Flowable查询历史任务

效果图

 历史任务主要是为了统计使用

代码部分

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/**
     * 查询历史任务
     */
    @Test
    public void test007(){
        ProcessEngine engine = cfg.buildProcessEngine();
        HistoryService service = engine.getHistoryService();
        List<HistoricActivityInstance> list = service.createHistoricActivityInstanceQuery()
                .processDefinitionId("holidayRequest:3:30003")
                .finished()
                .list();
        for (HistoricActivityInstance instance : list) {
            System.out.println("instance.getActivityId() = " + instance.getActivityId());
            System.out.println("instance.getAssignee() = " + instance.getAssignee());
            System.out.println("instance.getActivityName() = " + instance.getActivityName());
            System.out.println("instance.getDurationInMillis() = " + instance.getDurationInMillis());
        }
    }

　　pom文件

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
 
    <groupId>com.java</groupId>
    <artifactId>flowable -service</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>flowable-test</module>
    </modules>
 
    <properties>
        <java.version>1.8</java.version>
    </properties>
 
    <dependencies>
        <dependency>
            <groupId>org.flowable</groupId>
            <artifactId>flowable-engine</artifactId>
            <version>6.7.2</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.21</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>1.7.21</version>
        </dependency>
        <!--mysql驱动5.6.17-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.6</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.13.2</version>
            <scope>test</scope>
        </dependency>
    </dependencies>
 
</project>

　　流程文件

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<?xml version="1.0" encoding="UTF-8"?>
<definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:xsd="http://www.w3.org/2001/XMLSchema"
             xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI"
             xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC"
             xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI"
             xmlns:flowable="http://flowable.org/bpmn"
             typeLanguage="http://www.w3.org/2001/XMLSchema"
             expressionLanguage="http://www.w3.org/1999/XPath"
             targetNamespace="http://www.flowable.org/processdef">
 
    <process id="holidayRequest" name="Holiday Request" isExecutable="true">
 
        <startEvent id="startEvent"/>
        <sequenceFlow sourceRef="startEvent" targetRef="approveTask"/>
 
<!--        <userTask id="approveTask" name="Approve or reject request"/>-->
        <userTask id="approveTask" name="Approve or reject request" flowable:assignee="${employee}"/>
        <sequenceFlow sourceRef="approveTask" targetRef="decision"/>
 
        <exclusiveGateway id="decision"/>
        <sequenceFlow sourceRef="decision" targetRef="externalSystemCall">
            <conditionExpression xsi:type="tFormalExpression">
                <![CDATA[
          ${approved}
        ]]>
            </conditionExpression>
        </sequenceFlow>
        <sequenceFlow  sourceRef="decision" targetRef="sendRejectionMail">
            <conditionExpression xsi:type="tFormalExpression">
                <![CDATA[
          ${!approved}
        ]]>
            </conditionExpression>
        </sequenceFlow>
 
        <serviceTask id="externalSystemCall" name="Enter holidays in external system"
                     flowable:class="org.flowable.CallExternalSystemDelegate"/>
        <sequenceFlow sourceRef="externalSystemCall" targetRef="holidayApprovedTask"/>
 
<!--        <userTask id="holidayApprovedTask" name="Holiday approved"/>-->
        <userTask id="holidayApprovedTask" name="Holiday approved" flowable:assignee="${employee}"/>
        <sequenceFlow sourceRef="holidayApprovedTask" targetRef="approveEnd"/>
 
        <serviceTask id="sendRejectionMail" name="Send out rejection email"
                     flowable:class="org.flowable.SendRejectionMail"/>
        <sequenceFlow sourceRef="sendRejectionMail" targetRef="rejectEnd"/>
 
        <endEvent id="approveEnd"/>
 
        <endEvent id="rejectEnd"/>
 
    </process>
 
</definitions>

　　完整测试类

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package com.java;
 
import org.flowable.engine.*;
import org.flowable.engine.history.HistoricActivityInstance;
import org.flowable.engine.history.HistoricActivityInstanceQuery;
import org.flowable.engine.impl.cfg.StandaloneProcessEngineConfiguration;
import org.flowable.engine.repository.Deployment;
import org.flowable.engine.repository.ProcessDefinition;
import org.flowable.engine.runtime.ProcessInstance;
import org.flowable.task.api.Task;
import org.junit.Before;
import org.junit.Test;
 
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
/**
 * @Description:
 * @Author: 喵星人
 * @Create: 2024/3/11 9:50
 */
public class HolidayRequest {
 
    ProcessEngineConfiguration cfg=null;
 
