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+ * Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions are met:
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+ *
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+ * Redistributions of source code must retain the above copyright notice,
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+ * this list of conditions and the following disclaimer.
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+ * Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
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+ * documentation and/or other materials provided with the distribution.
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+ * Neither the name of the dreamlu.net developer nor the names of its
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+ * contributors may be used to endorse or promote products derived from
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+ * this software without specific prior written permission.
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+ * Author: Chill 庄骞 (smallchill@163.com)
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+ */
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+package com.fjhx.flow.service.impl;
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+
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+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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+import com.fjhx.flow.entity.*;
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+import com.fjhx.flow.mapper.FlowMapper;
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+import com.fjhx.flow.service.*;
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+import org.springblade.core.log.exception.ServiceException;
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+import org.springblade.core.secure.utils.AuthUtil;
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+import org.springblade.core.tool.utils.ObjectUtil;
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+import org.springblade.core.tool.utils.StringUtil;
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+import org.springframework.beans.factory.annotation.Autowired;
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+import org.springframework.stereotype.Service;
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+import org.springframework.transaction.annotation.Transactional;
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+
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+import java.util.ArrayList;
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+import java.util.Date;
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+import java.util.List;
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+
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+
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+ * 业务附件表 服务实现类
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+ *
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+ * @author BladeX
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+ * @since 2022-07-20
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+ */
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+@Service
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+public class FlowEngineServiceImpl extends ServiceImpl<FlowMapper, Flow> implements IFlowEngineService {
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+
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+ @Autowired
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+ private IFlowNodeService iFlowNodeService;
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+
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+ @Autowired
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+ private IFlowNodelineService iFlowNodelineService;
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+
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+ @Autowired
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+ private IFlowApplycheckService iFlowApplycheckService;
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+
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+ * 发起流程
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+ * @param param
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+ * @return true 发起成功
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+ */
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+ @Override
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+ @Transactional(rollbackFor = Exception.class)
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+ public Boolean startFlow(FlowParam param) {
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+ if(StringUtil.isEmpty(param.getFlowIdentifying())){
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+ throw new ServiceException("流程标识不能为空");
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+ }
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+
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+ Flow flow = this.getOne(Wrappers.<Flow>query().lambda().eq(Flow::getFlowIdentifying,param.getFlowIdentifying()));
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+ if(ObjectUtil.isEmpty(flow)){
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+ throw new ServiceException("模型不存在");
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+ }
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+
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+ FlowNodeline flowNodeline = iFlowNodelineService.getOne(Wrappers.<FlowNodeline>query().lambda().
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+ eq(FlowNodeline::getFlowId,flow.getId()).eq(FlowNodeline::getFromNodeId,""));
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+
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+ FlowNodeline flowNodelineNext = iFlowNodelineService.getOne(Wrappers.<FlowNodeline>query().lambda().
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+ eq(FlowNodeline::getFromNodeId,flowNodeline.getToNodeId()));
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+
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+ FlowNode flowNode = iFlowNodeService.getOne(Wrappers.<FlowNode>query().lambda().
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+ eq(FlowNode::getId,flowNodeline.getToNodeId()));
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+
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+ List<FlowApplycheck> saveBatch = new ArrayList<>();
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+
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+ saveBatch.add(setFlowApplyCheck(flowNodeline.getFlowId(),"","",
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+ flowNodeline.getToNodeId(), "",0,new Date(),"",
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+ param.getBusinessId(),""));
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+
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+ saveBatch.add(setFlowApplyCheck(flowNode.getFlowId(),flowNode.getId(),flowNode.getBackNodeId(),
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+ flowNodelineNext.getToNodeId(), "",1,null,null,
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+ param.getBusinessId(),param.getTitle()));
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+ iFlowApplycheckService.saveBatch(saveBatch);
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+
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+ String roleId = flowNode.getRoleKey();
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+ return true;
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+ }
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+
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+
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+ * 审批
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+ * @param param
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+ * @return true流程已结束 false还有下一个节点
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+ */
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+ @Override
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+ public Boolean examineFlow(FlowParam param) {
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+ if(StringUtil.isEmpty(param.getProInstantsId())){
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+ throw new ServiceException("流程ID不能为空");
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+ }
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+
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+ FlowApplycheck flowApplycheck = iFlowApplycheckService.getById(param.getProInstantsId());
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+ updateApplyCheck(param,2);
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+
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+ if(StringUtil.isEmpty(flowApplycheck.getNextNodeId())){
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+ return true;
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+ }
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+
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+ FlowNodeline flowNodelineNext = iFlowNodelineService.getOne(Wrappers.<FlowNodeline>query().lambda().
