created the first classes to add a book with very simple properties t…

…o start exploring appengine, need to start doing TDD

.gitignore

@@ -0,0 +1,8 @@
+.classpath
+.gwt/**
+.project
+.settings/**
+war/bookshelf/**
+war/WEB_INF/classes/**
+war/WEB-INF/appengine-generated/**
+war/WEB-INF/deploy/**

src/META-INF/jdoconfig.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<jdoconfig xmlns="http://java.sun.com/xml/ns/jdo/jdoconfig"
+   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+   xsi:noNamespaceSchemaLocation="http://java.sun.com/xml/ns/jdo/jdoconfig">
+
+   <persistence-manager-factory name="transactions-optional">
+       <property name="javax.jdo.PersistenceManagerFactoryClass"
+           value="org.datanucleus.store.appengine.jdo.DatastoreJDOPersistenceManagerFactory"/>
+       <property name="javax.jdo.option.ConnectionURL" value="appengine"/>
+       <property name="javax.jdo.option.NontransactionalRead" value="true"/>
+       <property name="javax.jdo.option.NontransactionalWrite" value="true"/>
+       <property name="javax.jdo.option.RetainValues" value="true"/>
+       <property name="datanucleus.appengine.autoCreateDatastoreTxns" value="true"/>
+   </persistence-manager-factory>
+</jdoconfig>

src/log4j.properties

@@ -0,0 +1,28 @@
+# A default log4j configuration for log4j users.
+#
+# To use this configuration, deploy it into your application's WEB-INF/classes
+# directory.  You are also encouraged to edit it as you like.
+
+
+log4j.rootLogger=DEBUG,A1
+# Configure the console as our one appender
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p [%c] - %m%n
+
+# tighten logging on the DataNucleus Categories
+log4j.category.DataNucleus.JDO=WARN, A1
+log4j.category.DataNucleus.Persistence=WARN, A1
+log4j.category.DataNucleus.Cache=WARN, A1
+log4j.category.DataNucleus.MetaData=WARN, A1
+log4j.category.DataNucleus.General=WARN, A1
+log4j.category.DataNucleus.Utility=WARN, A1
+log4j.category.DataNucleus.Transaction=WARN, A1
+log4j.category.DataNucleus.Datastore=WARN, A1
+log4j.category.DataNucleus.ClassLoading=WARN, A1
+log4j.category.DataNucleus.Plugin=WARN, A1
+log4j.category.DataNucleus.ValueGeneration=WARN, A1
+log4j.category.DataNucleus.Enhancer=WARN, A1
+log4j.category.DataNucleus.SchemaTool=WARN, A1
+
+log4j.logger.org.drea.server=DEBUG

src/org/drea/Bookshelf.gwt.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module
+	rename-to='bookshelf'>
+	<!-- Inherit the core Web Toolkit stuff.                        -->
+	<inherits
+		name='com.google.gwt.user.User' />
+
+	<!-- Inherit the default GWT style sheet.  You can change       -->
+	<!-- the theme of your GWT application by uncommenting          -->
+	<!-- any one of the following lines.                            -->
+	<inherits
+		name='com.google.gwt.user.theme.clean.Clean' />
+	<!-- <inherits name='com.google.gwt.user.theme.standard.Standard'/> -->
+	<!-- <inherits name='com.google.gwt.user.theme.chrome.Chrome'/> -->
+	<!-- <inherits name='com.google.gwt.user.theme.dark.Dark'/>     -->
+
+	<!-- Other module inherits                                      -->
+
+	<inherits name="com.google.gwt.activity.Activity"></inherits>
+	<inherits name="com.google.gwt.place.Place"></inherits>
+
+	<!-- Specify the app entry point class.                         -->
+	<entry-point
+		class='org.drea.client.Bookshelf' />
+
+	<!-- Use ClientFactoryImpl by default -->
+	<replace-with
+		class="org.drea.client.ClientFactoryImpl">
+		<when-type-is
+			class="org.drea.client.ClientFactory" />
+	</replace-with>
+
+	<!-- Specify the paths for translatable code                    -->
+	<source
+		path='client' />
+	<source
+		path='shared' />
+
+</module>

