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Cyrillic support added to RainbowDump

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This commit is contained in:
Dmitry Isaenko 2024-07-22 14:54:18 +03:00
parent c6e56956e1
commit 68a2f32c82
1 changed files with 28 additions and 5 deletions
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33
src/main/java/libKonogonka/RainbowDump.java
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@ -39,19 +39,20 @@ public class RainbowDump {
private static final String ANSI_BLUE = "\u001B[34m";
private static StringBuilder stringBuilder;
public static void hexDumpUTF8(byte[] byteArray){
public static void hexDumpUTF8(byte[] byteArray) {
stringBuilder = new StringBuilder(" -- RainbowDump --\n");
if (byteArray == null || byteArray.length == 0)
return;
int k = 0;
boolean lastCharCyrillic = false;
stringBuilder.append(String.format("%s%08x %s", ANSI_BLUE, 0, ANSI_RESET));
for (int i = 0; i < byteArray.length; i++) {
if (k == 8)
stringBuilder.append(" ");
if (k == 16){
stringBuilder.append(ANSI_GREEN+"| "+ANSI_RESET);
printChars(byteArray, i);
if (k == 16) {
stringBuilder.append(ANSI_GREEN + "| " + ANSI_RESET);
lastCharCyrillic = printChars(byteArray, i, lastCharCyrillic);
stringBuilder.append("\n")
.append(String.format("%s%08x %s", ANSI_BLUE, i, ANSI_RESET));
k = 0;
@ -68,7 +69,7 @@ public class RainbowDump {
stringBuilder.append(" ");
}
}
stringBuilder.append(ANSI_GREEN+"| "+ANSI_RESET);
stringBuilder.append(ANSI_GREEN + "| " + ANSI_RESET);
printChars(byteArray, byteArray.length);
stringBuilder.append("\n")
.append(ANSI_RESET)
@ -79,22 +80,44 @@ public class RainbowDump {
}
private static void printChars(byte[] byteArray, int pointer){
printChars(byteArray, pointer, false);
}
private static boolean printChars(byte[] byteArray, int pointer, boolean skipFirstByte){
int j;
if (pointer < 16)
j = 0;
else
j = pointer-16;
int utf8val = 0;
if (skipFirstByte){
++j;
stringBuilder.append(" ");
}
for (; j < pointer; j++){
utf8val = 0;
if (byteArray.length > (j+1))
utf8val = ((byteArray[j] & 0xff) << 8) | (byteArray[j+1] & 0xff);
if ((byteArray[j] > 21) && (byteArray[j] < 126)) // man ascii
stringBuilder.append((char) byteArray[j]);
else if (byteArray[j] == 0x0a)
stringBuilder.append("↲"); //"␤"
else if (byteArray[j] == 0x0d)
stringBuilder.append("←"); // "␍"
else if (utf8val >= 0xd080 && utf8val <= 0xd3bf){
byte[] arr = new byte[0x2];
System.arraycopy(byteArray, j, arr, 0, 2);
stringBuilder.append(new String(arr, StandardCharsets.UTF_8)+" ");
++j;
}
else
stringBuilder.append(".");
}
return (utf8val >= 0xd080 && utf8val <= 0xd3bf && j > pointer);
}
public static void hexDumpUTF8Legacy(byte[] byteArray){