perf: 调整registerHeartbeatTimer方法

mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java

@@ -50,6 +50,7 @@ import java.lang.reflect.Method;
 import java.nio.channels.FileLock;
 import java.text.SimpleDateFormat;
 import java.util.Arrays;
+import java.util.Calendar;
 import java.util.Date;
 import java.util.List;
 import java.util.logging.Level;
@@ -764,67 +765,65 @@ public class MpMasterService extends Service {
     }
 
     private void registerHeartbeatTimer() {
-
-        long timeout = mHeartbeatDuration;
+        long delaySec = 20; // 比i1延迟20秒
+        long interval = mHeartbeatDuration; // 距离下一次间隔，默认10分钟
         boolean keepAlive = false;
-        long currentTimeMs = System.currentTimeMillis();
+        long currentSec = System.currentTimeMillis() / 1000;
+
         if (mMntnMode) {
+            // 无延迟
+            delaySec = 0;
             if (mQuickHbMode) {
-                timeout = mQuickHeartbeatDuration;
+                interval = mQuickHeartbeatDuration;
             }
-            registerHeartbeatTimer(currentTimeMs + timeout * 1000, keepAlive);
+            registerHeartbeatTimer((currentSec + interval + delaySec) * 1000, keepAlive);
         } else {
-            long closestTime = -1;
             if (mUsingAbsHbTime) {
-                Date dt = new Date();
-                long ts = dt.getTime();
-                ts -= ts % 1000;
-
-                dt.setHours(0);
-                dt.setMinutes(0);
-                dt.setSeconds(0);
-
-                long zeroPoint = dt.getTime();
-                zeroPoint -= zeroPoint % 1000;
-                long offsetTs = (ts - zeroPoint) / 1000;
-
-                if (mAbsHeartbeatTimes != null && mAbsHeartbeatTimes.length > 0) {
-
-                    for (int i = 0; i < mAbsHeartbeatTimes.length; i++) {
-                        if (mAbsHeartbeatTimes[i] > offsetTs) {
-                            closestTime = mAbsHeartbeatTimes[i];
-                            break;
-                        }
-                    }
-
-                    if (closestTime == -1) {
-                        // next day
-                        closestTime = mAbsHeartbeatTimes[0] + 86400;
-                    }
-                } else {
-                    closestTime = 9 * 3600 + 13 * 60;
-                    if (offsetTs > closestTime) {
-                        closestTime += 86400;
-                    }
-                }
-
-                if (zeroPoint + closestTime * 1000 > currentTimeMs + mMpHeartbeatDuration) {
+                long expandSec = 120; // 扩展2分钟之内的都触发
+                Calendar calendar = Calendar.getInstance();
+                calendar.set(Calendar.HOUR_OF_DAY, 0);
+                calendar.set(Calendar.MINUTE, 0);
+                calendar.set(Calendar.SECOND, 0);
+                calendar.set(Calendar.MILLISECOND, 0);
+                long todayZero = calendar.getTimeInMillis() / 1000;
+                long todaySec = currentSec - todayZero;
+
+                long nextAbsSec = this.getNextAbsSec(todaySec);
+                if (nextAbsSec - todaySec > interval + expandSec) {
                     keepAlive = true;
-                    registerHeartbeatTimer(currentTimeMs + mMpHeartbeatDuration + 5000, keepAlive);
+                    registerHeartbeatTimer((currentSec + interval + delaySec) * 1000, keepAlive);
                 } else {
-                    registerHeartbeatTimer(zeroPoint + closestTime * 1000, keepAlive);
+                    registerHeartbeatTimer((todayZero + nextAbsSec) * 1000, keepAlive);
                 }
             } else {
-                // mUsingAbsHbTime: false
-                if ((mPreviousHeartbeatTime != 0) && (mPreviousHeartbeatTime - currentTimeMs < mHeartbeatDuration * 1000)) {
-                    registerHeartbeatTimer(mPreviousHeartbeatTime + mHeartbeatDuration * 1000, keepAlive);
-                } else {
-                    registerHeartbeatTimer(currentTimeMs + timeout * 1000, keepAlive);
-                }
+                // mUsingAbsHbTime=false，间隔10分钟 + 延迟
+                registerHeartbeatTimer((currentSec + interval + delaySec) * 1000, keepAlive);
             }
         }
     }
 
+    private long getNextAbsSec(long todaySec) {
+        long nextAbsSec = -1;
+        if (mAbsHeartbeatTimes != null && mAbsHeartbeatTimes.length > 0) {
+            for (int i = 0; i < mAbsHeartbeatTimes.length; i++) {
+                if (mAbsHeartbeatTimes[i] > todaySec) {
+                    nextAbsSec = mAbsHeartbeatTimes[i];
+                    break;
+                }
+            }
+
+            if (nextAbsSec == -1) {
+                // next day
+                nextAbsSec = mAbsHeartbeatTimes[0] + 24 * 3600;
+            }
+        } else {
+            nextAbsSec = 9 * 3600 + 13 * 60;
+            if (todaySec > nextAbsSec) {
+                nextAbsSec += 24 * 3600;
+            }
+        }
+        return nextAbsSec;
+    }
     private void registerHeartbeatTimer(long triggerTime, boolean keepAlive) {
 
         AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);