解决BUG：流式的target同时包含$和_

	修改：     RadomForestSAC/RamdomForestCalculate.cpp
	修改：     package/E3/SigerCalculation

SigerCalculation/RadomForestSAC/RamdomForestCalculate.cpp

@@ -258,15 +258,10 @@ void RamdomForestCalculate::SendStreamAlarminfo(const StreamInfo &alarmInfo)
     QJsonObject json;
 
     QString target = alarmInfo.target;
-    int pos = 0;
-    for (int i = 0; i < 7; i++) {
-        pos = target.indexOf('$', pos + 1);
-        if (pos == -1)
-            break;
-    }
-
-    if (pos != -1) {
-        target.resize(pos);
+    int pos1 = target.lastIndexOf('_');
+    if (pos1 != -1) {
+        int pos2 = target.lastIndexOf('_', pos1 - 1);
+        target.resize((pos2 != -1) ? pos2 : pos1);
     }
 
     json["source"] = STREAM_MESSAGE;