/*
 * @(#)BookLister.java
 *
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms
 *
 */

package com.sun.eportal.bookordering;

import com.sun.eportal.*;
import  java.util.*;
import  java.io.*; 

/**
 * BookLister.java  is a class which will  query for all endpoints
 * based on the classification scheme "ntis-gov:naics" for "Book Stores"
 *
 * @author Ramesh Mandava
 *
 */

public class BookLister {
    Vector bookVector;

    public BookLister( ) {
        bookVector = new Vector();
		
    }


    public Vector getBookVector( ) {
	return bookVector;
    }


    /*
     * This method will call the ClientQuery to find businesses classified
     * by as Book stores. It gets all the information about the service
     * providers
     * If  the commumnication type is of type JAXM then it adds it to
     * the jaxmEndpointVector  and then the BookClient send the query message
     * to those endpoints
     */
     public Vector populateAvailableBooks ( String queryType,
                      String queryValue ) {
	  bookVector = new Vector();
	  try {
	      String cScheme="ntis-gov:naics";
	      String keyName="Book Stores";
	      String keyValue="451211";
	      String serviceName="Online Book Ordering";

	      System.out.println("Now trying to run query");

	      ClientQuery clientQuery = new ClientQuery( );
	      Vector serviceProviderInfoVector = clientQuery.query( cScheme,
                       keyName, keyValue);

              System.err.println("ServiceProviderInfoVector Size -> " +
                     serviceProviderInfoVector.size()  );	
	      Vector jaxmEndpointVector= new Vector();	

	      for ( int i=0; i< serviceProviderInfoVector.size(); i++ ) {
	          ServiceProviderInfo spi = (ServiceProviderInfo)
                          serviceProviderInfoVector.elementAt(i);

                  /*
                   * Collect all JAXM related endpoints and
                   * communicate with them using BookClient
                   */
	          if ( spi.getCommunicationType().equals("JAXM") ) {
			    jaxmEndpointVector.addElement( spi.getEndpoint() );
	          }

	       }

	       if ( serviceProviderInfoVector.size() == 0 ) {
			//Potential Registry/JAXR bug
			System.out.println("Potential Registry/JAXR bug?"+
                              "  Using default endpoints");

			jaxmEndpointVector.addElement( 
                            "http://localhost:8080/ancbooks/bookordering");
			jaxmEndpointVector.addElement(
                            "http://localhost:8080/funbooks/bookordering");
		}
			
		BookClient bookClient = new BookClient();
		bookClient.constructMessage ( queryType, queryValue );

                System.out.println("JAXMEndopint vector"+
                        jaxmEndpointVector.size());
		bookVector = bookClient.getAllAvailableBooks (
                            jaxmEndpointVector  );

				
	} catch ( Exception e ) {
		System.err.println("Exception : In populateAvailableBooks" );
		e.printStackTrace();

	}
	return bookVector;


    }
				
		
			

}