BPEL 10G : Fetching audit trail using BPEL API

import java.util.Hashtable;

import javax.naming.Context;

import com.oracle.bpel.client.IInstanceHandle;
import com.oracle.bpel.client.Locator;
import com.oracle.bpel.client.ServerException;
import com.oracle.bpel.client.delivery.IDeliveryService;
import com.oracle.bpel.client.util.WhereCondition;


//Additional Imports
import org.w3c.dom.*;
import com.collaxa.xml.XMLHelper;
import com.collaxa.cube.engine.test.*;
import com.collaxa.cube.xml.dom.DOMUtil;


public class AuditRetreiver {
    public AuditRetreiver() {
    }

    public static void main(String[] args) {
        Locator locator;
        try {
            Hashtable<String, String> env = new Hashtable<String, String>();
            env.put(Context.PROVIDER_URL,
                    "ormi://localhost:12401/orabpel");
            env.put(Context.SECURITY_PRINCIPAL, "oc4jadmin");
            env.put(Context.SECURITY_CREDENTIALS, "welcome1");
            env.put(Context.INITIAL_CONTEXT_FACTORY,
                    "com.evermind.server.rmi.RMIInitialContextFactory");
            locator = new Locator("default", env );
            locator.lookupService(IDeliveryService.SERVICE_NAME);

            long cikey = 140001;

            WhereCondition whereCikey = new WhereCondition("cikey = ?");
            whereCikey.setLong(1, cikey);

            IInstanceHandle[] instanceHandles = locator
                    .listInstances(whereCikey);

            for (int i = 0; i < instanceHandles.length; i++) {
                IInstanceHandle iInstanceHandle = instanceHandles[i];

            //Get the complete audit trail
            Element auditTrail = XMLHelper.parse(iInstanceHandle.getAuditTrail());

            //In case we want to print the audit trail
            System.out.println("Audit Trail : \n"+DOMUtil.toXML(auditTrail).toString());

            //Get the list of <details> element from <audit-trail>
            NodeList details = auditTrail.getElementsByTagName("details");

            //Get the first <details> element - this element would
            //indicate if reference details are stored in AUDIT_DETAILS
            //(e.g) <details id="0" />
            Element detailsElement = (Element)details.item(0);
            String detailId = detailsElement.getAttribute("id");

            //if detailId!=null , get the details stored in AUDIT_DETAILS table
            if (detailId!=null && !(detailId.trim().equals("")) )
            {
                System.out.println("Getting Audit Details from: AUDIT_DETAILS \n "+ iInstanceHandle.getAuditDetails(0));
            }
            //if detailId==null ,all details stored in AUDIT_TRAIL itself
            //proceed with getting the details from AUDIT_TRAIL
            else
            {
                System.out.println("Getting Audit Details from:AUDIT_TRAIL \n"+ BPELTestUtils.getElementText(detailsElement));

            }
       }

        } catch (ServerException e) {
            e.printStackTrace();
        }
        catch (Exception e) {
            e.printStackTrace();
        }

    }
}