Created zallery pages

src/zall/page/LoginServlet.java

@@ -0,0 +1,48 @@
+package zall.page;
+
+import zall.ZalleryServlet;
+import zall.bean.User;
+import zall.manager.AuthenticationManager;
+import zutil.db.DBConnection;
+import zutil.log.LogUtil;
+
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.sql.SQLException;
+import java.util.logging.Logger;
+
+import static zall.ZalleryConstant.SESSION_KEY_USER;
+
+@WebServlet("/login")
+public class LoginServlet extends ZalleryServlet {
+    private static Logger logger = LogUtil.getLogger();
+
+    private static final String JSP_FILE = "register.jsp";
+
+
+    public void doGet(HttpServletRequest request, HttpServletResponse response, DBConnection db) throws ServletException, IOException {
+        include(JSP_FILE, request, response);
+    }
+
+
+    public void doPost(HttpServletRequest request, HttpServletResponse response, DBConnection db) throws SQLException, ServletException, IOException {
+        User user = AuthenticationManager.authenticate(db,
+                request.getParameter("email"),
+                request.getParameter("password"));
+
+        // Successfull login
+        if (user != null) {
+            user.registerOnHost(request, response, db, true );
+            request.getSession().setAttribute(SESSION_KEY_USER, user);
+
+            forward("/", request, response);
+        }
+        // Failed login
+        else {
+            include(JSP_FILE, request, response);
+        }
+    }
+}