org.apache.lucene.store

Class RAMOutputStream

java.lang.Object

org.apache.lucene.store.IndexOutput

org.apache.lucene.store.BufferedIndexOutput

org.apache.lucene.store.RAMOutputStream

public class RAMOutputStream
extends BufferedIndexOutput

A memory-resident IndexOutput implementation.

Version:

$Id: RAMOutputStream.java 381429 2006-02-27 20:17:01Z cutting $

Constructor Summary

Constructors

Constructor and Description
RAMOutputStream() Construct an empty output buffer.

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Closes this stream to further operations.
void	flushBuffer(byte[] src, int len) Expert: implements buffer write.
long	length() The number of bytes in the file.
void	reset() Resets this to an empty buffer.
void	seek(long pos) Sets current position in this file, where the next write will occur.
void	writeTo(IndexOutput out) Copy the current contents of this buffer to the named output.

Methods inherited from class org.apache.lucene.store.BufferedIndexOutput

flush, getFilePointer, writeByte, writeBytes

Methods inherited from class org.apache.lucene.store.IndexOutput

writeChars, writeInt, writeLong, writeString, writeVInt, writeVLong

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RAMOutputStream

public RAMOutputStream()

Construct an empty output buffer.

Method Detail

writeTo

public void writeTo(IndexOutput out)
             throws IOException

Copy the current contents of this buffer to the named output.

Throws:

IOException

reset

public void reset()

Resets this to an empty buffer.

flushBuffer

public void flushBuffer(byte[] src,
               int len)

Description copied from class: BufferedIndexOutput

Expert: implements buffer write. Writes bytes at the current position in the output.

Specified by:

flushBuffer in class BufferedIndexOutput

Parameters:

src - the bytes to write

len - the number of bytes to write

close

public void close()
           throws IOException

Description copied from class: BufferedIndexOutput

Closes this stream to further operations.

Overrides:

close in class BufferedIndexOutput

Throws:

IOException

seek

public void seek(long pos)
          throws IOException

Description copied from class: BufferedIndexOutput

Sets current position in this file, where the next write will occur.

Overrides:

seek in class BufferedIndexOutput

Throws:

IOException

See Also:

BufferedIndexOutput.getFilePointer()

length

public long length()

Description copied from class: BufferedIndexOutput

The number of bytes in the file.

Specified by:

length in class BufferedIndexOutput