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HexUtil#format方法增加prefix参数
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# 🚀Changelog
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# 🚀Changelog
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-------------------------------------------------------------------------------------------------------------
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-------------------------------------------------------------------------------------------------------------
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# 5.8.27(2024-02-22)
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# 5.8.27(2024-02-26)
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### 🐣新特性
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### 🐣新特性
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* 【extra 】 FreemarkerEngine修改默认版本参数
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* 【extra 】 FreemarkerEngine修改默认版本参数
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* 【db 】 增加达梦数据库方言(pr#1178@Gitee)
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* 【db 】 增加达梦数据库方言(pr#1178@Gitee)
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* 【core 】 HexUtil#format方法增加prefix参数(issue#I93PU9@Gitee)
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### 🐞Bug修复
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### 🐞Bug修复
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@ -364,12 +364,30 @@ public class HexUtil {
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* @param hexStr Hex字符串
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* @param hexStr Hex字符串
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* @return 格式化后的字符串
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* @return 格式化后的字符串
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*/
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*/
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public static String format(String hexStr) {
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public static String format(final String hexStr) {
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return format(hexStr, StrUtil.EMPTY);
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}
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/**
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* 格式化Hex字符串,结果为每2位加一个空格,类似于:
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* <pre>
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* e8 8c 67 03 80 cb 22 00 95 26 8f
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* </pre>
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*
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* @param hexStr Hex字符串
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* @param prefix 自定义前缀,如0x
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* @return 格式化后的字符串
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*/
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public static String format(final String hexStr, String prefix) {
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if (null == prefix) {
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prefix = StrUtil.EMPTY;
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}
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final int length = hexStr.length();
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final int length = hexStr.length();
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final StringBuilder builder = StrUtil.builder(length + length / 2);
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final StringBuilder builder = StrUtil.builder(length + length / 2 + (length / 2 * prefix.length()));
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builder.append(hexStr.charAt(0)).append(hexStr.charAt(1));
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builder.append(prefix).append(hexStr.charAt(0)).append(hexStr.charAt(1));
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for (int i = 2; i < length - 1; i += 2) {
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for (int i = 2; i < length - 1; i += 2) {
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builder.append(CharUtil.SPACE).append(hexStr.charAt(i)).append(hexStr.charAt(i + 1));
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builder.append(CharUtil.SPACE).append(prefix).append(hexStr.charAt(i)).append(hexStr.charAt(i + 1));
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}
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}
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return builder.toString();
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return builder.toString();
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}
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}
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@ -72,6 +72,13 @@ public class HexUtilTest {
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Assert.assertEquals("e8 c6 70 38 0c b2 20 09 52 68 f4 02 21 fc 74 8f a6 ac 39 d6 e9 30 e6 3c 30 da 68 ba d9 7f 88 5d", formatHex);
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Assert.assertEquals("e8 c6 70 38 0c b2 20 09 52 68 f4 02 21 fc 74 8f a6 ac 39 d6 e9 30 e6 3c 30 da 68 ba d9 7f 88 5d", formatHex);
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}
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}
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@Test
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public void formatHexTest2(){
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final String hex = "e8c670380cb220095268f40221fc748fa6";
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final String formatHex = HexUtil.format(hex, "0x");
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Assert.assertEquals("0xe8 0xc6 0x70 0x38 0x0c 0xb2 0x20 0x09 0x52 0x68 0xf4 0x02 0x21 0xfc 0x74 0x8f 0xa6", formatHex);
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}
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@Test
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@Test
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public void decodeHexTest(){
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public void decodeHexTest(){
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final String s = HexUtil.encodeHexStr("6");
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final String s = HexUtil.encodeHexStr("6");
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@ -74,6 +74,6 @@ remarks = true
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[dm]
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[dm]
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url = jdbc:dm://127.0.0.1:30236/schema=dm8_test
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url = jdbc:dm://127.0.0.1:30236/schema=dm8_test
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user = SYSDBA
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user = SYSDBA
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pass = SYSDBA001
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pass = 123456789
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remarks = true
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remarks = true
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