com.goldencode.p2j.net

Class Echo.Invoker

java.lang.Object

com.goldencode.p2j.net.Echo.Invoker

All Implemented Interfaces:

Invocable

Enclosing class:

Echo

private static class Echo.Invoker
extends java.lang.Object
implements Invocable

Helper class to delegate execution of the transactEcho method.

Field Summary

Fields

Modifier and Type	Field and Description
private long	elapsed Elapsed time in milliseconds.
private Session	session Represents our network session.
private int	timeout Timeout in milliseconds.

Constructor Summary

Constructors

Constructor and Description
Invoker(Session session, int timeout) Construct an instance that can make an invocation of an echo transaction using the given queue.

Method Summary

Modifier and Type	Method and Description
java.lang.String	describe() Return a text description of the method being invoked.
long	getElapsed() Returns the number of milliseconds of elapsed time during ping invocation.
java.lang.Object	invoke(java.lang.Object[] args) Execute or "run" the object's functionality.

Methods inherited from class java.lang.Object

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

Field Detail

session

private Session session

Represents our network session.

timeout

private int timeout

Timeout in milliseconds.

elapsed

private long elapsed

Elapsed time in milliseconds.

Constructor Detail

Invoker

public Invoker(Session session,
               int timeout)

Construct an instance that can make an invocation of an echo transaction using the given queue.

Parameters:

session - The connection to test.

timeout - The maximum number of milliseconds to wait for a reply.

Method Detail

describe

public java.lang.String describe()

Return a text description of the method being invoked.

Specified by:

describe in interface Invocable

Returns:

The description.

getElapsed

public long getElapsed()

Returns the number of milliseconds of elapsed time during ping invocation.

Returns:

The number of elapsed milliseconds or -1 if there was no invocation or any error during invocation.

invoke

public java.lang.Object invoke(java.lang.Object[] args)
                        throws java.lang.Throwable

Execute or "run" the object's functionality.

Specified by:

invoke in interface Invocable

Parameters:

args - The method arguments or null for no arguments.

Returns:

The called method's return value or null if there is no return value. Note that this design does not allow the caller to determine the difference between a void return and a return of a genuine null.

Throws:

java.lang.Throwable - If the called method generates any exception or error.