All Packages Class Hierarchy This Package Previous Next Index

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

Constructor Index

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

Method Index

 o getChecksum()
Returns the Checksum for this output stream.
 o write(byte[], int, int)
Writes an array of bytes.
 o write(int)
Writes a byte.

Constructors

 o CheckedOutputStream public CheckedOutputStream(OutputStream out, Checksum cksum)
Creates an output stream with the specified Checksum.

Parameters:
out - the output stream
cksum - the checksum

Methods

 o 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
 o 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
 o getChecksum public Checksum getChecksum()
Returns the Checksum for this output stream.


All Packages Class Hierarchy This Package Previous Next Index
Submit a bug or feature