booktitleservice.java

java web services how to program

// Fig. 6.2: BookTitleService.java
// Class BookTitleService provides the Book Title Web 
// service, which returns a title of a book associated with an 
// ISBN number.
package com.deitel.jws1.soap.services;

import java.util.*;

public class BookTitleService {

   // Map contains ISBN/Book-Title pairs
   Map books;

   // constructor to initialize books HashMap
   public BookTitleService()
   {
      books = new HashMap();

      // store ISBN/Book-Title pairs in HashMap
      books.put( "0130895601", 
         "Advanced Java 2 Platform How to Program" );
      books.put( "0130895717", 
         "C++ How to Program, Third edition" );
      books.put( "0130293636", 
         "Visual Basic. NET How to Program" );
      books.put( "0130284173", "XML How to Program" );
      books.put( "0130923613", "Python How to Program" );

   } // end constructor

   // service to obtain book title associated with ISBN number
   public String getBookTitle( String ISBN )
   {
      return ( String ) books.get( ISBN );
   }

} // end class BookTitleService