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ByteArrayHexlifier(): hexlify(), unhexlify(). Fix byteArrayToString()

thobaben_serialize
Harald Wolff 2016-10-06 10:54:17 +02:00
parent c516ddf235
commit 8066d1f497
1 changed files with 21 additions and 4 deletions
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25
src/org/hwo/ByteArrayHexlifier.java
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@ -1,9 +1,24 @@
package org.hwo;
import static org.hwo.logging.Logging.log;
import static org.hwo.logging.LogLevel.*;
public class ByteArrayHexlifier {
protected static char[] hexDigits = "0123456789ABCDEF".toCharArray();
public static String hexlify(String source){
String hex = byteArrayToString(source.getBytes());
log(DEBUG,"hexlify: %s -> %s",source,hex);
return hex;
}
public static String unhexlify(String source){
String unhex = new String( stringToByteArray(source) );
log(DEBUG,"unhexlify: %s -> %s",source,unhex);
return unhex;
}
public static String byteArrayToString(byte[] bytes)
{
char[] target = new char[bytes.length * 2];
@ -33,19 +48,21 @@ public class ByteArrayHexlifier {
{
if ((source[2*i] >= 'A')&&(source[2*i] <= 'F'))
{
buffer[i] = (byte)(source[2*i] - 'A' + 10);
buffer[i] = (byte)((source[2*i] - 'A' + 10)<<4);
} else if ((source[2*i] >= '0')&&(source[2*i] <= '9'))
{
buffer[i] = (byte)(source[2*i] - '0');
buffer[i] = (byte)((source[2*i] - '0')<<4);
}
if ((source[(2*i)+1] >= 'A')&&(source[(2*i)+1] <= 'F'))
{
buffer[i] |= (byte)((source[(2*i)+1] - 'A' + 10)<<4);
buffer[i] |= (byte)((source[(2*i)+1] - 'A' + 10));
} else if ((source[(2*i)+1] >= '0')&&(source[(2*i)+1] <= '9'))
{
buffer[i] |= (byte)((source[(2*i)+1] - '0')<<4);
buffer[i] |= (byte)((source[(2*i)+1] - '0'));
}
log(DEBUG,"buffer[%d] = %d",i,buffer[i]);
}
return buffer;
}