org.opennms.netmgt.collectd
Class SnmpResponseHandler

java.lang.Object
  org.opennms.netmgt.collectd.SnmpResponseHandler

All Implemented Interfaces:

SnmpHandler

final class SnmpResponseHandler

extends java.lang.Object

implements SnmpHandler

The SNMP handler used to receive responses from individual sessions. When a response is received that matches a system object identifier request the session is notified.

Author:

Mike Davidson, OpenNMS

Field Summary

private SnmpVarBind

m_result The returned object identifier

Constructor Summary

(package private)

SnmpResponseHandler()

Method Summary

SnmpVarBind	getResult() Returns the recovered snmp system object identifier, if any.
void	snmpInternalError(SnmpSession sess, int err, SnmpSyntax obj) This method is invoked when an internal error occurs on the SNMP session.
void	snmpReceivedPdu(SnmpSession sess, int command, SnmpPduPacket pkt) The method that handles a returned packet from the remote agent.
void	snmpTimeoutError(SnmpSession sess, SnmpSyntax pkt) This method is invoked when the session fails to receive a response to a particular packet.

Methods inherited from class java.lang.Object

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

Field Detail

m_result

private SnmpVarBind m_result

The returned object identifier

Constructor Detail

SnmpResponseHandler

SnmpResponseHandler()

Method Detail

snmpReceivedPdu

public void snmpReceivedPdu(SnmpSession sess,
                            int command,
                            SnmpPduPacket pkt)

The method that handles a returned packet from the remote agent.

Specified by:

snmpReceivedPdu in interface SnmpHandler

Parameters:

sess - The snmp session that received the result.

command - The snmp command.

pkt - The snmp packet that was received.

snmpInternalError

public void snmpInternalError(SnmpSession sess,
                              int err,
                              SnmpSyntax obj)

This method is invoked when an internal error occurs on the SNMP session.

Specified by:

snmpInternalError in interface SnmpHandler

Parameters:

sess - The snmp session that received the result.

err - The snmp error.

obj - The snmp syntax object.

snmpTimeoutError

public void snmpTimeoutError(SnmpSession sess,
                             SnmpSyntax pkt)

This method is invoked when the session fails to receive a response to a particular packet.

Specified by:

snmpTimeoutError in interface SnmpHandler

Parameters:

sess - The snmp session that received the result.

pkt - The snmp packet that was received.

getResult

public SnmpVarBind getResult()

Returns the recovered snmp system object identifier, if any. If one was not returned then a null value is returned to the caller.