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Added in API level 1

Checksum

public interface Checksum

java.util.zip.Checksum
Known Indirect Subclasses


An interface representing a data checksum.

Summary

Public methods

abstract long getValue()

Returns the current checksum value.

abstract void reset()

Resets the checksum to its initial value.

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

Updates the current checksum with the specified array of bytes.

abstract void update(int b)

Updates the current checksum with the specified byte.

Public methods

getValue

Added in API level 1
long getValue ()

Returns the current checksum value.

Returns
long the current checksum value

reset

Added in API level 1
void reset ()

Resets the checksum to its initial value.

update

Added in API level 1
void update (byte[] b, 
                int off, 
                int len)

Updates the current checksum with the specified array of bytes.

Parameters
b byte: the byte array to update the checksum with
off int: the start offset of the data
len int: the number of bytes to use for the update

update

Added in API level 1
void update (int b)

Updates the current checksum with the specified byte.

Parameters
b int: the byte to update the checksum with

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