Class java.util.zip.Adler32 - JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

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Class java.util.zip.Adler32

java.lang.Object
   |
   +----java.util.zip.Adler32

public class Adler32
extends Object
implements Checksum

A class that can be used to compute the Adler-32 checksum of a data stream. An Adler-32 checksum is almost as reliable as a CRC-32 but can be computed much faster.

See Also:: Checksum

Adler32()

getValue(): Returns checksum value.
reset(): Resets checksum to initial value.
update(byte[]): Updates checksum with specified array of bytes.
update(byte[], int, int): Updates checksum with specified array of bytes.
update(int): Updates checksum with specified byte.

Adler32

 public Adler32()

update

 public void update(int b)

Updates checksum with specified byte.

update

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

Updates checksum with specified array of bytes.

update

 public void update(byte b[])

Updates checksum with specified array of bytes.

reset

 public void reset()

Resets checksum to initial value.

getValue

 public long getValue()

Returns checksum value.

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