public final class SHA256Generator extends Object
Sha256Standalone
Constructor and Description |
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SHA256Generator(I2PAppContext context) |
Modifier and Type | Method and Description |
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Hash |
calculateHash(byte[] source)
Calculate the SHA-256 hash of the source and cache the result.
|
Hash |
calculateHash(byte[] source,
int start,
int len)
Calculate the hash and cache the result.
|
void |
calculateHash(byte[] source,
int start,
int len,
byte[] out,
int outOffset)
Use this if you only need the data, not a Hash object.
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static MessageDigest |
getDigestInstance()
Return a new MessageDigest from the system libs unless unavailable
in this JVM, in that case return a wrapped GNU Sha256Standalone
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static SHA256Generator |
getInstance() |
public SHA256Generator(I2PAppContext context)
context
- unusedpublic static final SHA256Generator getInstance()
public final Hash calculateHash(byte[] source)
source
- what to hashpublic final Hash calculateHash(byte[] source, int start, int len)
public final void calculateHash(byte[] source, int start, int len, byte[] out, int outOffset)
out
- needs 32 bytes starting at outOffsetpublic static MessageDigest getDigestInstance()