Package org.opennms.netmgt.icmp.jni

Class JniIcmpMessenger

java.lang.Object

org.opennms.netmgt.icmp.jni.JniIcmpMessenger

All Implemented Interfaces:

org.opennms.protocols.rt.Messenger<JniPingRequest,JniPingResponse>

public class JniIcmpMessenger
extends java.lang.Object
implements org.opennms.protocols.rt.Messenger<JniPingRequest,JniPingResponse>

JniIcmpMessenger

Version:

$Id: $

Author:

brozow

Constructor Summary

Constructors

Constructor	Description
JniIcmpMessenger(int pingerId)	Constructor for JniIcmpMessenger.

Method Summary

Modifier and Type	Method	Description
static JniPingResponse	createPingResponse(java.net.DatagramPacket packet)	Creates a new instance of the class using the passed datagram as the data source.
void	sendRequest(JniPingRequest request)	sendRequest
void	setAllowFragmentation(boolean allow)
void	setTrafficClass(int tc)
void	start(org.opennms.protocols.rt.ReplyHandler<JniPingResponse> callback)

Methods inherited from class java.lang.Object

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

Constructor Detail

JniIcmpMessenger

public JniIcmpMessenger(int pingerId)
                 throws java.io.IOException

Constructor for JniIcmpMessenger.

Parameters:

pingerId -

Throws:

java.io.IOException - if any.

Method Detail

sendRequest

public void sendRequest(JniPingRequest request)

sendRequest

Specified by:

sendRequest in interface org.opennms.protocols.rt.Messenger<JniPingRequest,JniPingResponse>

Parameters:

request - a JniPingRequest object.

start

public void start(org.opennms.protocols.rt.ReplyHandler<JniPingResponse> callback)

Specified by:

start in interface org.opennms.protocols.rt.Messenger<JniPingRequest,JniPingResponse>

createPingResponse

public static JniPingResponse createPingResponse(java.net.DatagramPacket packet)

Creates a new instance of the class using the passed datagram as the data source. The address and ping packet are extracted from the datagram and returned as a new instance of the class. In addition to extracting the packet, the packet's received time is updated to the current time.

If the received datagram is not an echo reply or an incorrect length then an exception is generated to alert the caller.

Parameters:

packet - The packet with the ICMP datagram.

Returns:

a org.opennms.netmgt.icmp.spi.PingReply object.

Throws:

java.lang.IllegalArgumentException - Throw if the datagram is not the correct length or type.

java.lang.IndexOutOfBoundsException - Thrown if the datagram does not contain sufficient data.

setTrafficClass

public void setTrafficClass(int tc)
                     throws java.io.IOException

Throws:

java.io.IOException

setAllowFragmentation

public void setAllowFragmentation(boolean allow)
                           throws java.io.IOException

Throws:

java.io.IOException