edu.iu.harp.io

Class IOUtil

java.lang.Object

edu.iu.harp.io.IOUtil

public class IOUtil
extends java.lang.Object

Some utils for IO operations

Constructor Summary

Constructors

Constructor and Description
IOUtil()

Method Summary

Modifier and Type	Method and Description
static void	receiveBytes(java.io.InputStream in, byte[] bytes, int start, int size) Get byte[] from the InputStream
static void	sendBytes(java.io.OutputStream out, byte[] bytes, int start, int size) Sent the byte[] to OutputStream
static void	setServerSocketOptions(java.net.ServerSocket socket) Set the options for the ServerSocket
static void	setSocketOptions(java.net.Socket socket) Set the options for the Socket
static Data	waitAndGet(DataMap dataMap, java.lang.String contextName, java.lang.String operationName) Wait and get a data from DataMap for collective communication

Methods inherited from class java.lang.Object

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

Constructor Detail

IOUtil

public IOUtil()

Method Detail

sendBytes

public static void sendBytes(java.io.OutputStream out,
                             byte[] bytes,
                             int start,
                             int size)
                      throws java.io.IOException

Sent the byte[] to OutputStream

Parameters:

out - the OutputStream

bytes - the byte[]

start - the start index

size - the size to send

Throws:

java.io.IOException

receiveBytes

public static void receiveBytes(java.io.InputStream in,
                                byte[] bytes,
                                int start,
                                int size)
                         throws java.io.IOException

Get byte[] from the InputStream

Throws:

java.io.IOException

setSocketOptions

public static void setSocketOptions(java.net.Socket socket)
                             throws java.net.SocketException

Set the options for the Socket

Parameters:

socket - the Socket

Throws:

java.net.SocketException

setServerSocketOptions

public static void setServerSocketOptions(java.net.ServerSocket socket)
                                   throws java.net.SocketException

Set the options for the ServerSocket

Parameters:

socket - the ServerSocket

Throws:

java.net.SocketException

waitAndGet

public static Data waitAndGet(DataMap dataMap,
                              java.lang.String contextName,
                              java.lang.String operationName)

Wait and get a data from DataMap for collective communication

Parameters:

dataMap - the DataMap

contextName - the name of the context

operationName - the name of the operation

Returns:

the Data got from the DataMap