Package software.amazon.awssdk.crt.checksums

Class CRC32

java.lang.Object

software.amazon.awssdk.crt.checksums.CRC32

All Implemented Interfaces:

Cloneable, Checksum

public class CRC32
extends Object
implements Checksum, Cloneable

CRT implementation of the Java Checksum interface for making CRC32 checksum calculations

Constructor Summary

Constructors

Constructor	Description
CRC32()	Default constructor

Method Summary

Modifier and Type	Method	Description
Object	clone()
long	getValue()	Returns the current checksum value.
void	reset()	Resets the checksum to its initial value.
void	update(byte[] b)	Updates the current checksum with the specified array of bytes.
void	update(byte[] b, int off, int len)	Updates the current checksum with the specified array of bytes.
void	update(int b)	Updates the current checksum with the specified byte.

Methods inherited from class java.lang.Object

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

Constructor Detail

CRC32

public CRC32()

Default constructor

Method Detail

clone

public Object clone()

getValue

public long getValue()

Returns the current checksum value.

Specified by:

getValue in interface Checksum

Returns:

the current checksum value.

reset

public void reset()

Resets the checksum to its initial value.

Specified by:

reset in interface Checksum

update

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

Updates the current checksum with the specified array of bytes.

Specified by:

update in interface Checksum

Parameters:

b - the byte array to update the checksum with

off - the starting offset within b of the data to use

len - the number of bytes to use in the update

update

public void update(byte[] b)

Updates the current checksum with the specified array of bytes.

Parameters:

b - the byte array to update the checksum with

update

public void update(int b)

Updates the current checksum with the specified byte.

Specified by:

update in interface Checksum

Parameters:

b - the byte to update the checksum with