src/org/drea/client/Bookshelf.java

@@ -0,0 +1,62 @@
+package org.drea.client;
+
+import org.drea.client.place.AddBookPlace;
+import org.drea.client.place.mapper.AppActivityMapper;
+import org.drea.client.place.mapper.AppPlaceHistoryMapper;
+
+import com.google.gwt.activity.shared.ActivityManager;
+import com.google.gwt.activity.shared.ActivityMapper;
+import com.google.gwt.core.client.EntryPoint;
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.event.shared.EventBus;
+import com.google.gwt.place.shared.Place;
+import com.google.gwt.place.shared.PlaceController;
+import com.google.gwt.place.shared.PlaceHistoryHandler;
+import com.google.gwt.user.client.ui.RootPanel;
+import com.google.gwt.user.client.ui.SimplePanel;
+
+/**
+ * Entry point classes define <code>onModuleLoad()</code>.
+ */
+public class Bookshelf implements EntryPoint {
+
+	private final ClientFactory clientFactory = GWT.create(ClientFactory.class);
+	private SimplePanel appWidget = new SimplePanel();
+	private Place defaultPlace = new AddBookPlace();
+
+	/**
+	 * The message displayed to the user when the server cannot be reached or
+	 * returns an error.
+	 */
+	private static final String SERVER_ERROR = "An error occurred while "
+			+ "attempting to contact the server. Please check your network "
+			+ "connection and try again.";
+
+
+	/**
+	 * This is the entry point method.
+	 */
+	public void onModuleLoad() {
+
+		EventBus eventBus = clientFactory.getEventBus();
+
+
+		ActivityMapper activityMapper = new AppActivityMapper(clientFactory);
+		ActivityManager activityManager = new ActivityManager(activityMapper, eventBus);
+
+		activityManager.setDisplay(appWidget);
+
+		AppPlaceHistoryMapper historyMapper = GWT.create(AppPlaceHistoryMapper.class);
+
+		PlaceHistoryHandler historyHandler = new PlaceHistoryHandler(historyMapper);
+		PlaceController placeController = clientFactory.getPlaceController();
+
+		historyHandler.register(placeController, eventBus, defaultPlace);
+
+		RootPanel.get().add(appWidget);
+
+		historyHandler.handleCurrentHistory();
+
+
+	}
+}

src/org/drea/client/ClientFactory.java

@@ -0,0 +1,20 @@
+package org.drea.client;
+
+import org.drea.client.service.BooksServiceAsync;
+import org.drea.client.view.AddBookView;
+import org.drea.client.view.BookDetailsView;
+import org.drea.client.view.SearchBooksView;
+
+import com.google.gwt.event.shared.EventBus;
+import com.google.gwt.place.shared.PlaceController;
+
+public interface ClientFactory {
+	EventBus getEventBus();	
+	BooksServiceAsync getBooksService();
+	PlaceController getPlaceController();
+
+	BookDetailsView getBookDetailsView();
+	AddBookView getAddBookView();
+	SearchBooksView getSearchView();
+
+}

src/org/drea/client/ClientFactoryImpl.java

@@ -0,0 +1,57 @@
+package org.drea.client;
+
+import org.drea.client.service.BooksService;
+import org.drea.client.service.BooksServiceAsync;
+import org.drea.client.view.AddBookView;
+import org.drea.client.view.AddBookViewImpl;
+import org.drea.client.view.BookDetailsView;
+import org.drea.client.view.BookDetailsViewImpl;
+import org.drea.client.view.SearchBooksView;
+import org.drea.client.view.SearchBooksViewImpl;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.event.shared.EventBus;
+import com.google.gwt.event.shared.SimpleEventBus;
+import com.google.gwt.place.shared.PlaceController;
+
+public class ClientFactoryImpl implements ClientFactory {
+
+	private static BookDetailsView bookDetailsView = new BookDetailsViewImpl();
+	private static AddBookView addBookView = new AddBookViewImpl();
+	private static SearchBooksView searchBooksView = new SearchBooksViewImpl();
+
+	private static final EventBus eventBus = new SimpleEventBus();
+	private static final BooksServiceAsync booksService = (BooksServiceAsync) GWT.create(BooksService.class);
+	private static final PlaceController placeController = new PlaceController(eventBus);
+
+	@Override
+	public BookDetailsView getBookDetailsView() {
+		return bookDetailsView;
+	}
+
+	@Override
+	public EventBus getEventBus() {
+		return eventBus ;
+	}
+
+	@Override
+	public BooksServiceAsync getBooksService() {
+		return booksService;
+	}
+
+	@Override
+	public AddBookView getAddBookView() {		
+		return addBookView;
+	}
+
+	@Override
+	public PlaceController getPlaceController() {
+		return placeController;
+	}
+
+	@Override
+	public SearchBooksView getSearchView() {
+		return searchBooksView;
+	}
+
+}

