Source/UBCS/ubcs-ops/ubcs-flow/src/main/java/com/vci/ubcs/flow/engine/service/impl/FlowEngineServiceImpl.java

@@ -16,6 +16,8 @@
 */
package com.vci.ubcs.flow.engine.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.fasterxml.jackson.databind.ObjectMapper;
@@ -34,9 +36,11 @@
import com.vci.ubcs.system.user.entity.User;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.lang3.StringUtils;
import org.flowable.bpmn.converter.BpmnXMLConverter;
import org.flowable.bpmn.model.BpmnModel;
import org.flowable.bpmn.model.*;
import org.flowable.bpmn.model.Process;
import org.flowable.common.engine.impl.util.IoUtil;
import org.flowable.common.engine.impl.util.io.StringStreamSource;
@@ -47,6 +51,7 @@
import org.flowable.engine.impl.persistence.entity.ExecutionEntityImpl;
import org.flowable.engine.impl.persistence.entity.ProcessDefinitionEntityImpl;
import org.flowable.engine.repository.Deployment;
import org.flowable.engine.repository.DeploymentQuery;
import org.flowable.engine.repository.ProcessDefinition;
import org.flowable.engine.repository.ProcessDefinitionQuery;
import org.flowable.engine.runtime.ProcessInstance;
@@ -54,6 +59,7 @@
import org.flowable.engine.task.Comment;
import org.flowable.image.ProcessDiagramGenerator;
import org.springblade.core.log.exception.ServiceException;
import org.springblade.core.mp.support.Condition;
import org.springblade.core.secure.utils.AuthUtil;
import org.springblade.core.tool.utils.DateUtil;
import org.springblade.core.tool.utils.FileUtil;
@@ -61,11 +67,17 @@
import org.springblade.core.tool.utils.StringUtil;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import org.w3c.dom.*;
import org.xml.sax.InputSource;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletResponse;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.StringReader;
import java.util.*;

/**
@@ -90,6 +102,12 @@
   private final HistoryService historyService;
   private final TaskService taskService;
   private final ProcessEngine processEngine;

   /**
    * 数据操作对象
    */
   @Resource
   private FlowMapper flowMapper;

   @Override
   public IPage<FlowModel> selectFlowPage(IPage<FlowModel> page, FlowModel flowModel) {
@@ -296,6 +314,7 @@

   @Override
   public boolean deployModel(String modelId, String category, List<String> tenantIdList) {

      FlowModel model = this.getById(modelId);
      if (model == null) {
         throw new ServiceException("未找到模型 id: " + modelId);
@@ -346,6 +365,12 @@

   @Override
   public FlowModel submitModel(FlowModel model) {

      //验证重复key
      if(StringUtils.isEmpty(model.getId())&&getFlowModelByKey(model.getModelKey())!=null){
         throw new ServiceException("you cannot definition repetition 流程key!");
      }

      FlowModel flowModel = new FlowModel();
      flowModel.setId(model.getId());
      flowModel.setVersion(Func.toInt(model.getVersion(), 0) + 1);
@@ -467,6 +492,33 @@
   }

   /**
    * 根据流程模型key获取XML中节点配置的处理人
    *
    * @param key
    * @return
    */
   @Override
   public List<Map<String,String>> getNodeByFlowableKey(String key){
      String processDefinitionId = repositoryService.createProcessDefinitionQuery().latestVersion().processDefinitionKey(key).singleResult().getId();
      BpmnModel bpmnModel = repositoryService.getBpmnModel(processDefinitionId);
      Process process = bpmnModel.getProcesses().get(0);//只有一个

      List<Map<String,String>> ll = new ArrayList<>();
      if (CollectionUtils.isNotEmpty(process.getFlowElements())) {
         for (FlowElement flowElement : process.getFlowElements()) {
            if (flowElement instanceof UserTask) {
               Map<String,String> mi = new HashMap<>();
               mi.put("taskId",flowElement.getId());
               mi.put("taskName",flowElement.getName());
               ll.add(mi);
            }
         }
      }

      return ll;
   }

   /**
    * 是否已完结
    *
    * @param processInstanceId 流程实例id
@@ -476,7 +528,6 @@
      return historyService.createHistoricProcessInstanceQuery().finished()
         .processInstanceId(processInstanceId).count() > 0;
   }


   /**
    * xml转bpmn json
@@ -556,4 +607,10 @@
      }
   }

   public FlowModel getFlowModelByKey(String key){
      Map kv = new HashMap();
      kv.put("model_key",key);
      return baseMapper.selectOne(Condition.getQueryWrapper(kv, FlowModel.class));
   }

}