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vogellavogella
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updates on examples
1 parent 6485ee9 commit 8ba9ebd

18 files changed

Lines changed: 133 additions & 24 deletions

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‎de.vogella.gae.java.chatbot/.settings/com.google.gdt.eclipse.core.prefs‎

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#Sun Nov 07 21:24:28 CET 2010
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#Tue Nov 23 21:04:08 CET 2010
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eclipse.preferences.version=1
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jarsExcludedFromWebInfLib=
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warSrcDir=war
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warSrcDirIsOutput=true

‎de.vogella.gae.java.chatbot/.settings/com.google.gwt.eclipse.core.prefs‎

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#Tue Nov 23 21:04:08 CET 2010
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eclipse.preferences.version=1
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filesCopiedToWebInfLib=

‎de.vogella.gae.java.chatbot/src/de/vogella/gae/java/chatbot/ChatbotServlet.java‎

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@@ -31,7 +31,7 @@ protected void doPost(HttpServletRequest req, HttpServletResponse resp)
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"This will be decided by me.",
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"You must stay in time and in quality." };
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Random random = new Random();
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int nextInt = random.nextInt(4);
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int nextInt = random.nextInt(6);
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Message message = xmppService.parseMessage(req);
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// To get the message send use message.getBody()
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Message reply = new MessageBuilder()

‎de.vogella.gae.java.chatbot/war/WEB-INF/appengine-web.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<appengine-web-app xmlns="http://appengine.google.com/ns/1.0">
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<application>workadvicebot</application>
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<application>managerchatbot</application>
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<version>1</version>
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<!-- Configure java.util.logging -->

‎de.vogella.gae.java.chatbot/war/WEB-INF/classes/de/vogella/gae/java/chatbot/ChatbotServlet.class‎

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‎de.vogella.gae.java.todo/src/de/vogella/gae/java/todo/EmailServlet.java‎

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@@ -2,6 +2,7 @@
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import java.io.IOException;
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import java.util.Properties;
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import java.util.logging.Logger;
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import javax.mail.Address;
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import javax.mail.MessagingException;
@@ -13,27 +14,31 @@
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import com.google.appengine.api.users.User;
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import de.vogella.gae.java.todo.dao.Dao;
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import de.vogella.gae.java.todo.model.MyUser;
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public class EmailServlet extends HttpServlet {
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private static final Logger log = Logger.getLogger(EmailServlet.class
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.getName());
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private static final long serialVersionUID = 1L;
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public void doPost(HttpServletRequest req, HttpServletResponse resp)
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throws IOException {
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Properties props = new Properties();
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Session email = Session.getDefaultInstance(props, null);
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try {
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MimeMessage message = new MimeMessage(email, req.getInputStream());
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String summary = message.getSubject();
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String description = getText(message);
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Address[] addresses = message.getFrom();
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User user = new User(addresses[0].toString(), "gmail.com");
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Dao.INSTANCE.add(user.getUserId(), summary, description, "");
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MyUser user = Dao.INSTANCE.getUser(addresses[0].toString());
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log.severe(addresses[0].toString());
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if (user != null) {
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Dao.INSTANCE.add(user.getUserId(), summary, description, "");
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} else {
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log.severe("User was null");
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}
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} catch (Exception e) {
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e.printStackTrace();

‎de.vogella.gae.java.todo/src/de/vogella/gae/java/todo/ServletCreateTodo.java‎

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package de.vogella.gae.java.todo;
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import java.io.IOException;
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import java.util.logging.Logger;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import com.google.appengine.api.users.UserServiceFactory;
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import de.vogella.gae.java.todo.dao.Dao;
15+
import de.vogella.gae.java.todo.model.MyUser;
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@SuppressWarnings("serial")
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public class ServletCreateTodo extends HttpServlet {
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private static final Logger log = Logger.getLogger(ServletCreateTodo.class
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.getName());
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public void doPost(HttpServletRequest req, HttpServletResponse resp)
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throws IOException {
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System.out.println("Creating new todo ");
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log.severe("Creating new todo Message ");
2025
User user = (User) req.getAttribute("user");
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if (user == null) {
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UserService userService = UserServiceFactory.getUserService();
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user = userService.getCurrentUser();
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}
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31+
// Check if users email is already known
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MyUser savedUser = Dao.INSTANCE.getUser(user.getEmail());
33+
if (savedUser == null) {
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log.severe("Save new user");
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Dao.INSTANCE.persistsUser(new MyUser(user.getUserId(), user
36+
.getEmail()));
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} else {
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log.severe("I have this user already");
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}
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String summary = checkNull(req.getParameter("summary"));
2742
String longDescription = checkNull(req.getParameter("description"));
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String url = checkNull(req.getParameter("url"));

‎de.vogella.gae.java.todo/src/de/vogella/gae/java/todo/dao/Dao.java‎

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package de.vogella.gae.java.todo.dao;
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3+
import java.util.ArrayList;
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import java.util.List;
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56
import javax.persistence.EntityManager;
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import javax.persistence.Query;
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9+
import de.vogella.gae.java.todo.model.MyUser;
810
import de.vogella.gae.java.todo.model.Todo;
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1012
public enum Dao {
@@ -18,6 +20,25 @@ public List<Todo> listTodos() {
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return todos;
1921
}
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23+
public void persistsUser(MyUser user) {
24+
EntityManager em = EMFService.get().createEntityManager();
25+
em.persist(user);
26+
em.close();
27+
}
28+
29+
public MyUser getUser(String email) {
30+
EntityManager em = EMFService.get().createEntityManager();
31+
Query q = em.createQuery("select u from MyUser u");
32+
// q.setParameter("email", email);
33+
List<MyUser> resultList = new ArrayList(q.getResultList());
34+
35+
em.close();
36+
if ((resultList != null) && (resultList.size() > 0)) {
37+
return resultList.get(0);
38+
}
39+
return null;
40+
}
41+
2142
public void add(String userId, String summery, String description,
2243
String url) {
2344
synchronized (this) {

‎de.vogella.gae.java.todo/src/de/vogella/gae/java/todo/model/MyUser.java‎

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package de.vogella.gae.java.todo.model;
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3+
import javax.persistence.Entity;
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import javax.persistence.GeneratedValue;
5+
import javax.persistence.GenerationType;
6+
import javax.persistence.Id;
7+
8+
@Entity
9+
public class MyUser {
10+
@Id
11+
@GeneratedValue(strategy = GenerationType.IDENTITY)
12+
private String id;
13+
private String userId;
14+
private String email;
15+
16+
public MyUser(String userId, String email) {
17+
this.id = userId;
18+
this.userId = userId;
19+
this.email = email;
20+
}
21+
22+
public String getId() {
23+
return id;
24+
}
25+
26+
public String getUserId() {
27+
return userId;
28+
}
29+
30+
public String getEmail() {
31+
return email;
32+
}
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34+
}

‎de.vogella.gae.java.todo/war/WEB-INF/appengine-web.xml‎

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<property name="java.util.logging.config.file" value="WEB-INF/logging.properties"/>
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</system-properties>
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11+
<sessions-enabled>true</sessions-enabled>
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1113
<inbound-services>
1214
<service>mail</service>
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</inbound-services>

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