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Adler32.java: Merge with Classpath

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* java/util/zip/Adler32.java: Merge with Classpath
	* java/util/zip/CRC32.java: Ditto
	* java/util/zip/Checksum.java: Ditto
	* java/util/zip/DataFormatException.java: Ditto
	* java/util/zip/ZipException.java: Ditto

From-SVN: r46035
This commit is contained in:
Mark Wielaard 2001-10-05 15:21:35 +00:00 • committed by Mark Wielaard
parent e62bad3dc9
commit 2600825ee1
6 changed files with 134 additions and 52 deletions
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12
libjava/java/util/zip/CRC32.java
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@ -1,5 +1,5 @@
/* CRC32.java - Computes CRC32 data checksum of a data stream
Copyright (C) 1999, 2000 Free Software Foundation, Inc.
Copyright (C) 1999. 2000, 2001 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@ -7,7 +7,7 @@ GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Classpath is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
@ -41,7 +41,7 @@ package java.util.zip;
* streams.
*
* @see InflaterInputStream
* @see InflaterOutputStream
* @see DeflaterOutputStream
*
* @author Per Bothner
* @date April 1, 1999.
@ -86,6 +86,12 @@ public class CRC32 implements Checksum
*/
public void reset () { crc = 0; }
/**
* Updates the checksum with the int bval.
*
* @param bval (the byte is taken as the lower 8 bits of bval)
*/
public void update (int bval)
{
int c = ~crc;