/* ----------------------------------------------------------------------------
 Copyright (c) 2003 jSNMP Enterprises, All Rights Reserved Worldwide
 ------------------------------------------------------------------------------

   Disclaimer: This software is provided AS IS, and without any warranty
               other than those which may be provided in a separate
               writing specifically referencing the software contained
               herein.  All other warranties, except those which may be
               provided separately in writing, are expressly disclaimed.
               WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, THERE IS
               NO WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
               PURPOSE which is given with respect to this software or the
               operability thereof.

   ------------------------------------------------------------------------
 */


// ------------------------------ Package -------------------------------------

// ------------------------------ Imports -------------------------------------
import com.outbackinc.services.protocol.snmp.*;
import com.outbackinc.services.protocol.snmp.corba.*;
import java.net.*;
import java.io.*;

/**
 * Sample which illustrates how to use the SnmpService to place
 * inspection orders.
 */
public class CORBAModTest
    implements SnmpCustomer
{
    // ------------------------------ Constants ---------------------------------

    // ------------------------------ Class variables ---------------------------

    // ------------------------------ Member (instance) variables ---------------

    private SnmpService m_cSnmpService;
    private String[] m_szLastOID;
    private InetAddress m_cInetAddressHost;
    private String m_szCommunity;
    private int m_iNumRetrieved;

    // ------------------------------ Methods -----------------------------------

    /**
     * Constructor
     */
    public CORBAModTest(SnmpService cSnmpService, InetAddress cInetAddressHost, String szCommunity)
        throws SocketException
    {
        //Sets the initial OID to something which should be before the table
        m_szLastOID = new String[1];
        m_szLastOID[0] = "1.3.6";
        m_cInetAddressHost = cInetAddressHost;
        m_szCommunity = szCommunity;

        //Initializes the Snmp Service
        m_cSnmpService = cSnmpService;
    }

    /**
     * Main method to start execution
     *
     * @param szArgs contains cmdline args, first of which must be the host
     *
     */
    public static void main(String[] szArgs)
    {
        try
        {
            if (szArgs.length < 4)
            {
                usage();
                return;
            }

            //Read IORs
            RandomAccessFile cRandomAccessFileFactory = new RandomAccessFile(szArgs[0], "r");
            String szFactoryIOR = cRandomAccessFileFactory.readLine();
            cRandomAccessFileFactory.close();

            RandomAccessFile cRandomAccessFileService = new RandomAccessFile(szArgs[1], "r");
            String szServiceIOR = cRandomAccessFileService.readLine();
            cRandomAccessFileService.close();

            //Connect the CORBA communications
            CORBASnmpClient cCORBASnmpClient = new CORBASnmpClient(szFactoryIOR,szServiceIOR);
            InetAddress iaHost = InetAddress.getByName(szArgs[2]);
            String szWriteCommunity = szArgs[3];
            System.out.println("Setting sysLocation.0 on " + iaHost + " with " + szWriteCommunity);

            CORBAModTest test = new CORBAModTest(cCORBASnmpClient.getService(), iaHost, szWriteCommunity);
            test.testMod();

            while (true)
            {
                Thread.currentThread().sleep(10000);
            }
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    /**
     *
     * Displays correct usage
     */
    public static void usage()
    {
        System.out.println("Usage : java CORBAModTest <factoryIORfile> <serviceIORfile> <hostname> <writecommunity>");
        System.out.println("\tfactoryIORfile : file from which to read the IOR of the SnmpTrapProfileFactory");
        System.out.println("\tserviceIORfile : file from which to read the IOR of the SnmpService");
        System.out.println("\thostname : host on which agent resides");
        System.out.println("\twritecommunity : write community on host on which agent resides");
    }


    //SnmpCustomer Implementation

    /**
     * callback for delivering successes.  In this case the implementation
     * is to print out the Object ID received and then use it for the basis
     * for the get-next request
     */
    public void deliverSuccessfulOrder(int iOrderNum,
                                       SnmpVarBind cSnmpVarBind)
    {
        System.out.println("deliverSuccessfulOrder(" + cSnmpVarBind.getName() + ": " + cSnmpVarBind.getStringValue() + ")");
        m_cSnmpService.stop();
        System.exit(0);
    }

    /**
     * callback for failures.  In this case if a failure is received,
     * stop
     */
    public void deliverFailedOrder(int iOrderNum, int iErrorStatus)
    {
        System.out.println("deliveredFailedOrder(" + iOrderNum + "," + iErrorStatus + ")");
        m_cSnmpService.stop();
        System.exit(1);
    }

    /**
     * Demonstrates
     * placing orders with the snmp service
     */
    public void testMod()
    {
        String[] objs = new String[1];
        objs[0] = "1.3.6.1.2.1.1.4.0";
        //objs[0] = "sysLocation.0";
        byte[] types = new byte[1];
        types[0] = SnmpConstants.ASN_OCTSTR;

        //String[] values = new String[1];
        //values[0] = ("jSNMPTester" +
        //             Integer.toString((int)System.currentTimeMillis()));

        Object[] values = new Object[1];
        values[0] = ("jSNMPTester" + Integer.toString((int)System.currentTimeMillis())).getBytes();


        m_cSnmpService.placeModificationOrder(m_cInetAddressHost,         //host
                                         161,            //port
                                         3,              //retries
                                         20,             //timeout
                                         m_szCommunity,  //write community
                                         true,           //atomic
                                         objs,           //String[] szOIDs,
                                         types,          //byte[] bTypes,
                                         values,         //Object[] objValues,
                                         this,           //SnmpCustomer customer,
                                         ++m_iNumRetrieved); //int iOrderNumStart);
        
    }
}