java.lang.Object
java.security.MessageDigestSpi
java.security.MessageDigest
org.eclipse.jgit.internal.storage.io.NullMessageDigest
Dummy message digest consisting of only null bytes with the length of an
ObjectId. This class can be used to skip computing a real digest.
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Method Summary
Modifier and TypeMethodDescriptionprotected byte[]
protected void
protected void
engineUpdate
(byte input) protected void
engineUpdate
(byte[] input, int offset, int len) static MessageDigest
Get the only instance of NullMessageDigestMethods inherited from class java.security.MessageDigest
clone, digest, digest, digest, getAlgorithm, getDigestLength, getInstance, getInstance, getInstance, getProvider, isEqual, reset, toString, update, update, update, update
Methods inherited from class java.security.MessageDigestSpi
engineDigest, engineGetDigestLength, engineUpdate
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Method Details
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getInstance
Get the only instance of NullMessageDigest- Returns:
- the only instance of NullMessageDigest
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engineUpdate
protected void engineUpdate(byte input) - Specified by:
engineUpdate
in classMessageDigestSpi
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engineUpdate
protected void engineUpdate(byte[] input, int offset, int len) - Specified by:
engineUpdate
in classMessageDigestSpi
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engineDigest
protected byte[] engineDigest()- Specified by:
engineDigest
in classMessageDigestSpi
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engineReset
protected void engineReset()- Specified by:
engineReset
in classMessageDigestSpi
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