/* * Copyright (c) 2001, 2003, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.sun.jmx.snmp; import java.io.Serializable; import java.net.InetAddress; /** * Is the fully decoded representation of an SNMP packet. *
* Classes are derived from SnmpPdu
to
* represent the different forms of SNMP packets
* ({@link com.sun.jmx.snmp.SnmpPduPacket SnmpPduPacket},
* {@link com.sun.jmx.snmp.SnmpScopedPduPacket SnmpScopedPduPacket})
*
The SnmpPdu
class defines the attributes
* common to every form of SNMP packets.
*
*
*
This API is a Sun Microsystems internal API and is subject * to change without notice.
* @see SnmpMessage * @see SnmpPduFactory * * @since 1.5 */ public abstract class SnmpPdu implements SnmpDefinitions, Serializable { /** * PDU type. Types are defined in * {@link com.sun.jmx.snmp.SnmpDefinitions SnmpDefinitions}. * @serial */ public int type=0 ; /** * Protocol version. Versions are defined in * {@link com.sun.jmx.snmp.SnmpDefinitions SnmpDefinitions}. * @serial */ public int version=0 ; /** * List of variables. * @serial */ public SnmpVarBind[] varBindList ; /** * Request identifier. * Note that this field is not used bySnmpPduTrap
.
* @serial
*/
public int requestId=0 ;
/**
* Source or destination address.
* For an incoming PDU it's the source.
*
For an outgoing PDU it's the destination.
* @serial
*/
public InetAddress address ;
/**
* Source or destination port.
*
For an incoming PDU it's the source.
*
For an outgoing PDU it's the destination.
* @serial
*/
public int port=0 ;
/**
* Returns the String
representation of a PDU type.
* For instance, if the PDU type is SnmpDefinitions.pduGetRequestPdu
,
* the method will return "SnmpGet".
* @param cmd The integer representation of the PDU type.
* @return The String
representation of the PDU type.
*/
public static String pduTypeToString(int cmd) {
switch (cmd) {
case pduGetRequestPdu :
return "SnmpGet" ;
case pduGetNextRequestPdu :
return "SnmpGetNext" ;
case pduWalkRequest :
return "SnmpWalk(*)" ;
case pduSetRequestPdu :
return "SnmpSet" ;
case pduGetResponsePdu :
return "SnmpResponse" ;
case pduV1TrapPdu :
return "SnmpV1Trap" ;
case pduV2TrapPdu :
return "SnmpV2Trap" ;
case pduGetBulkRequestPdu :
return "SnmpGetBulk" ;
case pduInformRequestPdu :
return "SnmpInform" ;
}
return "Unknown Command = " + cmd ;
}
}