优化批量插入数据效率

src/main/java/com/founder/interservice/service/impl/IphoneTrackServiceImpl.java

@@ -224,6 +224,53 @@ public class IphoneTrackServiceImpl implements IphoneTrackService {
                 List<Track> tracks = jsonArray.toJavaList(Track.class);
                 List<TrackVO> trackVOs = new ArrayList<TrackVO>();
                 if(tracks != null && tracks.size() > 0){
+                    int limit = 120;//批处理量
+                    int size = tracks.size();
+                    long threadNum = size / limit;
+                    for (int i = 0; i < threadNum + 1; i++) {
+                        HandleThread thread = new HandleThread(tracks, i * limit, ((i + 1) * limit), trackVOs,obj);
+                        thread.start();
+                    }
+                    resultMap.put("objectfromtype","IMSI");
+                    resultMap.put("objectfromvalue",obj);
+                    resultMap.put("data",trackVOs);
+                }else{
+                    resultMap.put("objectfromtype","IMSI");
+                    resultMap.put("objectfromvalue",obj);
+                    resultMap.put("data",trackVOs);
+                }
+            }
+        }
+        return resultMap;
+    }
+
+    /**
+     * 多线程批处理
+     * by changchao
+     */
+
+    class HandleThread extends Thread {
+        private List<Track> data;
+        private int start;
+        private int end;
+        private List<TrackVO> trackVOs;
+        private String obj;
+
+        public HandleThread(List<Track> data, int start, int end, List<TrackVO> trackVOs, String obj) {
+            this.data = data;
+            this.start = start;
+            this.end = end;
+            this.trackVOs = trackVOs;
+            this.obj=obj;
+        }
+        public void run() {
+            if (start > data.size()) {
+                return;
+            }
+            if (end > data.size()) {
+                end = data.size();
+            }
+            List<Track> tracks = data.subList(start, end);  //从fromIndex（包含），到toIndex（不包含）
             List<Track> paramTracks = new ArrayList<Track>();
             for (Track track : tracks ) {
                 if(track.getTimestamp() != 0){
@@ -252,19 +299,16 @@ public class IphoneTrackServiceImpl implements IphoneTrackService {
             if (paramTracks != null && paramTracks.size() > 0){
                 trackRepository.save(paramTracks);
             }
-                    resultMap.put("objectfromtype","IMSI");
-                    resultMap.put("objectfromvalue",obj);
-                    resultMap.put("data",trackVOs);
-                }else{
-                    resultMap.put("objectfromtype","IMSI");
-                    resultMap.put("objectfromvalue",obj);
-                    resultMap.put("data",trackVOs);
-                }
-            }
+
         }
-        return resultMap;
     }
 
+
+
+
+
+
+
     @Override
     public JSONObject getObjectRelatioNoSave(String obj) throws InterServiceException{
         try{