DynamicExeDbService.java
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package com.xly.service;
import cn.hutool.core.text.CharSequenceUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONUtil;
import com.alibaba.fastjson.JSONObject;
import com.xly.constant.ErrorCode;
import com.xly.constant.ProcedureConstant;
import com.xly.exception.dto.BusinessException;
import com.xly.mapper.DynamicExeDbMapper;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import java.util.*;
import java.util.stream.Stream;
/***
* @Author 钱豹
* @Date 22:39 2026/1/30
* @Param
* @return
* @Description 动态执行SQL业务类
**/
@Slf4j
@Service("dynamicExeDbService")
@RequiredArgsConstructor
public class DynamicExeDbService {
private final DynamicExeDbMapper dynamicExeDbMapper;
private static final String PARAMETER_NAME = "PARAMETER_NAME";
private static final String PARAMETER_MODE = "PARAMETER_MODE";
private static final String DATA_TYPE = "DATA_TYPE";
private static final String INT = "int";
/***
* @Author 钱豹
* @Date 22:43 2026/1/30
* @Param []
* @return java.util.List<java.util.Map<java.lang.String,java.lang.Object>>
* @Description 查询SQL执行
**/
public List<Map<String,Object>> findSql(Map<String,Object> searMap,String sSql){
Map<String,Object> findMap = new HashMap<>(searMap);
findMap.put("sSql",sSql);
return dynamicExeDbMapper.findSql(findMap);
}
/***
* @Author 钱豹
* @Date 22:44 2026/1/30
* @Param [updMap]
* @return void
* @Description 更新SQL执行
**/
public void updateSql(Map<String,Object> updMap,String sSql){
Map<String,Object> updateMap = new HashMap<>(updMap);
updateMap.put("sSql",sSql);
dynamicExeDbMapper.updateSql(updateMap);
}
/***
* @Author 钱豹
* @Date 22:45 2026/1/30
* @Param [updMap]
* @return void
* @Description 新增SQL执行
**/
public void addSql(Map<String,Object> addMap,String sSql){
Map<String,Object> addSql = new HashMap<>(addMap);
addSql.put("sSql",sSql);
dynamicExeDbMapper.addSql(addSql);
}
/****
* @Author 钱豹
* @Date 22:56 2026/1/30
* @Param [delMap]
* @return void
* @Description 删除QL执行
**/
public void delSql(Map<String,Object> delMap,String sSql){
Map<String,Object> delSql = new HashMap<>(delMap);
delSql.put("sSql",sSql);
dynamicExeDbMapper.delSql(delSql);
}
/***
* @Author 钱豹
* @Date 22:57 2026/1/30
* @Param [searMap, sProName]
* @return java.util.List<java.util.List<java.util.Map<java.lang.String,java.lang.Object>>>
* @Description 动态SQL执行 默认10个结果集返回
**/
public List<List<Map<String,Object>>> getCallProMoreResult(Map<String, Object> searMap) {
List<List<Map<String,Object>>> outListData = null;
try{
//
outListData = this.dynamicExeDbMapper.getCallProMoreResult(searMap);
}catch (Exception e){
log.error("执行失败，失败原因：",e);
}
String sMassage = (ObjectUtil.isEmpty(searMap.get(ProcedureConstant.SRETURN)))? StrUtil.EMPTY:searMap.get(ProcedureConstant.SRETURN).toString();
String sCode = (ObjectUtil.isEmpty(searMap.get(ProcedureConstant.SCODE)))? StrUtil.EMPTY:searMap.get(ProcedureConstant.SCODE).toString();
