org.apache.avro.util
Class ByteBufferOutputStream

java.lang.Object
  extended by java.io.OutputStream
      extended by org.apache.avro.util.ByteBufferOutputStream
All Implemented Interfaces:
Closeable, Flushable

public class ByteBufferOutputStream
extends OutputStream

Utility to collect data written to an OutputStream in ByteBuffers.


Field Summary
static int BUFFER_SIZE
           
 
Constructor Summary
ByteBufferOutputStream()
           
 
Method Summary
 void append(List<ByteBuffer> lists)
          Append a list of ByteBuffers to this stream.
 List<ByteBuffer> getBufferList()
          Returns all data written and resets the stream to be empty.
 void prepend(List<ByteBuffer> lists)
          Prepend a list of ByteBuffers to this stream.
 void reset()
           
 void write(byte[] b, int off, int len)
           
 void write(ByteBuffer buffer)
           
 void write(int b)
           
 void writeBuffer(ByteBuffer buffer)
          Add a buffer to the output without copying, if possible.
 
Methods inherited from class java.io.OutputStream
close, flush, write
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

BUFFER_SIZE

public static final int BUFFER_SIZE
See Also:
Constant Field Values
Constructor Detail

ByteBufferOutputStream

public ByteBufferOutputStream()
Method Detail

getBufferList

public List<ByteBuffer> getBufferList()
Returns all data written and resets the stream to be empty.


prepend

public void prepend(List<ByteBuffer> lists)
Prepend a list of ByteBuffers to this stream.


append

public void append(List<ByteBuffer> lists)
Append a list of ByteBuffers to this stream.


reset

public void reset()

write

public void write(ByteBuffer buffer)

write

public void write(int b)
Specified by:
write in class OutputStream

write

public void write(byte[] b,
                  int off,
                  int len)
Overrides:
write in class OutputStream

writeBuffer

public void writeBuffer(ByteBuffer buffer)
                 throws IOException
Add a buffer to the output without copying, if possible.

Throws:
IOException


Copyright © 2011 The Apache Software Foundation. All Rights Reserved.