Activiti流程引擎及服务4-表单管理服务FormServi

Demo项目代码：
https://gitee.com/AnAnXiEr/activiti6-demo

解析流程定义中表单项的配置
提交表单的方式驱动用户节点流转
获取自定义外部表单key

代码

FormServiceTest

package com.imooc.activiti.activitidemo.coreapi;

import com.google.common.collect.Maps;
import org.activiti.engine.FormService;
import org.activiti.engine.form.FormProperty;
import org.activiti.engine.form.StartFormData;
import org.activiti.engine.form.TaskFormData;
import org.activiti.engine.repository.ProcessDefinition;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.activiti.engine.test.ActivitiRule;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
import org.junit.Rule;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.List;
import java.util.Map;

/**
 * @Description 表单服务测试
 * @Author 胡浩
 * @Date 2019/8/22
 **/
public class FormServiceTest {
    private static final Logger LOGGER = LoggerFactory.getLogger(FormServiceTest.class);

    @Rule
    public ActivitiRule activitiRule = new ActivitiRule();

    /**
     *
     */
    @Test
    @org.activiti.engine.test.Deployment(resources = "coreapi/my-process-form.bpmn20.xml")
    public void testFormService() {
        FormService formService = activitiRule.getFormService();

        ProcessDefinition processDefinition = activitiRule.getRepositoryService().createProcessDefinitionQuery().singleResult();

        String startFormKey = formService.getStartFormKey(processDefinition.getId());
        LOGGER.info("startFormKey = {}", startFormKey);

        //开始startform的formData
        StartFormData startFormData = formService.getStartFormData(processDefinition.getId());
        List<FormProperty> formProperties = startFormData.getFormProperties();
        for (FormProperty formProperty : formProperties) {
            LOGGER.info("formProperty = {}", ToStringBuilder.reflectionToString(formProperty, ToStringStyle.JSON_STYLE));
        }

        //根据form启动流程
        Map<String, String> properties = Maps.newHashMap();
        properties.put("message", "my test message");
        ProcessInstance processInstance = formService.submitStartFormData(processDefinition.getId(), properties);

        //userTask的formData
        Task task = activitiRule.getTaskService().createTaskQuery().singleResult();
        TaskFormData taskFormData = formService.getTaskFormData(task.getId());
        //properties列表
        List<FormProperty> formProperties1 = taskFormData.getFormProperties();
        for (FormProperty formProperty : formProperties1) {
            LOGGER.info("userTaskFormProperty = {}", ToStringBuilder.reflectionToString(formProperty, ToStringStyle.JSON_STYLE));
        }
        Map<String, String> userTaskProperties = Maps.newHashMap();
        userTaskProperties.put("yesORno", "yes");
        formService.submitTaskFormData(task.getId(),userTaskProperties);

        //查询task是否还存在
        Task task1 = activitiRule.getTaskService().createTaskQuery().taskId(task.getId()).singleResult();
        LOGGER.info("task1 = {}", task1);//task1 = null 执行完了

    }
}

my-process-form.bpmn20.xml

<?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:activiti="http://activiti.org/bpmn"
             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"
             typeLanguage="http://www.w3.org/2001/XMLSchema" expressionLanguage="http://www.w3.org/1999/XPath"
             targetNamespace="http://www.activiti.org/processdef">
    <process id="my-process" name="二级审批流程" isExecutable="true">
        <documentation>MDC test process</documentation>

        <startEvent id="startEvent" name="开始" activiti:formKey="/rest/process/form/start">
            <extensionElements>
                <activiti:formProperty id="message" name="信息" type="string" required="true"></activiti:formProperty>
            </extensionElements>
        </startEvent>

        <sequenceFlow id="sid-905AF026-9221-4C80-AF9A-29C581E59503" sourceRef="startEvent"
                      targetRef="tlApprove"/>
        <userTask id="tlApprove" name="主管审批" activiti:formKey="/rest/process/form/userTask">
            <extensionElements>
                <activiti:formProperty id="yesORno" name="审批" type="string" required="true"></activiti:formProperty>
            </extensionElements>
        </userTask>

        <sequenceFlow id="sid-905AF026-9221-4C80-AF9A-29C581E59505" sourceRef="tlApprove"
                      targetRef="endEventCancel"/>

        <endEvent id="endEventCancel" name="取消"/>
    </process>
</definitions>