Persistence experiments

10 files changed, 219 insertions, 65 deletions

diff --git a/src/main/java/org/traccar/web/client/MapPanel.java b/src/main/java/org/traccar/web/client/MapPanel.java
index 72ed0d3b..81d842e7 100644
--- a/src/main/java/org/traccar/web/client/MapPanel.java
+++ b/src/main/java/org/traccar/web/client/MapPanel.java
@@ -1,35 +1,22 @@
 package org.traccar.web.client;
 
-import com.smartgwt.client.widgets.layout.SectionStack;
-import com.smartgwt.client.widgets.layout.SectionStackSection;
-import com.smartgwt.client.widgets.Label;
-import com.smartgwt.client.widgets.Canvas;
-import com.smartgwt.client.widgets.WidgetCanvas;
-import com.smartgwt.client.widgets.events.ResizedEvent;
-import com.smartgwt.client.widgets.events.ResizedHandler;
-import com.smartgwt.client.widgets.events.DragResizeStopEvent;
-import com.smartgwt.client.widgets.events.DragResizeStopHandler;
-import com.smartgwt.client.widgets.events.DrawEvent;
-import com.smartgwt.client.widgets.events.DrawHandler;
-import com.smartgwt.client.types.Overflow;
-
-import com.google.gwt.core.client.Scheduler;
-
 import org.gwtopenmaps.openlayers.client.LonLat;
 import org.gwtopenmaps.openlayers.client.Map;
 import org.gwtopenmaps.openlayers.client.MapOptions;
 import org.gwtopenmaps.openlayers.client.MapWidget;
 import org.gwtopenmaps.openlayers.client.Projection;
-import org.gwtopenmaps.openlayers.client.control.LayerSwitcher;
-import org.gwtopenmaps.openlayers.client.control.OverviewMap;
 import org.gwtopenmaps.openlayers.client.control.ScaleLine;
 import org.gwtopenmaps.openlayers.client.layer.OSM;
 
 import com.google.gwt.user.client.DOM;
 import com.google.gwt.user.client.Element;
-
-import com.google.gwt.event.logical.shared.AttachEvent;
-import org.gwtopenmaps.openlayers.client.layer.*;
+import com.smartgwt.client.widgets.WidgetCanvas;
+import com.smartgwt.client.widgets.events.DrawEvent;
+import com.smartgwt.client.widgets.events.DrawHandler;
+import com.smartgwt.client.widgets.events.ResizedEvent;
+import com.smartgwt.client.widgets.events.ResizedHandler;
+import com.smartgwt.client.widgets.layout.SectionStack;
+import com.smartgwt.client.widgets.layout.SectionStackSection;
 
 /**
  * Map panel widget
@@ -90,7 +77,7 @@ public class MapPanel extends SectionStack {
                     e.getParentElement().getStyle().setProperty("width", "100%");
                     e.getParentElement().getStyle().setProperty("height", "100%");
                 }
-            } 
+            }
         });
 
         // Map resize handler
diff --git a/src/main/java/org/traccar/web/client/Style.java b/src/main/java/org/traccar/web/client/Style.java
new file mode 100644
index 00000000..83673906
--- /dev/null
+++ b/src/main/java/org/traccar/web/client/Style.java
@@ -0,0 +1,13 @@
+package org.traccar.web.client;
+
+public class Style {
+
+    public static int getPadding() {
+        return 10;
+    }
+
+    public static int getCellPadding() {
+        return 5;
+    }
+
+}
diff --git a/src/main/java/org/traccar/web/client/Traccar.java b/src/main/java/org/traccar/web/client/Traccar.java
index fdd8dac4..ca7cb3f4 100644
--- a/src/main/java/org/traccar/web/client/Traccar.java
+++ b/src/main/java/org/traccar/web/client/Traccar.java
@@ -1,7 +1,11 @@
 package org.traccar.web.client;
 
+import java.util.List;
+
 import org.traccar.web.client.database.DatabaseService;
 import org.traccar.web.client.database.DatabaseServiceAsync;
+import org.traccar.web.client.login.LoginDialog;
+import org.traccar.web.shared.model.Device;
 
 import com.google.gwt.core.client.EntryPoint;
 import com.google.gwt.core.client.GWT;
@@ -20,25 +24,70 @@ public class Traccar implements EntryPoint {
     /**
      * Entry point method
      */
+    @Override
     public void onModuleLoad() {
 