src/org/drea/client/place/AddBookPlace.java

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+package org.drea.client.place;
+
+import com.google.gwt.place.shared.Place;
+import com.google.gwt.place.shared.PlaceTokenizer;
+
+public class AddBookPlace extends Place {
+
+	public AddBookPlace() {
+		super();
+	}
+
+	public static class Tokenizer implements PlaceTokenizer<AddBookPlace>{
+
+		@Override
+		public AddBookPlace getPlace(String token) {
+			return new AddBookPlace();
+		}
+
+		@Override
+		public String getToken(AddBookPlace place) {
+			return null;
+		}
+
+	}
+
+}

src/org/drea/client/place/BookDetailsPlace.java

@@ -0,0 +1,32 @@
+package org.drea.client.place;
+
+import com.google.gwt.place.shared.Place;
+import com.google.gwt.place.shared.PlaceTokenizer;
+
+public class BookDetailsPlace extends Place {
+
+	private String boolKey; 
+
+	public BookDetailsPlace(String token) {
+		super();
+		this.boolKey = token;
+	}
+
+	public String getBoolKey() {
+		return boolKey;
+	}
+
+	public static class Tokenizer implements PlaceTokenizer<BookDetailsPlace>{
+
+		@Override
+		public BookDetailsPlace getPlace(String token) {
+			return new BookDetailsPlace(token);
+		}
+
+		@Override
+		public String getToken(BookDetailsPlace place) {
+			return place.getBoolKey();
+		}
+	}
+
+}

src/org/drea/client/place/EditBookPlace.java

@@ -0,0 +1,33 @@
+package org.drea.client.place;
+
+import com.google.gwt.place.shared.Place;
+import com.google.gwt.place.shared.PlaceTokenizer;
+
+public class EditBookPlace extends Place {
+
+	private String bookKey; 
+
+	public EditBookPlace(String bookKey){
+		super();
+		this.bookKey = bookKey;
+	}
+
+	public String getBookKey() {
+		return bookKey;
+	}
+
+	public class Tokenizer implements PlaceTokenizer<EditBookPlace> {
+
+		@Override
+		public EditBookPlace getPlace(String token) {
+			return new EditBookPlace(token);
+		}
+
+		@Override
+		public String getToken(EditBookPlace place) {
+			return place.getBookKey();
+		}
+
+	}
+
+}

src/org/drea/client/place/SearchPlace.java

@@ -0,0 +1,22 @@
+package org.drea.client.place;
+
+import com.google.gwt.place.shared.Place;
+import com.google.gwt.place.shared.PlaceTokenizer;
+
+public class SearchPlace extends Place {
+
+	public class Tokenizer implements PlaceTokenizer<SearchPlace>{
+
+		@Override
+		public SearchPlace getPlace(String token) {
+			return new SearchPlace();
+		}
+
+		@Override
+		public String getToken(SearchPlace place) {
+			return null;
+		}
+
+	}
+
+}

src/org/drea/client/place/mapper/AppActivityMapper.java

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+package org.drea.client.place.mapper;
+
+import org.drea.client.ClientFactory;
+import org.drea.client.place.AddBookPlace;
+import org.drea.client.place.BookDetailsPlace;
+import org.drea.client.place.EditBookPlace;
+import org.drea.client.place.SearchPlace;
+import org.drea.client.presenter.AddBookPresenter;
+import org.drea.client.presenter.BookDetailsPresenter;
+import org.drea.client.presenter.SearchBookPresenter;
+
+import com.google.gwt.activity.shared.Activity;
+import com.google.gwt.activity.shared.ActivityMapper;
+import com.google.gwt.place.shared.Place;
+
+public class AppActivityMapper implements ActivityMapper {
+
+	ClientFactory clientFactory;
+
+	public AppActivityMapper(ClientFactory clientFactory) {
+		super();
+		this.clientFactory = clientFactory;
+	}
+
+	@Override
+	public Activity getActivity(Place place) {
+		if(place instanceof BookDetailsPlace){
+			return new BookDetailsPresenter(clientFactory, (BookDetailsPlace)place);
+		}else if (place instanceof AddBookPlace){
+			return new AddBookPresenter(clientFactory);
+		}else if(place instanceof EditBookPlace){
+			return new AddBookPresenter(clientFactory,(EditBookPlace)place);
+		}else if (place instanceof SearchPlace) {
+			return new SearchBookPresenter(clientFactory);
+		}
+		return null;
+	}
+
+}