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+ eq(FlowNodeline::getFromNodeId,flowApplycheck.getNextNodeId()));
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+
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+ FlowNode flowNode = iFlowNodeService.getOne(Wrappers.<FlowNode>query().lambda().
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+ eq(FlowNode::getId,flowApplycheck.getNextNodeId()));
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+
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+ iFlowApplycheckService.save(setFlowApplyCheck(flowNodelineNext.getFlowId(),flowApplycheck.getNextNodeId(),flowApplycheck.getNodeId(),
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+ flowNodelineNext.getToNodeId(), "",1,null,null,
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+ param.getBusinessId(),param.getTitle()));
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+
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+ String roleId = flowNode.getRoleKey();
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+ return false;
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+ }
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+
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+
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+ * 驳回流程
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+ * @param param
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+ * @return
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+ */
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+ @Override
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+ public Boolean rejectFlow(FlowParam param) {
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+ if(StringUtil.isEmpty(param.getProInstantsId())){
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+ throw new ServiceException("流程ID不能为空");
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+ }
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+
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+ FlowApplycheck flowApplycheck = iFlowApplycheckService.getById(param.getProInstantsId());
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+ updateApplyCheck(param,3);
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+
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+ FlowNode checkFlowNode = iFlowNodeService.getOne(Wrappers.<FlowNode>query().lambda().
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+ eq(FlowNode::getId,flowApplycheck.getPreNodeId()));
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+ if(StringUtil.isEmpty(flowApplycheck.getPreNodeId())||
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+ StringUtil.isEmpty(checkFlowNode.getBackNodeId())){
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+ return true;
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+ }
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+
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+ FlowNodeline flowNodeline = iFlowNodelineService.getOne(Wrappers.<FlowNodeline>query().lambda().
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+ eq(FlowNodeline::getFromNodeId,flowApplycheck.getPreNodeId()));
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+
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+ FlowNode flowNode = iFlowNodeService.getOne(Wrappers.<FlowNode>query().lambda().
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+ eq(FlowNode::getId,flowNodeline.getFromNodeId()));
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+
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+ iFlowApplycheckService.save(setFlowApplyCheck(flowNode.getFlowId(),flowNode.getId(),flowNode.getBackNodeId(),
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+ flowNodeline.getToNodeId(), "",1,null,null,
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+ param.getBusinessId(),param.getTitle()));
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+
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+ String roleId = flowNode.getRoleKey();
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+ return false;
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+ }
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+
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+
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+ * 设置属性
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+ * @param flowId
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+ * @param nodeId
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+ * @param preNodeId
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+ * @param nextNodeId
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+ * @param checkUserId
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+ * @param checkState
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+ * @param checkTime
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+ * @param suggestions
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+ * @param linkId
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+ * @param approvalItem
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+ * @return
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+ */
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+ public FlowApplycheck setFlowApplyCheck(String flowId, String nodeId, String preNodeId, String nextNodeId,
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+ String checkUserId, int checkState, Date checkTime,String suggestions,String linkId,String approvalItem){
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+ FlowApplycheck flowApplycheck = new FlowApplycheck();
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+ flowApplycheck.setCreatedTime(new Date());
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+ flowApplycheck.setFlowId(flowId);
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+ flowApplycheck.setNodeId(nodeId);
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+ flowApplycheck.setPreNodeId(preNodeId);
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+ flowApplycheck.setNextNodeId(nextNodeId);
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+ flowApplycheck.setCheckUserId(checkUserId);
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+ flowApplycheck.setCheckTime(checkTime);
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+ flowApplycheck.setCheckState(checkState);
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+ flowApplycheck.setSuggestions(suggestions);
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+ flowApplycheck.setLinkId(linkId);
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+ flowApplycheck.setApprovalItem(approvalItem);
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+ return flowApplycheck;
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+ }
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+
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+
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+ * 修改
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+ * @param param
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+ * @param state
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+ */
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+ public void updateApplyCheck(FlowParam param,int state){
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+
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+ FlowApplycheck update = new FlowApplycheck();
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+ update.setId(param.getProInstantsId());
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+ update.setUpdatedTime(new Date());
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+ update.setCheckUserId(AuthUtil.getUserIdStr());
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+ update.setCheckState(state);
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+ update.setCheckTime(new Date());
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+ update.setSuggestions(param.getCommon());
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+ update.setApprovalItem(param.getTitle());
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+ iFlowApplycheckService.updateById(update);
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+ }
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+}
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