if(ObjectUtil.isNotEmpty(sCode)
&& Integer.valueOf(sCode)< 0){
throw new BusinessException(Integer.valueOf(sCode),sMassage);
}
return outListData;
}
/***
* @Author 钱豹
* @Date 9:33 2026/1/31
* @Param [searMap, sProName]
* @return java.util.Map<java.lang.String,java.lang.Object>
* @Description 调用过程
**/
public Map<String,Object> getCallPro(Map<String, Object> searMap, String sProName){
List<Map<String,Object>> outListData = null;
long oldRead = System.currentTimeMillis();
try{
outListData = this.dynamicExeDbMapper.getCallPro (searMap);
}catch (Exception e){
log.error("调用过程异常",e);
this.doException(e,searMap, sProName);
}
String sMsgText = null;
if(ObjectUtil.isNotEmpty(searMap.get(ProcedureConstant.SRETURN))){
sMsgText = searMap.get(ProcedureConstant.SRETURN).toString();
}
Map<String,Object> outMapData = new HashMap<>(8);
Set<String> outSet = new HashSet<>();
if(ObjectUtil.isNotEmpty(searMap.get(ProcedureConstant.OUTSETSTRING))){
outSet = (Set<String>) searMap.get(ProcedureConstant.OUTSETSTRING);
}
//返回出参返回的数据
outSet.forEach(out->{
try{
if(ObjectUtil.isNotEmpty(searMap.get(out))
&& JSONUtil.isJson(searMap.get(out).toString())){
if(JSONUtil.isJsonObj(searMap.get(out).toString())){
outMapData.put(out, JSONObject.parseObject(searMap.get(out).toString()));
}else if(JSONUtil.isJsonArray(searMap.get(out).toString())){
outMapData.put(out, JSONObject.parseArray(searMap.get(out).toString()));
}
}else{
outMapData.put(out, searMap.get(out));
}
}catch (Exception e){
outMapData.put(out, searMap.get(out));
}
});
Map<String,Object> retMap = new HashMap<>(4);
retMap.put(ProcedureConstant.OUTLIST,ObjectUtil.isNotEmpty(outListData) ? outListData : new ArrayList<>());
retMap.put(ProcedureConstant.OUTMAP,ObjectUtil.isNotEmpty(outMapData) ? outMapData : new HashMap<>(4));
retMap.put(ProcedureConstant.SRETURN,ObjectUtil.isNotEmpty(sMsgText) ? sMsgText : "");
retMap.put(ProcedureConstant.SCODE,searMap.get(ProcedureConstant.SCODE));
return retMap;
}
/***
* @Author 钱豹
* @Date 9:22 2026/1/31
* @Param [searMap, sProName, msg]
* @return java.lang.String
* @Description 过程执行错误异常提醒
**/
public String getProExceptionMsg(Map<String, Object> searMap, String sProName , String msg){
StringBuffer sb = new StringBuffer();
try{
//根据过程名称获取过程参数
List<Map<String, Object>> proList = getProcParam(sProName);
sb.append("{ CALL ").append(sProName).append("(");
Stream.iterate(0, i -> i + 1).limit(proList.size()).forEach(i -> {
if(ProcedureConstant.OUT.equalsIgnoreCase(proList.get(i).get(PARAMETER_MODE).toString())){
if(i==0){
sb.append("@").append(proList.get(i).get(PARAMETER_NAME));
}else{
sb.append(",@").append(proList.get(i).get(PARAMETER_NAME));
}
}else{
if(ObjectUtil.isEmpty(searMap.get(proList.get(i).get(PARAMETER_NAME)))){
if(i==0){
sb.append("NULL");
}else{
sb.append(",NULL");
}
}else{
String sControl = ObjectUtil.isNotEmpty(searMap.get(proList.get(i).get(PARAMETER_NAME)))?
