Class java.util.zip.CheckedOutputStream
java.lang.Object
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+----java.io.OutputStream
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+----java.io.FilterOutputStream
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+----java.util.zip.CheckedOutputStream
- public class CheckedOutputStream
- extends FilterOutputStream
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.
- See Also:
- Checksum
Method Summary
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Checksum
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getChecksum()
Returns the Checksum for this output stream.
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void
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write(int b)
Writes a byte.
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void
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write(byte[] b,
int off,
int len)
Writes an array of bytes.
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Methods inherited from class java.lang.Object
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
CheckedOutputStream
public CheckedOutputStream(OutputStream out,
Checksum cksum)
- Creates an output stream with the specified Checksum.
- Parameters:
out
- the output stream
cksum
- the checksum
write
public void write(int b) throws IOException
- Writes a byte. Will block until the byte is actually written.
- Parameters:
b
- the byte to be written
- Throws:
- IOException - if an I/O error has occurred
- Overrides:
- write in class FilterOutputStream
write
public void write(byte[] b,
int off,
int len) throws IOException
- Writes an array of bytes. Will block until the bytes are
actually written.
- Parameters:
buf
- the data to be written
off
- the start offset of the data
len
- the number of bytes to be written
- Throws:
- IOException - if an I/O error has occurred
- Overrides:
- write in class FilterOutputStream
getChecksum
public Checksum getChecksum()
- Returns the Checksum for this output stream.
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