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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(int b)
Updates CRC-32 with specified byte.
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.
 
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.
Implements:
update in interface Checksum

update

public void update(byte[] b,
                   int off,
                   int len)
Updates CRC-32 with specified array of bytes.
Implements:
update in interface Checksum

update

public void update(byte[] b)
Updates checksum with specified array of bytes.
Implements:
update in interface Checksum

reset

public void reset()
Resets CRC-32 to initial value.
Implements:
reset in interface Checksum

getValue

public long getValue()
Returns CRC-32 value.
Implements:
getValue in interface Checksum

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