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public
interface
Checksum
java.util.zip.Checksum |
An interface representing a data checksum.
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 abstract long getValue ()
Returns the current checksum value.
Returns | |
---|---|
long |
the current checksum value |
public abstract void reset ()
Resets the checksum to its initial value.
public abstract 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 |
public abstract void update (int b)
Updates the current checksum with the specified byte.
Parameters | |
---|---|
b |
int : the byte to update the checksum with |