.p;
}
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public int getAge() {
return age;
}

public void setAge(int age) {
this.age = age;
}

public String getAddress() {
return address;
}

public void setAddress(String address) {
this.address = address;
}

public Date getBirthday() {
return birthday;
}

public void setBirthday(Date birthday) {
this.birthday = birthday;
}
}