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[Minor] Rewrote StringHelper.toPrettyHexString()

This commit is contained in:
Robert von Burg 2023-10-06 17:53:10 +02:00
parent f2f5a4481e
commit 6d0b3f5fb9
Signed by: eitch
GPG Key ID: 75DB9C85C74331F7
1 changed files with 7 additions and 14 deletions
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21
utils/src/main/java/li/strolch/utils/helper/StringHelper.java
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@ -85,23 +85,16 @@ public class StringHelper {
}
public static String toPrettyHexString(byte[] raw, int srcPos, int length) {
byte[] hex = new byte[3 * length + (length / 8)];
int index = srcPos;
for (int i = srcPos; i < length; i++) {
byte b = raw[i];
int v = b & 0xFF;
hex[index++] = HEX_CHAR_TABLE[v >>> 4];
hex[index++] = HEX_CHAR_TABLE[v & 0xF];
hex[index++] = ' ';
if ((i + 1) % 8 == 0) {
hex[index++] = ' ';
StringBuilder sb = new StringBuilder();
for (int i = 0; i < length; i++) {
sb.append(String.format("%02x", raw[i + srcPos]));
sb.append(' ');
if ((i + srcPos) % 8 == 0) {
sb.append(' ');
}
}
return new String(hex, StandardCharsets.US_ASCII);
return sb.toString();
}
public static byte[] fromPrettyHexString(String prettyHex) {