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tidying

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This commit is contained in:
Denis Molony 2016-08-17 08:55:51 +10:00
parent 9ee9e0904a
commit 0b033429b4
1 changed files with 10 additions and 8 deletions
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18
src/com/bytezone/diskbrowser/wizardry/Huffman.java
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@ -1,14 +1,16 @@
package com.bytezone.diskbrowser.wizardry;
// Based on a pascal routine by Tom Ewers
public class Huffman
{
private final byte[] tree;
private final byte[] left;
private final byte[] right;
private int bitNo = 0;
private int msgPtr = 0;
private int currentByte = 0;
private int bitNo;
private int msgPtr;
private int currentByte;
private byte[] message;
public Huffman (byte[] buffer)
@ -33,24 +35,24 @@ public class Huffman
StringBuilder text = new StringBuilder ();
for (int i = 0; i < len; i++)
text.append ((char) getChar ());
return text.toString ();
}
private byte getChar ()
{
int treePtr = 0;
int treePtr = 0; // start at the root
while (true)
{
if (bitNo == 0)
if (bitNo-- == 0)
{
bitNo = 8;
bitNo = 7;
currentByte = message[msgPtr++] & 0xFF;
}
int currentBit = currentByte % 2;
int currentBit = currentByte % 2; // get the next bit to process
currentByte /= 2;
bitNo--;
if (currentBit == 0) // take right path
{