/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package sample.servicelifecycle;
import org.apache.axis2.AxisFault;
import org.apache.axis2.context.ServiceContext;
import org.apache.axis2.description.AxisService;
import org.apache.axis2.description.Parameter;
import sample.servicelifecycle.bean.Book;
import sample.servicelifecycle.bean.BookList;
import sample.servicelifecycle.bean.User;
import sample.servicelifecycle.bean.UserList;
public class LibraryService {
//To store all the available books
private BookList availableBookList;
//to keep all the book in the system
private BookList allBookList;
//to keep all the lended books
private BookList lendBookList;
//to keep the system users
private UserList userList;
public Book[] listAvailableBook() {
return availableBookList.getBookList();
}
public Book[] listAllBook() {
return allBookList.getBookList();
}
public Book[] listLendBook() {
return lendBookList.getBookList();
}
public Book lendBook(String isbn, String userName) throws AxisFault {
if (isLooged(userName)) {
Book book = availableBookList.getBook(isbn);
if (book == null) {
book = lendBookList.getBook(isbn);
if (book != null) {
throw new AxisFault("Someone has borrowed the book");
}
throw new AxisFault("Book is not available for lending");
}
availableBookList.removeBook(book);
lendBookList.addBook(book);
return book;
} else {
throw new AxisFault("First log into system");
}
}
public void returnBook(String isbn) {
Book tempBook = allBookList.getBook(isbn);
availableBookList.addBook(tempBook);
lendBookList.removeBook(tempBook);
}
private boolean isLooged(String userName) {
return userList.isLogged(userName);
}
public boolean register(String userName,
String passWord) throws AxisFault {
userList.addUser(new User(userName, passWord));
return true;
}
public boolean login(String userName, String passWord) throws AxisFault {
return userList.login(userName, passWord);
}
/**
* Session related methods
*/
public void init(ServiceContext serviceContext) {
AxisService service = serviceContext.getAxisService();
this.availableBookList = (BookList) service.getParameterValue(LibraryConstants.AVAILABLE_BOOK);
this.availableBookList.setListName(LibraryConstants.AVAILABLE_BOOK);
this.allBookList = (BookList) service.getParameterValue(LibraryConstants.ALL_BOOK);
this.lendBookList = (BookList) service.getParameterValue(LibraryConstants.LEND_BOOK);
this.userList = (UserList) service.getParameterValue(LibraryConstants.USER_LIST);
}
public void destroy(ServiceContext serviceContext) throws AxisFault {
AxisService service = serviceContext.getAxisService();
service.addParameter(new Parameter(LibraryConstants.AVAILABLE_BOOK, availableBookList));
service.addParameter(new Parameter(LibraryConstants.ALL_BOOK, allBookList));
service.addParameter(new Parameter(LibraryConstants.LEND_BOOK, lendBookList));
service.addParameter(new Parameter(LibraryConstants.USER_LIST, userList));
}
}