public
interface
Checksum
| java.util.zip.Checksum |
 Known Indirect Subclasses
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Class Overview
An interface representing a data checksum.
Summary
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Returns the current checksum value.
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Resets the checksum to its initial value.
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Updates the current checksum with the specified array of bytes.
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Updates the current checksum with the specified byte.
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Public Methods
public abstract long getValue ()
Returns the current checksum value.
Returns
- 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 | the byte array to update the checksum with |
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| off | the start offset of the data |
| len | 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 | the byte to update the checksum with |
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