public final class MacOutputStream
extends java.io.OutputStream
Constructor and Description |
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MacOutputStream(javax.crypto.Mac mac)
Base constructor - specify the MAC algorithm to use.
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Modifier and Type | Method and Description |
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byte[] |
getMac()
Execute doFinal() and return the calculated MAC.
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void |
write(byte[] bytes,
int off,
int len)
Write a block of data of length len starting at offset off in the byte array bytes to
the stream.
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void |
write(int b)
Write a single byte to the stream.
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public MacOutputStream(javax.crypto.Mac mac)
mac
- the MAC implementation to use as the basis of the stream.public void write(int b) throws java.io.IOException
write
in class java.io.OutputStream
b
- the byte value to write.java.io.IOException
- in case of failure.public void write(byte[] bytes, int off, int len) throws java.io.IOException
write
in class java.io.OutputStream
bytes
- byte array holding the data.off
- offset into bytes that the data starts at.len
- the length of the data block to write.java.io.IOException
- in case of failure.public byte[] getMac()