| /* |
| * 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.axiom.om.OMAbstractFactory; |
| import org.apache.axiom.om.OMElement; |
| import org.apache.axiom.om.OMFactory; |
| import org.apache.axiom.om.impl.builder.StAXOMBuilder; |
| import org.apache.axiom.om.util.StAXUtils; |
| import org.apache.axis2.AxisFault; |
| import org.apache.axis2.context.ConfigurationContext; |
| import org.apache.axis2.databinding.utils.BeanUtil; |
| import org.apache.axis2.description.AxisService; |
| import org.apache.axis2.description.Parameter; |
| import org.apache.axis2.engine.DefaultObjectSupplier; |
| import org.apache.axis2.engine.ServiceLifeCycle; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import sample.servicelifecycle.bean.Book; |
| import sample.servicelifecycle.bean.BookList; |
| import sample.servicelifecycle.bean.User; |
| import sample.servicelifecycle.bean.UserList; |
| |
| import javax.xml.namespace.QName; |
| import javax.xml.stream.XMLStreamReader; |
| import java.io.*; |
| import java.util.Iterator; |
| |
| public class LibraryLifeCycle implements ServiceLifeCycle { |
| private static final Log log = LogFactory.getLog(LibraryLifeCycle.class); |
| |
| public void startUp(ConfigurationContext configctx, |
| AxisService service) { |
| try { |
| String tempDir = System.getProperty("java.io.tmpdir"); |
| File tempFile = new File(tempDir); |
| File libFile = new File(tempFile, "library.xml"); |
| OMElement libraryElement; |
| boolean noFile = true; |
| if (!libFile.exists()) { |
| //Service starting at the first time or user has clean the temp.dir |
| Parameter allBooks = service.getParameter(LibraryConstants.ALL_BOOK); |
| libraryElement = allBooks.getParameterElement(); |
| } else { |
| InputStream in = new FileInputStream(libFile); |
| XMLStreamReader xmlReader = StAXUtils |
| .createXMLStreamReader(in); |
| StAXOMBuilder staxOMBuilder = new StAXOMBuilder(xmlReader); |
| libraryElement = staxOMBuilder.getDocumentElement(); |
| noFile = false; |
| } |
| processOmelemnt(libraryElement, service, noFile); |
| } catch (Exception exception) { |
| log.info(exception); |
| } |
| } |
| |
| public void shutDown(ConfigurationContext configctx, |
| AxisService service) { |
| try { |
| BookList availableBookList = (BookList) service.getParameterValue(LibraryConstants.AVAILABLE_BOOK); |
| BookList allBookList = (BookList) service.getParameterValue(LibraryConstants.ALL_BOOK); |
| BookList lendBookList = (BookList) service.getParameterValue(LibraryConstants.LEND_BOOK); |
| UserList userList = (UserList) service.getParameterValue(LibraryConstants.USER_LIST); |
| OMFactory fac = OMAbstractFactory.getOMFactory(); |
| OMElement libElement = fac.createOMElement("library", null); |
| Book[] bookList = allBookList.getBookList(); |
| libElement.addChild(BeanUtil.getOMElement( |
| new QName(LibraryConstants.ALL_BOOK), |
| bookList, new QName("book"), false, null)); |
| libElement.addChild(BeanUtil.getOMElement( |
| new QName(LibraryConstants.AVAILABLE_BOOK), |
| availableBookList.getBookList(), new QName("book"), false, null)); |
| libElement.addChild(BeanUtil.getOMElement( |
| new QName(LibraryConstants.LEND_BOOK), |
| lendBookList.getBookList(), new QName("book"), false, null)); |
| |
| libElement.addChild(BeanUtil.getOMElement( |
| new QName(LibraryConstants.USER_LIST), |
| userList.getUsers(), new QName("user"), false, null)); |
| |
| String tempDir = System.getProperty("java.io.tmpdir"); |
| File tempFile = new File(tempDir); |
| File libFile = new File(tempFile, "library.xml"); |
| OutputStream out = new FileOutputStream(libFile); |
| libElement.serialize(out); |
| out.flush(); |
| out.close(); |
| } catch (Exception e) { |
| log.info(e); |
| } |
| } |
| |
| private void processOmelemnt(OMElement element, AxisService service, boolean fileFound) throws AxisFault { |
| BookList allBookList = new BookList(LibraryConstants.ALL_BOOK); |
| OMElement bookEle = element.getFirstChildWithName(new QName(LibraryConstants.ALL_BOOK)); |
| Iterator book_itr = bookEle.getChildren(); |
| while (book_itr.hasNext()) { |
| Object obj = book_itr.next(); |
| if (obj instanceof OMElement) { |
| OMElement omElement = (OMElement) obj; |
| allBookList.addBook((Book) BeanUtil.deserialize(Book.class, omElement, new DefaultObjectSupplier(), "book")); |
| } |
| } |
| |
| BookList availableBookList = new BookList(LibraryConstants.AVAILABLE_BOOK); |
| OMElement avaliableBooksEle = |
| element.getFirstChildWithName(new QName(LibraryConstants.AVAILABLE_BOOK)); |
| if (avaliableBooksEle != null) { |
| Iterator available_book_itr = avaliableBooksEle.getChildren(); |
| while (available_book_itr.hasNext()) { |
| Object obj = available_book_itr.next(); |
| if (obj instanceof OMElement) { |
| OMElement omElement = (OMElement) obj; |
| availableBookList.addBook((Book) BeanUtil.deserialize(Book.class, omElement, new DefaultObjectSupplier(), "book")); |
| } |
| |
| } |
| } |
| |
| |
| BookList lendBookList = new BookList(LibraryConstants.LEND_BOOK); |
| OMElement lendBooksEle = |
| element.getFirstChildWithName(new QName(LibraryConstants.LEND_BOOK)); |
| if (lendBooksEle != null) { |
| Iterator lend_book_itr = lendBooksEle.getChildren(); |
| while (lend_book_itr.hasNext()) { |
| Object obj = lend_book_itr.next(); |
| if (obj instanceof OMElement) { |
| OMElement omElement = (OMElement) obj; |
| lendBookList.addBook((Book) BeanUtil.deserialize(Book.class, omElement, new DefaultObjectSupplier(), "book")); |
| } |
| } |
| } |
| UserList users = new UserList(); |
| OMElement usersEle = |
| element.getFirstChildWithName(new QName(LibraryConstants.USER_LIST)); |
| if (usersEle != null) { |
| Iterator usre_itr = usersEle.getChildren(); |
| while (usre_itr.hasNext()) { |
| Object obj = usre_itr.next(); |
| if (obj instanceof OMElement) { |
| OMElement omElement = (OMElement) obj; |
| users.addUser((User) BeanUtil.deserialize(User.class, omElement, |
| new DefaultObjectSupplier(), "user")); |
| } |
| |
| } |
| } |
| if (fileFound) { |
| availableBookList = allBookList.copy(); |
| service.addParameter(new Parameter(LibraryConstants.AVAILABLE_BOOK, availableBookList)); |
| } else { |
| 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, users)); |
| } |
| } |