From 369454bcdbdd0c6fb0fa7ac6ec19112b9b6a179e Mon Sep 17 00:00:00 2001
From: fengxiang <110431245@qq.com>
Date: Mon, 26 Mar 2018 14:03:12 +0800
Subject: [PATCH] 数据查询 sql查询优化，一次带出 多项数据
---
src/main/java/com/moral/service/impl/HistoryMinutelyServiceImpl.java | 91 ++++++++++++++++++++++-----------------------
1 files changed, 45 insertions(+), 46 deletions(-)
diff --git a/src/main/java/com/moral/service/impl/HistoryMinutelyServiceImpl.java b/src/main/java/com/moral/service/impl/HistoryMinutelyServiceImpl.java
index f29602a..a35f50d 100644
--- a/src/main/java/com/moral/service/impl/HistoryMinutelyServiceImpl.java
+++ b/src/main/java/com/moral/service/impl/HistoryMinutelyServiceImpl.java
@@ -26,6 +26,7 @@
import java.util.concurrent.ExecutorCompletionService;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
+import java.util.stream.Collectors;
import javax.annotation.Resource;
@@ -456,68 +457,66 @@
* @return
*/
@Override
- public Map<String, List<List<PairData>>> queryLineChartDateByCrieria(LineChartCriteria lineChartCriteria){
- Map<String,List<List<PairData>>> listMap = new HashMap<>();
- for(String sensorKey:lineChartCriteria.getSensorKeys()){
- TimePeriod timePeriod = lineChartCriteria.getTimePeriod();
- List<DataCondition> dataConditionList = lineChartCriteria.getDataConditions();
- List<List<PairData>> list = new ArrayList<>();
- dataConditionList.forEach(item -> {
- List<PairData> pairDataList = queryOneLineChartDateByCrieria(sensorKey,timePeriod,item);
- list.add(pairDataList);
- });
- listMap.put(sensorKey,list);
- }
-
+ public Map<String, List<List<Double>>> queryLineChartDateByCrieria(LineChartCriteria lineChartCriteria){
+ Map<String,List<List<Double>>> listMap = new HashMap<>();
+ List<String> sensorKeys = lineChartCriteria.getSensorKeys();
+ List<DataCondition> dataConditionList = lineChartCriteria.getDataConditions();
+ TimePeriod timePeriod = lineChartCriteria.getTimePeriod();
+ sensorKeys.forEach(sensorKey -> {
+ listMap.put(sensorKey,new ArrayList<List<Double>>(dataConditionList.size()));
+ });
+ dataConditionList.forEach(dataCondition -> {
+ Map<String,List<Double>> dataMap = queryOneLineChartDateByCrieria(sensorKeys,timePeriod,dataCondition);
+ // ������������
+ listMap.forEach( (sensorKey,list) -> {
+ List<Double> rowData = dataMap.get(sensorKey);
+ list.add(rowData);
+ });
+ });
return listMap;
}
/**
* ������������������������������������������������������������������
- * @param sensorKey
+ * @param sensorKeys
* @param timePeriod
* @param dataCondition
* @return
*/
- public List<PairData> queryOneLineChartDateByCrieria(String sensorKey, TimePeriod timePeriod, DataCondition dataCondition){
+ public Map<String,List<Double>> queryOneLineChartDateByCrieria(List<String> sensorKeys, TimePeriod timePeriod, DataCondition dataCondition){
List<String> timeList = ReportTimeFormat.makeTimeList(timePeriod);
- List<PairData> lineChartDatas = historyMinutelyMapper.selectLineChartDateByCrieria(sensorKey,timePeriod,dataCondition);
- List<PairData> lineChartDatasWithEmpty = new ArrayList<>();
+ List<Map<String,Object>> lineChartDatas = historyMinutelyMapper.selectLineChartDateByCrieria(sensorKeys,timePeriod,dataCondition);
+ Map<String,List<Double>> lineChartDatasWithEmpty = new HashMap<>();
+ // lineChartDatasWithEmpty ���������
+ sensorKeys.forEach(sensorKey -> {
+ lineChartDatasWithEmpty.put(sensorKey,timeList.stream().map(time -> {
+ Double data = null;
+ return data;
+ }).collect(Collectors.toList()));
+ });
+ // m ���������data���index������������������m������
int m = 0;
int dataLength = lineChartDatas.size()-1;
m = dataLength>-1?0:-1;
- if(m>-1){
+ if(m >-1){
for(int n =0;n<timeList.size();n++){
- String time = timeList.get(n);
- if(m>-1){
- PairData pairData = lineChartDatas.get(m);
- String keyTime = pairData.getCategory();
- if(time.equals(keyTime)){
- lineChartDatasWithEmpty.add(pairData);
- m = m<dataLength ? m+1 : -1;
- }else{
- lineChartDatasWithEmpty.add(generateEmptyData(time));
- }
- }else {
- lineChartDatasWithEmpty.add(generateEmptyData(time));
- }
-
+ if(m>-1) {
+ String time = timeList.get(n);
+ Map<String,Object> rowData = lineChartDatas.get(m);
+ String keyTime = rowData.get("format_time").toString();
+ if(time.equals(keyTime)){
+ // list to map
+ int finalN = n;
+ sensorKeys.forEach(sensorKey -> {
+ Double sensorValue = rowData.get(sensorKey)!= null?new Double(rowData.get(sensorKey).toString()):null;
+ lineChartDatasWithEmpty.get(sensorKey).set(finalN,sensorValue);
+ });
+ // ������ -1���������������
+ m = m<dataLength ? m+1 : -1;
+ }
+ }
}
- }else{
- fillEmptyDataToList(timeList,lineChartDatasWithEmpty);
}
return lineChartDatasWithEmpty;
- }
- private PairData generateEmptyData(String time) {
- PairData pairData = new PairData();
- pairData.setCategory(time);
- pairData.setValue(null);
- return pairData;
- }
- private void fillEmptyDataToList(List<String> timeList,List<PairData> lineChartDatasWithEmpty){
- timeList.forEach( time ->{
- PairData pairData = generateEmptyData(time);
- lineChartDatasWithEmpty.add(pairData);
- });
}
}
--
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