This class
implements the Checksum interface and computes a
checksum on a stream of data using the CRC-32 algorithm. The
CheckedInputStream and
CheckedOutputStream classes provide a higher-level
interface to computing checksums on streams of data.
Figure 16-137. java.util.zip.CRC32
public class
CRC32 implements Checksum {
// Public Constructors
public
CRC32 ( );
// Public Instance Methods
public void
update (byte[ ]
b );
// Methods Implementing Checksum
public long
getValue ( ); default:0
public void
reset ( );
public void
update (int
b );
public void
update (byte[ ]
b , int
off , int
len );
}