org.apache.hadoop.hive.ql.io

Class NonSyncDataOutputBuffer

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.DataOutputStream

org.apache.hadoop.hive.ql.io.NonSyncDataOutputBuffer

All Implemented Interfaces:

Closeable, DataOutput, Flushable, AutoCloseable

public class NonSyncDataOutputBuffer
extends DataOutputStream

A thread-not-safe version of Hadoop's DataOutputBuffer, which removes all synchronized modifiers.

Field Summary

Fields inherited from class java.io.DataOutputStream

written

Fields inherited from class java.io.FilterOutputStream

out

Constructor Summary

Constructors

Constructor and Description
NonSyncDataOutputBuffer() Constructs a new empty buffer.

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	getData() Returns the current contents of the buffer.
int	getLength() Returns the length of the valid data currently in the buffer.
NonSyncDataOutputBuffer	reset() Resets the buffer to empty.
void	write(byte[] b, int off, int len)
void	write(DataInput in, int length) Writes bytes from a DataInput directly into the buffer.
void	write(int b)

Methods inherited from class java.io.DataOutputStream

flush, size, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

Methods inherited from class java.io.FilterOutputStream

close, write

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.DataOutput

write

Constructor Detail

NonSyncDataOutputBuffer

public NonSyncDataOutputBuffer()

Constructs a new empty buffer.

Method Detail

getData

public byte[] getData()

Returns the current contents of the buffer. Data is only valid to getLength().

getLength

public int getLength()

Returns the length of the valid data currently in the buffer.

reset

public NonSyncDataOutputBuffer reset()

Resets the buffer to empty.

write

public void write(DataInput in,
         int length)
           throws IOException

Writes bytes from a DataInput directly into the buffer.

Throws:

IOException

write

public void write(int b)
           throws IOException

Specified by:

write in interface DataOutput

Overrides:

write in class DataOutputStream

Throws:

IOException

write

public void write(byte[] b,
         int off,
         int len)
           throws IOException

Specified by:

write in interface DataOutput

Overrides:

write in class DataOutputStream

Throws:

IOException