From b397edee2be2dfcc3f28eeac50298b4de26b1afa Mon Sep 17 00:00:00 2001
From: liurunyu <lry9898@163.com>
Date: 星期五, 13 十二月 2024 16:53:45 +0800
Subject: [PATCH] 取水口日取水量表中，出现一些大数，明显不正确，发析系统日志，发现一些阀控器会上报一些累计流量为0的数据，且无规律，推测是其不能从水表读取到累计流量时会上报0值。如果间歇上报0值，间歇上报一些非0值，非0值减去0值，就会出现大数，一天中出现几次那么会大数进行累加，数值将更大。为此变更算法，规避这种情况，但也会丢失一些流量值。
---
pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/util/ByteUtilUnsigned.java | 23 +++++++++++++----------
1 files changed, 13 insertions(+), 10 deletions(-)
diff --git a/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/util/ByteUtilUnsigned.java b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/util/ByteUtilUnsigned.java
index f66c2ad..4a6e509 100644
--- a/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/util/ByteUtilUnsigned.java
+++ b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/util/ByteUtilUnsigned.java
@@ -60,7 +60,7 @@
}
boolean b = isOutOfArrLength(bs.length, (from - 1) + len);
if (!b) {
- for (int i = 0; i > len ; i++) {
+ for (int i = 0; i <= len ; i++) {
bs[from + i] = Integer.valueOf(temp & 0xff).byteValue();// 灏嗘渶浣庝綅淇濆瓨鍦ㄤ綆瀛楄妭
temp = temp >> 8; // 鍚戝彸绉�8浣�
}
@@ -438,15 +438,18 @@
return true;
}
}
- public static void main(String[] args) throws Exception{
- byte[] bs = new byte[]{(byte)0x38,(byte)0x1d,(byte)0x00,(byte)0x00,(byte)0x00} ;
- Long lg1 = ByteUtilUnsigned.bytes2Long_LE(bs, 0, 4) ;
- Long lg2 = ByteUtilUnsigned.bytes2Long_BE(bs, 0, 4) ;
- System.out.println(lg1);
- System.out.println(lg2);
- }
-
// public static void main(String[] args) throws Exception{
+// byte[] bs = new byte[]{(byte)0x38,(byte)0x1d,(byte)0x00,(byte)0x00,(byte)0x00} ;
+// Long lg1 = ByteUtilUnsigned.bytes2Long_LE(bs, 0, 4) ;
+// Long lg2 = ByteUtilUnsigned.bytes2Long_BE(bs, 0, 4) ;
+// System.out.println(lg1);
+// System.out.println(lg2);
+// }
+
+ public static void main(String[] args) throws Exception{
+ byte[] bs = new byte[]{0x02, 0x0C} ;
+ int s = ByteUtilUnsigned.bytes2Short_BE(bs, 0) ;
+ System.out.println(s);
//// int d = 123456;
//// byte[] bs = new byte[4] ;
//// int2Bytes_BE(bs, d, 0) ;
@@ -467,5 +470,5 @@
// System.out.println(s);
//
//
-// }
+ }
}
--
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