Java Programming

I am working with SNMP4j api to create an agent, and I'm having the same problem you had. I can not send traps.
Someone can Help me?
I using the follow code.

 
package org.snmp4j.agent.test;
 
import java.io.*;
 
import org.apache.log4j.*;
import org.snmp4j.*;
import org.snmp4j.agent.*;
import org.snmp4j.agent.mo.*;
import org.snmp4j.agent.mo.snmp.*;
import org.snmp4j.mp.*;
import org.snmp4j.security.*;
import org.snmp4j.smi.*;
import org.snmp4j.transport.*;
import org.snmp4j.agent.io.ImportModes;
import org.snmp4j.util.ThreadPool;
import org.snmp4j.log.Log4jLogFactory;
import org.snmp4j.log.LogFactory;
import org.snmp4j.agent.mo.snmp4j.example.Snmp4jHeartbeatMib;
import org.snmp4j.agent.security.MutableVACM;
import org.snmp4j.agent.mo.ext.AgentppSimulationMib;
 
public class TestAgent extends BaseAgent {
 
  // initialize Log4J logging
  static {
    LogFactory.setLogFactory(new Log4jLogFactory());
  }
 
  protected String address;
  private Snmp4jHeartbeatMib heartbeatMIB;
  private IfMib ifMIB;
  private AgentppSimulationMib agentppSimulationMIB;
 
  /**
   * Creates the test agent with a file to read and store the boot counter and
   * a file to read and store its configuration.
   *
   * @param bootCounterFile
   *    a file containing the boot counter in serialized form (as expected by
   *    BaseAgent).
   * @param configFile
   *    a configuration file with serialized management information.
   * @throws IOException
   *    if the boot counter or config file cannot be read properly.
   */
  public TestAgent(File bootCounterFile, File configFile) throws IOException {
    super(bootCounterFile, configFile,
          new CommandProcessor(new OctetString(MPv3.createLocalEngineID())));
// Alternatively:       OctetString.fromHexString("00:00:00:00:00:00:02", ':');
    agent.setWorkerPool(ThreadPool.create("RequestPool", 4));
  }
 
  protected void registerManagedObjects() {
    try {
//      server.register(createStaticIfTable(), null);
      agentppSimulationMIB.registerMOs(server, null);
      ifMIB.registerMOs(server, new OctetString("public"));
      heartbeatMIB.registerMOs(server, null);
    }
    catch (DuplicateRegistrationException ex) {
      ex.printStackTrace();
    }
  }
 
  protected void addNotificationTargets(SnmpTargetMIB targetMIB,
                                        SnmpNotificationMIB notificationMIB) {
    targetMIB.addDefaultTDomains();
 
    targetMIB.addTargetAddress(new OctetString("notificationV2c"),
                               TransportDomains.transportDomainUdpIpv4,
                               new OctetString(new UdpAddress("127.0.0.1/162").getValue()),
                               200, 1,
                               new OctetString("notify"),
                               new OctetString("v2c"),
                               StorageType.permanent);
    targetMIB.addTargetAddress(new OctetString("notificationV3"),
                               TransportDomains.transportDomainUdpIpv4,
                               new OctetString(new UdpAddress("127.0.0.1/1162").getValue()),
                               200, 1,
                               new OctetString("notify"),
                               new OctetString("v3notify"),
                               StorageType.permanent);
    targetMIB.addTargetParams(new OctetString("v2c"),
                              MessageProcessingModel.MPv2c,
                              SecurityModel.SECURITY_MODEL_SNMPv2c,
                              new OctetString("cpublic"),
                              SecurityLevel.AUTH_PRIV,
                              StorageType.permanent);
    targetMIB.addTargetParams(new OctetString("v3notify"),
                              MessageProcessingModel.MPv3,
                              SecurityModel.SECURITY_MODEL_USM,
                              new OctetString("v3notify"),
                              SecurityLevel.NOAUTH_NOPRIV,
                              StorageType.permanent);
    notificationMIB.addNotifyEntry(new OctetString("default"),
                                   new OctetString("notify"),
                                   SnmpNotificationMIB.SnmpNotifyTypeEnum.inform,
                                   StorageType.permanent);
  }
 

the code continuous in the next thread
Thanks