-        DatabaseServiceAsync databaseService = GWT.create(DatabaseService.class);
+        final DatabaseServiceAsync databaseService = GWT.create(DatabaseService.class);
+
+        final AsyncCallback<List<Device>> callback2 = new AsyncCallback<List<Device>>() {
+            @Override
+            public void onFailure(Throwable caught) {
+                SC.say("onFailure2: " + caught.toString());
+            }
+            @Override
+            public void onSuccess(List<Device> result) {
+                String s = "";
+                if (result!= null) {
+                    for (Device d : result) {
+                        s += d.getName() + " ";
+                    }
+                }
+                SC.say("Devices: " + s);
+            }
+        };
 
-        AsyncCallback<Boolean> callback = new AsyncCallback<Boolean>() {
+        final AsyncCallback<Boolean> callback = new AsyncCallback<Boolean>() {
+            @Override
             public void onFailure(Throwable caught) {
                 SC.say("onFailure: " + caught.toString());
             }
 
+            @Override
             public void onSuccess(Boolean result) {
-                SC.say("onSuccess: " + result);
+                databaseService.getDevices(callback2);
             }
         };
 
-        databaseService.authenticate("test", "test", callback);
+        final LoginDialog loginDialog = new LoginDialog();
+
+        loginDialog.setLoginHandler(new LoginDialog.LoginHandler() {
+            private boolean validate(String login, String password) {
+                if (login == null || login.isEmpty() || password == null || password.isEmpty()) {
+                    SC.warn("Login and password fields must not be blank");
+                    return false;
+                }
+                return true;
+            }
+
+            @Override
+            public void onLogin(String login, String password) {
+                if (validate(login, password)) {
+                    loginDialog.destroy();
+                    databaseService.authenticate(login, password, callback);
+                }
+            }
+
+            @Override
+            public void onRegister(String login, String password) {
+                if (validate(login, password)) {
+                    loginDialog.destroy();
+                    databaseService.register(login, password, callback);
+                }
+            }
+        });
 
-        /*LoginDialog loginDialog = new LoginDialog();
         loginDialog.draw();
-        loginDialog.centerInPage();*/
+        loginDialog.centerInPage();
 
         /*devicePanel = new DevicePanel();
         devicePanel.setWidth("20%");
diff --git a/src/main/java/org/traccar/web/client/database/DatabaseService.java b/src/main/java/org/traccar/web/client/database/DatabaseService.java
index 6d08a5ca..0a41ce90 100644
--- a/src/main/java/org/traccar/web/client/database/DatabaseService.java
+++ b/src/main/java/org/traccar/web/client/database/DatabaseService.java
@@ -1,5 +1,9 @@
 package org.traccar.web.client.database;
 
+import java.util.List;
+
+import org.traccar.web.shared.model.Device;
+
 import com.google.gwt.user.client.rpc.RemoteService;
 import com.google.gwt.user.client.rpc.RemoteServiceRelativePath;
 
@@ -8,4 +12,8 @@ public interface DatabaseService extends RemoteService {
 
     boolean authenticate(String login, String password);
 
+    boolean register(String login, String password);
+
+    List<Device> getDevices();
+
 }
diff --git a/src/main/java/org/traccar/web/client/database/DatabaseServiceAsync.java b/src/main/java/org/traccar/web/client/database/DatabaseServiceAsync.java
index 471edf00..6cf6fc48 100644
--- a/src/main/java/org/traccar/web/client/database/DatabaseServiceAsync.java
+++ b/src/main/java/org/traccar/web/client/database/DatabaseServiceAsync.java
@@ -1,10 +1,17 @@
 package org.traccar.web.client.database;
 
+import java.util.List;
+
+import org.traccar.web.shared.model.Device;
+
 import com.google.gwt.user.client.rpc.AsyncCallback;
 
 public interface DatabaseServiceAsync {
 
-    void authenticate(String login, String password,
-            AsyncCallback<Boolean> callback);
+    void authenticate(String login, String password, AsyncCallback<Boolean> callback);
+
+    void register(String login, String password, AsyncCallback<Boolean> callback);
+
+    void getDevices(AsyncCallback<List<Device>> callback);
 
 }
diff --git a/src/main/java/org/traccar/web/client/login/LoginDialog.java b/src/main/java/org/traccar/web/client/login/LoginDialog.java
index 3ac01ccd..ba00cabc 100644
--- a/src/main/java/org/traccar/web/client/login/LoginDialog.java
+++ b/src/main/java/org/traccar/web/client/login/LoginDialog.java
@@ -1,50 +1,77 @@
 package org.traccar.web.client.login;
 
