java util zip CheckedOutputStream








Class java.util.zip.CheckedOutputStream





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Class java.util.zip.CheckedOutputStream


java.lang.Object
|
+----java.io.OutputStream
|
+----java.io.FilterOutputStream
|
+----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








CheckedOutputStream(OutputStream, Checksum)
Creates an output stream with the specified Checksum.






getChecksum()
Returns the Checksum for this output stream.

write(byte[], int, int)
Writes an array of bytes.

write(int)
Writes a byte.







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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