From 6474b923d8f6d8ea5e5b63277f18335136c7e33c Mon Sep 17 00:00:00 2001
From: ‘liusuyi’ <1951119284@qq.com>
Date: 星期一, 04 十二月 2023 11:24:16 +0800
Subject: [PATCH] 增加动态客户端备用代码 优化雷达追踪引导 优化打印日志
---
src/main/java/com/ard/utils/other/ByteUtils.java | 38 ++++++++++++++++++++++++++++++--------
1 files changed, 30 insertions(+), 8 deletions(-)
diff --git a/src/main/java/com/ard/utils/other/ByteUtils.java b/src/main/java/com/ard/utils/other/ByteUtils.java
index f89e0e9..fe2ab19 100644
--- a/src/main/java/com/ard/utils/other/ByteUtils.java
+++ b/src/main/java/com/ard/utils/other/ByteUtils.java
@@ -5,7 +5,10 @@
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
+import java.nio.charset.StandardCharsets;
import java.util.zip.CRC32;
+
+import static oracle.security.pki.util.SignatureAlgorithms.i;
/**
* @Description: 瀛楄妭宸ュ叿绫�
@@ -27,6 +30,13 @@
* byte鏁扮粍杞腑鏂囧瓧绗︿覆
*/
public static String bytesToStringZh(byte[] bytes) {
+ //ByteBuffer buffer = ByteBuffer.wrap(bytes); // byteArray 鏄寘鍚瓧鑺傛暟缁勭殑鍙橀噺
+ //try {
+ // return new String(buffer.array(), "GBK");
+ //} catch (UnsupportedEncodingException e) {
+ // e.printStackTrace();
+ //}
+ //return "";
String zhStr = "";
try {
int position = ByteUtils.findIndexOfDoubleZero(bytes);
@@ -71,6 +81,8 @@
* byte鏁扮粍杞暣鍨�
*/
public static int bytesToDecimal(byte[] byteArray) {
+ //ByteBuffer buffer = ByteBuffer.wrap(byteArray); // byteArray 鏄寘鍚瓧鑺傛暟缁勭殑鍙橀噺
+ //return buffer.getInt();
int decimalValue = 0;
for (int i = 0; i < byteArray.length; i++) {
decimalValue = (decimalValue << 8) | (byteArray[i] & 0xFF);
@@ -78,12 +90,14 @@
return decimalValue;
}
+
/**
* byte鏁扮粍杞珼ouble
*/
public static double bytesToDouble(byte[] byteArray) {
- // 鍒涘缓涓�涓狟yteBuffer骞惰缃瓧鑺傞『搴忎负澶х
+ // 鍒涘缓涓�涓狟yteBuffer
ByteBuffer buffer = ByteBuffer.wrap(byteArray);
+ //璁剧疆瀛楄妭椤哄簭涓哄ぇ绔�
buffer.order(ByteOrder.LITTLE_ENDIAN);
// 浠嶣yteBuffer涓幏鍙杁ouble鍊�
double doubleValue = buffer.getDouble();
@@ -124,17 +138,19 @@
return buffer.array();
}
+
/**
* double杞琤yte鏁扮粍
*/
public static byte[] doubleToBytes(double d) {
- long value = Double.doubleToRawLongBits(d);
- byte[] byteRet = new byte[8];
- for (int i = 0; i < 8; i++) {
- byteRet[i] = (byte) ((value >> 8 * i) & 0xff);
- }
- return byteRet;
+ // 鍒涘缓涓�涓� ByteBuffer锛屽垎閰嶈冻澶熺殑绌洪棿鏉ュ瓨鍌ㄤ竴涓� float 鍊�
+ ByteBuffer buffer = ByteBuffer.allocate(Double.BYTES);
+ // 灏� float 鍊煎啓鍏� ByteBuffer
+ buffer.putDouble(d);
+ // 鑾峰彇瀛楄妭鏁扮粍
+ return buffer.array();
}
+
/**
* float杞琤yte鏁扮粍
*/
@@ -146,6 +162,7 @@
// 鑾峰彇瀛楄妭鏁扮粍
return buffer.array();
}
+
/**
* byte鏁扮粍鎷兼帴
*/
@@ -172,7 +189,12 @@
// System.out.print("鏍￠獙:"+DatatypeConverter.printHexBinary(bytes));//鎵撳嵃crc32鐨勬牎楠屽��
return bytes;
}
-
+ /**
+ * byte杞簩杩涘埗瀛楃涓�
+ */
+ public static String byteToBitString(byte b) {
+ return String.format("%8s", Integer.toBinaryString(b & 0xFF)).replace(' ', '0');
+ }
/**
* 鍘婚櫎鍖呭ご鍖呭熬
* 鍒樿嫃涔�
--
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