List<Map<String,Object>> list = (List<Map<String, Object>>) map.get("rows");
int taskSize = 20;
// 创建一个线程池
ExecutorService pool = Executors.newFixedThreadPool(taskSize);
// 创建多个有返回值的任务 
List<Future> listFuture = new ArrayList<Future>();
for (int i = 0; i < taskSize; i++) {
 System.out.println("我启用多线程啦啦啦");
 int evgCount = list.size()/taskSize;
 Callable c = new MyCallable(list.subList(evgCount*i, evgCount*(i+1)),session,staticFlag,
 declareService,declareMasterService,enterpriseQueryService);
 // 执行任务并获取Future对象
 Future f = pool.submit(c);
 listFuture.add(f);
}
pool.shutdown();
// 获取所有并发任务的运行结果 
List<Map<String, Object>> listResult = new ArrayList<Map<String, Object>>();
for (Future f : listFuture) {
 List<Map<String, Object>> listModel = new ArrayList<Map<String, Object>>();
 try {
  listModel = (List<Map<String, Object>>) f.get();
 }
 catch (InterruptedException e) {
  e.printStackTrace();
 }
 catch (ExecutionException e) {
  e.printStackTrace();
 }
 listResult.addAll(listModel);
}
map.put("rows", listResult);

package usi.jszx.controller;
import java.util.List;
import java.util.Map;
import java.util.concurrent.Callable;
import javax.servlet.http.HttpSession;
import org.apache.commons.lang3.StringUtils;
import usi.jszx.entity.ScoreMain;
import usi.jszx.service.DeclareMasterService;
import usi.jszx.service.DeclareService;
import usi.jszx.service.EnterpriseQueryService;
import usi.sys.dto.AuthInfo;
import usi.sys.util.ConstantUtil;
class MyCallable implements Callable<Object> {
 //-----------------以下为线程调用的方法----------------
 private List<Map<String,Object>> list;
 private HttpSession session;
 private String staticFlag;
 private DeclareService declareService;
 private DeclareMasterService declareMasterService;
 private EnterpriseQueryService enterpriseQueryService;
 public MyCallable(List<Map<String,Object>> list,HttpSession session,String staticFlag,
 DeclareService declareService,DeclareMasterService declareMasterService,EnterpriseQueryService enterpriseQueryService) {
  this.list = list;
  this.session = session;
  this.staticFlag = staticFlag;
  this.declareService = declareService;
  this.declareMasterService = declareMasterService;
  this.enterpriseQueryService = enterpriseQueryService;
 }
 @Override
 public Object call() throws Exception {
  AuthInfo info = (AuthInfo)session.getAttribute(ConstantUtil.AUTH_INFO);
  for (int i = 0; i < list.size(); i++) {
   Map<String,Object> maplist = list.get(i);
   String mainId= maplist.get("ID")+"";
   this.gradeMaster(session, mainId, maplist.get("orgId")+"",declareMasterService,enterpriseQueryService);
   List<Map<String,Object>> listscore = declareMasterService.queryScoreMain(maplist.get("ID")+"",info.getRightType(), "report");
   // declareMasterService.queryScoreMain(mainId,info.getRightType(),isreport);
   int isdouble = 1;
   if(listscore.size()>30){
    maplist.put("SOCRETOTAL", listscore.get(46).get("SCORE"));
    isdouble = 2;
   } else if(listscore.size()>22){
    maplist.put("SOCRETOTAL", listscore.get(23).get("SCORE"));
   }
   if("3".equals(staticFlag)){
    for (int j = 0; j < 23; j++) {
     if(j<9){
      maplist.put("VALUE0"+(j+1), listscore.get(j*isdouble).get("SHOW_VALUE"));
     } else{
      maplist.put("VALUE"+(j+1), listscore.get(j*isdouble).get("SHOW_VALUE"));
     }
    }
   }
   //地市展示
   String COUNTYID = maplist.get("COUNTYID")+"";
   if("340826".equals(COUNTYID)||"341822".equals(COUNTYID)){
    maplist.put("CITYNAME",maplist.get("COUNTYNAME")+"");
   }
   //企业类型
   String DECLARE_EVALUATE = maplist.get("DECLARE_EVALUATE")+"";
   if("1".equals(DECLARE_EVALUATE)){
    maplist.put("DECLARE_EVALUATE_NAME","申报");
   } else{
    maplist.put("DECLARE_EVALUATE_NAME","评价");
   }
   //审核状态
   String SHSTATUS = maplist.get("SHSTATUS")+"";
   if("9".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "草稿");
   } else if("0".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "企业提交");
   } else if("1".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "市审核通过");
   } else if("2".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "市审核不通过");
