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Added a method for a formatted hex dump. 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353306 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Rainer Klute 2003-08-23 14:49:35 +00:00
parent 880668caa0
commit 01cdf806ed
1 changed files with 28 additions and 0 deletions
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28
src/java/org/apache/poi/util/HexDump.java
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@ -296,6 +296,34 @@ public class HexDump
return retVal.toString();
}
/**
* <p>Converts the parameter to a hex value breaking the results into
* lines.</p>
*
* @param value The value to convert
* @param bytesPerLine The maximum number of bytes per line. The next byte
* will be written to a new line
* @return A String representing the array of bytes
*/
public static String toHex(final byte[] value, final int bytesPerLine)
{
StringBuffer retVal = new StringBuffer();
retVal.append('[');
int i = -1;
for(int x = 0; x < value.length; x++)
{
if (++i == bytesPerLine)
{
retVal.append("\n ");
i = 0;
}
retVal.append(toHex(value[x]));
retVal.append(", ");
}
retVal.append(']');
return retVal.toString();
}
/**
* Converts the parameter to a hex value.
*