test

Class UDPIoTest

java.lang.Object

test.UDPIoTest

public class UDPIoTest
extends java.lang.Object

Perform simple UDP IO testing of the monitoring infrastructure.

Monitoring must be enabled via the agent JVM parameter!

Since:

1.00

Version:

1.00

Author:

Holger Eichelberger, Stephan Dederichs

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	UDPIoTest.ServerMainThread Implements a simple thread for accepting network connections.

Field Summary

Fields

Modifier and Type	Field and Description
private static int	clientRead Stores the bytes read by the client.
private static int	clientWrite Stores the bytes written by the client.
private static int	port Defines the port used for communication operations.
private static int	serverRead Stores the bytes read by the server.
private static int	serverWrite Stores the bytes written by the server.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	UDPIoTest() Prevents this class from being instantiated from outside.

Method Summary

Modifier and Type	Method and Description
static void	asserts() The automated tests using assert statements.
private static void	execute() Starts the server part, executes the client part and prints out the results.
static void	main(java.lang.String[] args) Starts the test.
private static void	printDatagramPacket(java.lang.String prefix, java.net.DatagramPacket packet) Prints a given packet (for debugging).

Methods inherited from class java.lang.Object

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

Field Detail

port

private static int port

Defines the port used for communication operations.

clientRead

private static int clientRead

Stores the bytes read by the client.

clientWrite

private static int clientWrite

Stores the bytes written by the client.

serverRead

private static int serverRead

Stores the bytes read by the server.

serverWrite

private static int serverWrite

Stores the bytes written by the server.

Constructor Detail

UDPIoTest

private UDPIoTest()

Prevents this class from being instantiated from outside.

Since:

1.00

Method Detail

execute

private static void execute()
                     throws java.io.IOException

Starts the server part, executes the client part and prints out the results. Currently to be compared manually with the output of the monitoring infrastructure.

Throws:

java.io.IOException - any kind of network I/O problem in the client

Since:

1.00

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Starts the test.

Parameters:

args - command line arguments (ignored)

Throws:

java.io.IOException - any kind of network I/O problem in the client

Since:

1.00

printDatagramPacket

private static final void printDatagramPacket(java.lang.String prefix,
                                              java.net.DatagramPacket packet)

Prints a given packet (for debugging).

Parameters:

prefix - a textual prefix

packet - the package to print

Since:

1.00

asserts

public static void asserts()

The automated tests using assert statements. This method is called by SPASS-meter at end of monitoring upon the EndSystem annotation.

Since:

1.00