[SNMP4J] problem in using TableUtils class...

Frank Fock fock at agentpp.com
Mon Jun 30 19:38:22 CEST 2008


OK, -1 = TIMEOUT => check timeout and retry
value and verify that community/security name+
passphrases as well as target address are
correct.

Frank

AMRUTH KUMAR JUTURU wrote:
> 
> hi,
> 
>     the status is -1 .
> On Mon, Jun 30, 2008 at 6:33 PM, Frank Fock <fock at agentpp.com 
> <mailto:fock at agentpp.com>> wrote:
> 
>     Hi,
> 
>     What is the status of the TableEvent object you get?
>     I guess it is an error state...
> 
>     Best regards,
>     Frank
> 
>     AMRUTH KUMAR JUTURU wrote:
> 
>         Hi all,
> 
>                      I am trying to use TableUtils class to read the bgp
>         routing
>         table entries. But I have a problem....This is the code....
> 
>         /*
>          * To change this template, choose Tools | Templates
>          * and open the template in the editor.
>          */
> 
>         package snmp;
> 
>         import java.io.IOException;
>         import java.util.List;
>         import java.util.Vector;
>         import java.util.logging.Level;
>         import java.util.logging.Logger;
>         import org.snmp4j.CommunityTarget;
>         import org.snmp4j.Snmp;
>         import org.snmp4j.smi.OID;
>         import org.snmp4j.smi.OctetString;
>         import org.snmp4j.smi.VariableBinding;
>         import org.snmp4j.transport.DefaultUdpTransportMapping;
>         import org.snmp4j.util.TableEvent;
>         import org.snmp4j.util.TableUtils;
> 
>         /**
>          *
>          * @author crysm
>          */
>         public class TableMain {
> 
>            public static void main(String args[])
>            {
>                try {
>                    TableReader tr = new TableReader();
>                    Snmp session = new Snmp(new
>         DefaultUdpTransportMapping());
>                    CommunityTarget target = new CommunityTarget();
>                    target.setCommunity(new OctetString("public"));
>                    TableUtils tu = new TableUtils(session,tr);
>                    OID[] oidArray = new OID[14];
>                    oidArray[0] =  new OID("1.3.6.1.2.1.15.6.1.1");
>                    oidArray[1] =  new OID("1.3.6.1.2.1.15.6.1.2");
>                    oidArray[2] =  new OID("1.3.6.1.2.1.15.6.1.3");
>                    oidArray[3] =  new OID("1.3.6.1.2.1.15.6.1.4");
>                    oidArray[4] =  new OID("1.3.6.1.2.1.15.6.1.5");
>                    oidArray[5] =  new OID("1.3.6.1.2.1.15.6.1.6");
>                    oidArray[6] =  new OID("1.3.6.1.2.1.15.6.1.7");
>                    oidArray[7] =  new OID("1.3.6.1.2.1.15.6.1.8");
>                    oidArray[8] =  new OID("1.3.6.1.2.1.15.6.1.9");
>                    oidArray[9] =  new OID("1.3.6.1.2.1.15.6.1.10");
>                    oidArray[10] =  new OID("1.3.6.1.2.1.15.6.1.11");
>                    oidArray[11] =  new OID("1.3.6.1.2.1.15.6.1.12");
>                    oidArray[12] =  new OID("1.3.6.1.2.1.15.6.1.13");
>                    oidArray[13] =  new OID("1.3.6.1.2.1.15.6.1.14");
>                    List list = tu.getTable(target, oidArray,null,null);
>                    System.out.println("The size of the list is  :  "+
>         list.size());
>                    System.out.println(list.get(0).getClass());
>                   for(int i=0;i<list.size();i++)
>                   {
>                       TableEvent tableevent = (TableEvent)list.get(i);
>                       VariableBinding[] vb = tableevent.getColumns();
>                       if(vb==null)
>                            System.out.println("this is null....");
>            //           System.out.println("size of the vb is :
>         "+vb.length);
>                      /* for(int j=0;j<vb.length;j++)
>                       {
>                           System.out.println(vb[j]);
>                       }*/
>                   }
> 
> 
>                } catch (IOException ex) {
>                  
>          Logger.getLogger(TableMain.class.getName()).log(Level.SEVERE,
>         null, ex);
>                }
>            }
> 
>         }
> 
> 
> 
>         and the code for other class is..
> 
>         /*
>          * To change this template, choose Tools | Templates
>          * and open the template in the editor.
>          */
> 
>         package snmp;
> 
>         import org.snmp4j.PDU;
>         import org.snmp4j.Target;
>         import org.snmp4j.util.PDUFactory;
> 
>         /**
>          *
>          * @author crysm
>          */
>         public class TableReader implements PDUFactory
>         {
> 
>            public PDU createPDU(Target arg0) {
>              PDU pdu = new PDU();
>              return pdu;
>            }
> 
>         }
> 
> 
>         .... in the end...when I get the list of TableEvents with the
>         help of
>         getTable function of TableUtils class...the
>         TableEvent.getColumns returns
>         null.....Can you please help with this..Thanks in advance..
> 
>         This is the output I am getting....
> 
>         The size of the list is  :  1
>         class org.snmp4j.util.TableEvent
>         this is null....
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>         SNMP4J at agentpp.org <mailto:SNMP4J at agentpp.org>
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> 
> 
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> 
> 

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