java.lang.Object
java.io.OutputStream
java.io.FilterOutputStream
java.util.zip.CheckedOutputStream
- All Implemented Interfaces:
Closeable
,Flushable
,AutoCloseable
An output stream that also maintains a checksum of the data being
written. The checksum can then be used to verify the integrity of
the output data.
- Since:
- 1.1
- See Also:
-
Field Summary
Fields declared in class java.io.FilterOutputStream
out
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Constructor Summary
ConstructorDescriptionCheckedOutputStream
(OutputStream out, Checksum cksum) Creates an output stream with the specified Checksum. -
Method Summary
Methods declared in class java.io.FilterOutputStream
close, flush, write
Methods declared in class java.io.OutputStream
nullOutputStream
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Constructor Details
-
CheckedOutputStream
Creates an output stream with the specified Checksum.- Parameters:
out
- the output streamcksum
- the checksum
-
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Method Details
-
write
Writes a byte. Will block until the byte is actually written.- Overrides:
write
in classFilterOutputStream
- Parameters:
b
- the byte to be written- Throws:
IOException
- if an I/O error has occurred
-
write
Writes an array of bytes. Will block until the bytes are actually written.- Overrides:
write
in classFilterOutputStream
- Parameters:
b
- the data to be writtenoff
- the start offset of the datalen
- the number of bytes to be written- Throws:
IOException
- if an I/O error has occurred- See Also:
-
getChecksum
Returns the Checksum for this output stream.- Returns:
- the Checksum
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