org.apache.hadoop.mapred.nativetask.buffer

Class DataOutputStream

java.lang.Object

java.io.OutputStream

org.apache.hadoop.mapred.nativetask.buffer.DataOutputStream

All Implemented Interfaces:

Closeable, DataOutput, Flushable, AutoCloseable

Direct Known Subclasses:

ByteBufferDataWriter

@InterfaceAudience.Private
public abstract class DataOutputStream
extends OutputStream
implements DataOutput

Constructor Summary

Constructors

Constructor and Description
DataOutputStream()

Method Summary

Modifier and Type	Method and Description
abstract boolean	hasUnFlushedData() Check whether there is unflushed data stored in the stream
abstract boolean	shortOfSpace(int length) Check whether this buffer has enough space to store length of bytes

Methods inherited from class java.io.OutputStream

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

Constructor Detail

DataOutputStream

public DataOutputStream()

Method Detail

shortOfSpace

public abstract boolean shortOfSpace(int length)
                              throws IOException

Check whether this buffer has enough space to store length of bytes

Parameters:

length - length of bytes

Throws:

IOException

hasUnFlushedData

public abstract boolean hasUnFlushedData()

Check whether there is unflushed data stored in the stream