+import org.traccar.web.client.Style;
+
+import com.smartgwt.client.widgets.IButton;
 import com.smartgwt.client.widgets.Window;
+import com.smartgwt.client.widgets.events.ClickEvent;
+import com.smartgwt.client.widgets.events.ClickHandler;
 import com.smartgwt.client.widgets.form.DynamicForm;
 import com.smartgwt.client.widgets.form.fields.PasswordItem;
 import com.smartgwt.client.widgets.form.fields.TextItem;
-import com.smartgwt.client.widgets.form.fields.ButtonItem;
-import com.smartgwt.client.types.Alignment;
-import com.smartgwt.client.types.TitleOrientation;
-import com.smartgwt.client.widgets.layout.Layout;
 import com.smartgwt.client.widgets.form.fields.ToolbarItem;
-import com.smartgwt.client.widgets.IButton;
-import com.smartgwt.client.widgets.Button;
+import com.smartgwt.client.widgets.layout.Layout;
 
 public class LoginDialog extends Window {
 
-	private DynamicForm form;
-
-	public LoginDialog() {
+    public LoginDialog() {
 
-		// Window properties
+        // Window properties
         setTitle("User Authentication");
         setShowCloseButton(false);
         setShowMinimizeButton(false);
         setAutoSize(true);
 
         // Login form
-		form = new DynamicForm();
+        final DynamicForm form = new DynamicForm();
         form.setHeight100();
         form.setWidth100();
-        TextItem loginEdit = new TextItem();
+        final TextItem loginEdit = new TextItem();
         loginEdit.setTitle("Login");
-        PasswordItem passwordEdit = new PasswordItem();
+        final PasswordItem passwordEdit = new PasswordItem();
         passwordEdit.setTitle("Password");
 
-        ToolbarItem toolbarItem = new ToolbarItem();
-        toolbarItem.setButtons(new IButton("Login"), new IButton("Register"));
+        final ToolbarItem toolbarItem = new ToolbarItem();
+        toolbarItem.setButtons(
+                new IButton("Login", new ClickHandler() {
+                    @Override
+                    public void onClick(ClickEvent event) {
+                        if (loginHandler != null) {
+                            loginHandler.onLogin(
+                                    loginEdit.getValueAsString(), passwordEdit.getValueAsString());
+                        }
+                    }
+                }),
+                new IButton("Register", new ClickHandler() {
+                    @Override
+                    public void onClick(ClickEvent event) {
+                        if (loginHandler != null) {
+                            loginHandler.onRegister(
+                                    loginEdit.getValueAsString(), passwordEdit.getValueAsString());
+                        }
+                    }
+                }));
 
         form.setFields(loginEdit, passwordEdit, toolbarItem);
-        form.setCellPadding(5);
+        form.setCellPadding(Style.getCellPadding());
 
-        Layout layout = new Layout();
-        layout.setPadding(10);
+        final Layout layout = new Layout();
+        layout.setPadding(Style.getPadding());
 
         layout.addMember(form);
 
         addItem(layout);
     }
 
+    public interface LoginHandler {
+        public void onLogin(String login, String password);
+        public void onRegister(String login, String password);
+    }
+
+    private LoginHandler loginHandler;
+
+    public void setLoginHandler(LoginHandler loginHandler) {
+        this.loginHandler = loginHandler;
+    }
+
 }
diff --git a/src/main/java/org/traccar/web/server/database/DatabaseServiceImpl.java b/src/main/java/org/traccar/web/server/database/DatabaseServiceImpl.java
index 89f72e6c..372e5ddc 100644
--- a/src/main/java/org/traccar/web/server/database/DatabaseServiceImpl.java
+++ b/src/main/java/org/traccar/web/server/database/DatabaseServiceImpl.java
@@ -1,34 +1,80 @@
 package org.traccar.web.server.database;
 
+import java.util.LinkedList;
+import java.util.List;
+
 import javax.persistence.EntityManager;
 import javax.persistence.Persistence;
+import javax.persistence.TypedQuery;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpSession;
 
 import org.traccar.web.client.database.DatabaseService;
+import org.traccar.web.shared.model.Device;
 import org.traccar.web.shared.model.User;
 
 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
 
 public class DatabaseServiceImpl extends RemoteServiceServlet implements DatabaseService {
 
-    public boolean authenticate(String login, String password) {
+    private static final String PERSISTENCE_UNIT = "traccar";
+    private static final String ATTRIBUTE_USER = "user";
 
-        EntityManager entityManager = Persistence.createEntityManagerFactory("traccar").createEntityManager();
-        entityManager.getTransaction().begin();
+    private EntityManager entityManager;
 