    @Before
    public void processTest(){
         cfg = new StandaloneProcessEngineConfiguration()
                .setJdbcUrl("jdbc:mysql://127.0.0.1:3307/public_workflow?useUnicode=true&characterEncoding=utf-8&useSSL=false")
                .setJdbcUsername("root")
                .setJdbcPassword("qweiop1992")
                .setJdbcDriver("com.mysql.jdbc.Driver")
                //表结构不存在就创建
                .setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_TRUE);
    }
 
    /**
     * 部署流程
     */
    @Test
    public void test001(){
        /**
         * 获取对象
         */
        ProcessEngine processEngine = cfg.buildProcessEngine();
        RepositoryService service = processEngine.getRepositoryService();
        /**
         * 完成流程部署
         */
        Deployment deploy = service.createDeployment()
                .addClasspathResource("holiday-request.bpmn20.xml")
                .deploy();
        System.out.println("deploy.getId() = " + deploy.getId());
        System.out.println("deploy.getName() = " + deploy.getName());
    }
 
    /**
     * 查询流程定义的信息
     */
    @Test
    public void test002(){
        ProcessEngine processEngine = cfg.buildProcessEngine();
        RepositoryService service = processEngine.getRepositoryService();
        ProcessDefinition definition = service.createProcessDefinitionQuery()
                .deploymentId("1")
                .singleResult();
        System.out.println("definition.getDeploymentId() = " + definition.getDeploymentId());
        System.out.println("definition.getName() = " + definition.getName());
        System.out.println("definition.getDescription() = " + definition.getDescription());
    }
 
    /**
     * 删除定义流程
     */
    @Test
    public void test003(){
        ProcessEngine processEngine = cfg.buildProcessEngine();
        RepositoryService service = processEngine.getRepositoryService();
        //service.deleteDeployment("2501");
        service.deleteDeployment("2501",true);
    }
 
    /**
     * 启动流程实例
     */
    @Test
    public void test004() {
        ProcessEngine processEngine = cfg.buildProcessEngine();
        RuntimeService runtimeService = processEngine.getRuntimeService();
        /**
         * 构建流程变量
         */
        Map<String,Object> variable=new HashMap<String, Object>(16);
        variable.put("employee","李欣");
        variable.put("nrOfHolidays", 3);
        variable.put("description", "世界那么大，我想去浪浪...");
        /**
         * 启动流程实例
         */
        ProcessInstance request = runtimeService.startProcessInstanceByKey("holidayRequest", variable);
        System.out.println("request.getProcessDefinitionId() = " + request.getProcessDefinitionId());
        System.out.println("request.getActivityId() = " + request.getActivityId());
        System.out.println("request.getId() = " + request.getId());
    }
 
 
    /**
     * 任务查询
     */
    @Test
    public void test005(){
        ProcessEngine processEngine = cfg.buildProcessEngine();
        TaskService taskService = processEngine.getTaskService();
        List<Task> tasks = taskService.createTaskQuery()
                .processDefinitionKey("holidayRequest")
                .taskAssignee("李欣")
                .list();
        for (Task task : tasks) {
            System.out.println("task.getProcessDefinitionId() = " + task.getProcessDefinitionId());
            System.out.println("task.getName() = " + task.getName());
            System.out.println("task.getAssignee() = " + task.getAssignee());
            System.out.println("task.getDescription() = " + task.getDescription());
            System.out.println("task.getId() = " + task.getId());
        }
    }
 
    /**
     * 任务完成
     */
    @Test
    public void test006(){
        ProcessEngine engine = cfg.buildProcessEngine();
        TaskService taskService = engine.getTaskService();
        Task task = taskService.createTaskQuery()
                .processDefinitionKey("holidayRequest")
                .taskAssignee("李欣")
                .singleResult();
        Map<String,Object> variable=new HashMap<String, Object>(16);
        variable.put("approved",false);
        taskService.complete(task.getId(),variable);
    }
 
    /**
     * 查询历史任务
     */
    @Test
    public void test007(){
        ProcessEngine engine = cfg.buildProcessEngine();
        HistoryService service = engine.getHistoryService();
        List<HistoricActivityInstance> list = service.createHistoricActivityInstanceQuery()
                .processDefinitionId("holidayRequest:3:30003")
                .finished()
                .list();
        for (HistoricActivityInstance instance : list) {
            System.out.println("instance.getActivityId() = " + instance.getActivityId());
            System.out.println("instance.getAssignee() = " + instance.getAssignee());
            System.out.println("instance.getActivityName() = " + instance.getActivityName());
            System.out.println("instance.getDurationInMillis() = " + instance.getDurationInMillis());
        }
    }
 
}

　　

posted @   不忘初心2021  阅读(190)  评论(0)  编辑  收藏  举报
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