searMap.get(proList.get(i).get(PARAMETER_NAME)).toString(): CharSequenceUtil.EMPTY;
String sPlit = "'";
if(sControl.contains("'")){
sPlit = "\"";
}
if(i==0){
sb.append(sPlit).append(sControl).append(sPlit);
}else{
sb.append(",").append(sPlit).append(sControl).append(sPlit);
}
}
}
});
sb.append(") ");
msg = sb.toString();
}catch (Exception e){
e.printStackTrace();
}
return msg;
}
public Map<String, Object> getDoProMap(String sProName, Map<String, Object> params) throws BusinessException{
Map<String,Object> searMap = new HashMap<>(4);
try{
List<Map<String, Object>> proList = getProcParam( sProName);
//{CALL mytest(#{ownerid,mode=IN,jdbcType=INTEGER},#{examcount,mode=OUT,jdbcType=INTEGER})}
StringBuffer sb = new StringBuffer();
sb.append("{CALL ").append(sProName).append("(");
Set<String> outSet = new HashSet<>(4);
Stream.iterate(0, i -> i + 1).limit(proList.size()).forEach(i -> {
if(i==0){
sb.append("#{").append(proList.get(i).get(PARAMETER_NAME)).append(",mode=").append(proList.get(i).get(PARAMETER_MODE));
}else{
sb.append(",#{").append(proList.get(i).get(PARAMETER_NAME)).append(",mode=").append(proList.get(i).get(PARAMETER_MODE));
}
if(ProcedureConstant.IN.equalsIgnoreCase(proList.get(i).get(PARAMETER_MODE).toString())){
if(params.get(proList.get(i).get(PARAMETER_NAME)) != null){
if(params.get(proList.get(i).get(PARAMETER_NAME)) instanceof List
|| params.get(proList.get(i).get(PARAMETER_NAME)) instanceof Map){
searMap.put(proList.get(i).get(PARAMETER_NAME).toString(),
JSONUtil.toJsonStr(params.get(proList.get(i).get(PARAMETER_NAME)))
);
}else{
searMap.put(proList.get(i).get(PARAMETER_NAME).toString(),
params.get(proList.get(i).get(PARAMETER_NAME)));
}
}else{
searMap.put(proList.get(i).get(PARAMETER_NAME).toString(),null);
}
// if(proList.get(i).get(PARAMETER_NAME).toString().startsWith("s")){
// sb.append(",jdbcType=").append("LONGVARCHAR");
// }
}else{
if(proList.get(i).get(DATA_TYPE).equals(INT)){
sb.append(",jdbcType=").append("INTEGER");
searMap.put(proList.get(i).get(PARAMETER_NAME).toString(),0);
}else{
searMap.put(proList.get(i).get(PARAMETER_NAME).toString(),proList.get(i).get(PARAMETER_NAME).toString());
sb.append(",jdbcType=").append("LONGVARCHAR");
}
outSet.add(proList.get(i).get(PARAMETER_NAME).toString());
}
sb.append("}");
});
sb.append(")} ");
//获取过程返回
searMap.put("sSql",sb.toString());
searMap.put("outSet",outSet);
}catch (Exception e){
throw new BusinessException(ErrorCode.DB_ERROR,"解析获取过程查询sSql异常。异常原因："+e.getMessage());
}
return searMap;
}
/***
* @Author 钱豹
* @Date 9:25 2026/1/31
* @Param [proName]
* @return java.util.List<java.util.Map<java.lang.String,java.lang.Object>>
* @Description 动态获取过程参数
**/
public List<Map<String, Object>> getProcParam(String proName){
StringBuffer paramSql = new StringBuffer();
Map<String, Object> serMap=new HashMap<>(4);
paramSql.append(" SELECT PARAMETER_NAME,PARAMETER_MODE,DATA_TYPE,ORDINAL_POSITION from information_schema.PARAMETERS ");
paramSql.append(" WHERE SPECIFIC_NAME=#{sProName}");
paramSql.append(" AND SPECIFIC_SCHEMA= DATABASE() ORDER BY ORDINAL_POSITION ASC");
serMap.put("sSql", paramSql.toString());
serMap.put("sProName",proName);
List<Map<String,Object>> paramList = dynamicExeDbMapper.findSql(serMap);
if(paramList==null || paramList.size()<1){
throw new BusinessException(ErrorCode.DB_ERROR,"数据库中未查询到过程，过程名称："+proName+",请检查!");
}
return paramList;
}
private void doException(Exception e,Map<String, Object> searMap,String sProName){
String msg = StrUtil.EMPTY;
String exMsg = "";
try{
msg = getProExceptionMsg(searMap, sProName,JSONUtil.toJsonStr(searMap));
if(ObjectUtil.isNotEmpty( e.getMessage())){
String[] msA= e.getMessage().split(":");
exMsg = msA[msA.length-1];
}
}catch (Exception ex){
}
//-10标识过程中返回错误异常，非正常提示异常
throw new BusinessException(ErrorCode.DB_ERROR,"调用过程执行语句报错,SQL:"+msg+" ; 失败原因:"+ exMsg);
}
}