activiti 流程定义部署及查询

package com.mycom.processDefinition;

import java.io.InputStream;
import java.util.List;
import java.util.zip.ZipInputStream;

import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.repository.Deployment;
import org.activiti.engine.repository.ProcessDefinition;
import org.junit.Test;

public class ProcessDefinitionTest {

    ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();

    @Autowired
    private RepositoryService repositoryService;

/**
     * 根据modelId部署模型
     * @param modelId
     * @param response
     * @param request
     * @return
     */
    @RequestMapping("/deploy")
    @ResponseBody
    public Map deploy(final String modelId, HttpServletResponse response,final HttpServletRequest request) {
        OperateTemplete templete = new HttpTemplete(request) {
            protected void doSomething() throws BizException {
                JSONObject result = new JSONObject();
                try {
                    Model modelData = repositoryService.getModel(modelId);
                    ObjectNode modelNode = (ObjectNode) new ObjectMapper().readTree(repositoryService.getModelEditorSource(modelData.getId()));
                    byte[] bpmnBytes = null;
                    BpmnModel model = new BpmnJsonConverter().convertToBpmnModel(modelNode);
                    bpmnBytes = new BpmnXMLConverter().convertToXML(model);
                    String processName = modelData.getName() + ".bpmn20.xml";
                    DeploymentBuilder db = repositoryService.createDeployment().name(modelData.getName());
                    Deployment deployment = db.addString(processName, new String(bpmnBytes,"utf-8")).deploy();
                } catch (Exception e) {
                    e.printStackTrace();
                    throw new BizException("部署失败");
                }
            }
        };
        return templete.operate();
    }

    
    /*
     *部署流程定义 （从classpath）
     */
    @Test
    public void deploymentProcessDefinition_classpath(){
        Deployment deployment = processEngine.getRepositoryService()//与流程定义和部署对象相关的Service
                        .createDeployment()//创建一个部署对象
                        .name("流程定义")//添加部署名称
                        .addClasspathResource("diagrams/HelloWorld.bpmn")//从classpath的资源中加载，一次只能加载一个文件
                        .addClasspathResource("diagrams/HelloWorld.png")
                        .deploy();//完成部署
        System.out.println("部署ID："+deployment.getId());
        System.out.println("部署名称:"+deployment.getName());
        
    }
    
    /*
     *部署流程定义 （从zip）
     */
    @Test
    public void deploymentProcessDefinition_zip(){
        InputStream in = this.getClass().getClassLoader().getResourceAsStream("diagrams/HelloWorld.zip");
        ZipInputStream zipInputStream = new ZipInputStream(in);
        Deployment deployment = processEngine.getRepositoryService()//与流程定义和部署对象相关的Service
                        .createDeployment()//创建一个部署对象
                        .name("流程定义")//添加部署名称
                        .addZipInputStream(zipInputStream)//完成zip文件的部署
                        .deploy();//完成部署
        System.out.println("部署ID："+deployment.getId());
        System.out.println("部署名称:"+deployment.getName());
        
    }
    
    /*
     * 查询流程定义
     */
    @Test
    public void findProcessDefinition(){
        List list = processEngine.getRepositoryService()//与流程定义和部署对象相关的Service
                        .createProcessDefinitionQuery()//创建一个流程定义查询
                        /*指定查询条件,where条件*/
                        //.deploymentId(deploymentId)//使用部署对象ID查询
                        //.processDefinitionId(processDefinitionId)//使用流程定义ID查询
                        //.processDefinitionKey(processDefinitionKey)//使用流程定义的KEY查询
                        //.processDefinitionNameLike(processDefinitionNameLike)//使用流程定义的名称模糊查询
                        
                        /*排序*/
                        .orderByProcessDefinitionVersion().asc()//按照版本的升序排列
                        //.orderByProcessDefinitionName().desc()//按照流程定义的名称降序排列
                        
                        .list();//返回一个集合列表，封装流程定义
                        //.singleResult();//返回唯一结果集
                        //.count();//返回结果集数量
                        //.listPage(firstResult, maxResults)//分页查询
        
        if(list != null && list.size()>0){
            for(ProcessDefinition processDefinition:list){
                System.out.println("流程定义ID:"+processDefinition.getId());//流程定义的key+版本+随机生成数
                System.out.println("流程定义名称:"+processDefinition.getName());//对应HelloWorld.bpmn文件中的name属性值
                System.out.println("流程定义的key:"+processDefinition.getKey());//对应HelloWorld.bpmn文件中的id属性值
                System.out.println("流程定义的版本:"+processDefinition.getVersion());//当流程定义的key值相同的情况下，版本升级，默认从1开始
                System.out.println("资源名称bpmn文件:"+processDefinition.getResourceName());
                System.out.println("资源名称png文件:"+processDefinition.getDiagramResourceName());
                System.out.println("部署对象ID:"+processDefinition.getDeploymentId());
                System.out.println("################################");
            }
        }
        
    }
    
}

相关的表：

select * from act_re_model;#模型表

SELECT * FROM activiti.act_re_deployment a; #部署对象表

 SELECT * FROM activiti.act_re_procdef a; #流程定义表

 SELECT * FROM activiti.act_ge_bytearray a;# 资源文件表

 

SELECT * FROM activiti.act_ge_property a; #主键生成策略表