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Java Platform 1.2
Beta 4

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Class java.util.zip.CRC32

java.lang.Object
  |
  +--java.util.zip.CRC32

public class CRC32

extends Object

implements Checksum

A class that can be used to compute the CRC-32 of a data stream.

See Also:

Checksum

Method Summary

long	getValue() Returns CRC-32 value.
void	reset() Resets CRC-32 to initial value.
void	update(byte[] b, int off, int len) Updates CRC-32 with specified array of bytes.
void	update(byte[] b) Updates checksum with specified array of bytes.
void	update(int b) Updates CRC-32 with specified byte.

Methods inherited from class java.lang.Object

clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait

Method Detail

update

public void update(int b)

Updates CRC-32 with specified byte.

Specified by:

update in interface Checksum

update

public void update(byte[] b,
                   int off,
                   int len)

Updates CRC-32 with specified array of bytes.

Specified by:

update in interface Checksum

update

public void update(byte[] b)

Updates checksum with specified array of bytes.

reset

public void reset()

Resets CRC-32 to initial value.

Specified by:

reset in interface Checksum

getValue

public long getValue()

Returns CRC-32 value.

Specified by:

getValue in interface Checksum