   } else if("3".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "省审核通过");
   } else if("4".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "省审核不通过");
   } else if("5".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "省级审核中");
   } else if("6".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "退回企业修改");
   } else if("7".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "市级审核中");
   } else if("11".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "修改为申报");
   } else if("12".equals(SHSTATUS)){
    maplist.put("STRSHSTATUS", "修改为评价");
   }
   if("1".equals(staticFlag)){
    //添加修改意见
    List<Map<String, Object>> listDetail = declareService.queryAuditLog(mainId);
    if(listDetail.size()>0){
     String AUDIT_OPINION = listDetail.get(0).get("AUDIT_OPINION")+"";
     if(!StringUtils.isEmpty(AUDIT_OPINION)&&!"null".equals(AUDIT_OPINION)){
      maplist.put("AUDIT_OPINION", AUDIT_OPINION);
     } else{
      maplist.put("AUDIT_OPINION", "");
     }
    }
    //是否更名 曾用名
    String ORGNAME = maplist.get("ORGNAME")+"";
    String PJNAME = maplist.get("PJNAME")+"";
    if(StringUtils.isEmpty(PJNAME)||"null".equals(PJNAME)
    ||PJNAME.equals(ORGNAME)){
     maplist.put("ISGENGMING", "否");
     maplist.put("PJNAME_E", "");
    } else{
     maplist.put("ISGENGMING", "是");
     maplist.put("PJNAME_E", PJNAME);
    }
   } else if("2".equals(staticFlag)){
   }
  }
  return list;
 }
 public float gradeMaster(HttpSession session,String mainId,String orgId,
 DeclareMasterService declareMasterService,EnterpriseQueryService enterpriseQueryService) {
  AuthInfo info = (AuthInfo)session.getAttribute(ConstantUtil.AUTH_INFO);
  String rightType=info.getRightType();
  declareMasterService.deleteScoreMain(mainId);
  float[] resultFirst = new float[100];
  /*
* 先查询所有 附表列表
* 查看得分的地方，是直接查找主表数据的
* 
* 既然审核了，主表数据肯定存起来了
* */
  List<Map<String,Object>> listDetail = declareMasterService.queryTaskDetail(mainId);
  if("2".equals(rightType)||"3".equals(rightType)){
   //将String 转为 float
   for (int i = 0; i < listDetail.size(); i++) {
    Map<String,Object> map = listDetail.get(i);
    if(StringUtils.isEmpty(map.get("DECLARE_CITY_VALUE")+"")
    ||"null".equals(map.get("DECLARE_CITY_VALUE")+"")){
     resultFirst[i]=0f;
    } else{
     resultFirst[i] = float.parsefloat(map.get("DECLARE_CITY_VALUE")+"");
    }
   }
  } else{
   //将String 转为 float
   for (int i = 0; i < listDetail.size(); i++) {
    Map<String,Object> map = listDetail.get(i);
    if(StringUtils.isEmpty(map.get("DECLARE_PROVINCE_VALUE")+"")
    ||"null".equals(map.get("DECLARE_PROVINCE_VALUE")+"")){
     resultFirst[i]=0f;
    } else{
     resultFirst[i] = float.parsefloat(map.get("DECLARE_PROVINCE_VALUE")+"");
    }
   }
  }
  Map<String,Object> enterprise= enterpriseQueryService.getInfoByOrgId(orgId).get(0);
  //根据 安徽省企业技术中心评价指标计算公式 进行算值 下一步算分
  float ratio1 = 0f;
  float ratio2 = 0f;
  float ratio3 = 0f;
  try {
   ratio1 = float.parsefloat(enterprise.get("RATIO1")+"");
   ratio2 = float.parsefloat(enterprise.get("RATIO2")+"");
   ratio3 = float.parsefloat(enterprise.get("RATIO3")+"");
  }
  catch (Exception e) {
  }
  Map<String,Object> map = DeclareController.getValue(resultFirst,ratio1,ratio2,ratio3);
  float[] resultValue = (float[]) map.get("resultValue");
  float[] resultScoreValue = (float[]) map.get("resultScoreValue");
  float[] resultScore = DeclareController.getScore(resultScoreValue);
  float scoreTotal = 0f;
  List<Map<String,Object>> listScore = declareMasterService.queryScoreDic();
  for (int i = 0; i < listScore.size(); i++) {
   ScoreMain scoreMain = new ScoreMain();
   scoreMain.setMainId(mainId);
   scoreMain.setScoreName(listScore.get(i).get("SCORE_NAME")+"");
   scoreMain.setScoreUnit(listScore.get(i).get("SCORE_UNIT")+"");
   scoreMain.setScoreWeight(listScore.get(i).get("SCORE_WEIGHT")+"");
   scoreMain.setDisOrder(listScore.get(i).get("DIS_ORDER")+"");
   scoreMain.setShowValue(resultValue[i]+"");
   scoreMain.setScoreValue(resultScoreValue[i]+"");
   scoreMain.setScore(resultScore[i]+"");
   declareMasterService.inserScoreMain(scoreMain);
   scoreTotal +=resultScore[i];
  }
  return scoreTotal;
 }
}