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java.lang.Objectorg.apache.hadoop.util.PureJavaCrc32C
@InterfaceAudience.Public @InterfaceStability.Stable public class PureJavaCrc32C
A pure-java implementation of the CRC32 checksum that uses the CRC32-C polynomial, the same polynomial used by iSCSI and implemented on many Intel chipsets supporting SSE4.2.
| Constructor Summary | |
|---|---|
PureJavaCrc32C()
Create a new PureJavaCrc32 object. |
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| Method Summary | |
|---|---|
long |
getValue()
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void |
reset()
|
void |
update(byte[] b,
int off,
int len)
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void |
update(int b)
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| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public PureJavaCrc32C()
| Method Detail |
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public long getValue()
getValue in interface Checksumpublic void reset()
reset in interface Checksum
public void update(byte[] b,
int off,
int len)
update in interface Checksumpublic final void update(int b)
update in interface Checksum
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