-        User user = new User();
-        user.setLogin("test");
-        user.setPassword("1");
+    @Override
+    public void init() throws ServletException {
+        super.init();
+        entityManager = Persistence.createEntityManagerFactory(PERSISTENCE_UNIT).createEntityManager();
+    }
 
-        entityManager.persist(user);
-        entityManager.getTransaction().commit();
+    private void setUser(User user) {
+        HttpSession session = getThreadLocalRequest().getSession();
+        session.setAttribute(ATTRIBUTE_USER, user);
+    }
+
+    private User getUser() {
+        HttpSession session = getThreadLocalRequest().getSession();
+        return (User) session.getAttribute(ATTRIBUTE_USER);
+    }
 
-        //User foundUser = entityManager.find(User.class, user.getId());
-        entityManager.close();
+    @Override
+    public boolean authenticate(String login, String password) {
+        TypedQuery<User> query = entityManager.createQuery(
+                "SELECT x FROM User x WHERE x.login = :login", User.class);
+        query.setParameter("login", login);
+        List<User> results = query.getResultList();
 
-        if (login.equals("test") && password.equals("test")) {
+        if (!results.isEmpty() && password.equals(results.get(0).getPassword())) {
+            setUser(results.get(0));
             return true;
         }
         return false;
     }
 
+    @Override
+    public boolean register(String login, String password) {
+        User user = new User();
+        user.setLogin(login);
+        user.setPassword(password);
+        entityManager.getTransaction().begin();
+        entityManager.persist(user);
+        entityManager.getTransaction().commit();
+        setUser(user);
+        return true;
+    }
+
+    @Override
+    public List<Device> getDevices() {
+        User user = getUser();
+        if (user != null) {
+            List<Device> devices = new LinkedList<Device>();
+            for (Device device : user.getDevices()) {
+                devices.add(device);
+            }
+            return devices;
+        }
+        return null;
+    }
+
 }
diff --git a/src/main/java/org/traccar/web/shared/model/Device.java b/src/main/java/org/traccar/web/shared/model/Device.java
index 17bfae29..15d5cd93 100644
--- a/src/main/java/org/traccar/web/shared/model/Device.java
+++ b/src/main/java/org/traccar/web/shared/model/Device.java
@@ -1,5 +1,7 @@
 package org.traccar.web.shared.model;
 
+import java.io.Serializable;
+
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.GeneratedValue;
@@ -7,12 +9,15 @@ import javax.persistence.Id;
 import javax.persistence.Table;
 
 @Entity
-@Table(name="devices")
-public class Device {
+@Table(name = "devices")
+public class Device implements Serializable {
+
+    public Device() {
+    }
 
     @Id
     @GeneratedValue
-    long id;
+    private long id;
 
     @Column(unique = true)
     private String uniqueId;
diff --git a/src/main/java/org/traccar/web/shared/model/Position.java b/src/main/java/org/traccar/web/shared/model/Position.java
index 4ceb1714..17db3713 100644
--- a/src/main/java/org/traccar/web/shared/model/Position.java
+++ b/src/main/java/org/traccar/web/shared/model/Position.java
@@ -1,5 +1,6 @@
 package org.traccar.web.shared.model;
 
+import java.io.Serializable;
 import java.util.Date;
 
 import javax.persistence.Entity;
@@ -12,11 +13,14 @@ import org.hibernate.annotations.Index;
 
 @Entity
 @Table(name = "positions")
-public class Position {
+public class Position implements Serializable {
+
+    public Position() {
+    }
 
     @Id
     @GeneratedValue
-    long id;
+    private long id;
 
     @ManyToOne
     @Index(name = "positionsIndex")
diff --git a/src/main/java/org/traccar/web/shared/model/User.java b/src/main/java/org/traccar/web/shared/model/User.java
index b82dd8e7..61d6a364 100644
--- a/src/main/java/org/traccar/web/shared/model/User.java
+++ b/src/main/java/org/traccar/web/shared/model/User.java
@@ -1,5 +1,6 @@
 package org.traccar.web.shared.model;
 
+import java.io.Serializable;
 import java.util.List;
 
 import javax.persistence.Column;
@@ -11,11 +12,14 @@ import javax.persistence.Table;
 
 @Entity
 @Table(name="users")
-public class User {
+public class User implements Serializable {
+
+    public User() {
+    }
 
     @Id
     @GeneratedValue
-    long id;
+    private long id;
 
     @Column(unique = true)
     private String login;
@@ -41,4 +45,8 @@ public class User {
     @ManyToMany
     private List<Device> devices;
 
+    public List<Device> getDevices() {
+        return devices;
+    }
+
 }