added docker dev environment and fixed some bugs

src/zall/Zallery.java

@@ -8,6 +8,7 @@ import javax.naming.InitialContext;
 import javax.naming.NamingException;
 import javax.servlet.ServletConfig;
 import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -15,6 +16,7 @@ import javax.servlet.http.HttpServletRequest;
 import zutil.db.DBConnection;
 import zutil.log.LogUtil;
 
+@WebServlet(value = "/init", loadOnStartup = 1)
 public class Zallery extends HttpServlet{
     private static Logger logger = LogUtil.getLogger();
 

src/zall/ZalleryConstant.java

@@ -1,5 +1,7 @@
 package zall;
 
+import java.util.Locale;
+
 /**
  * Zallery globally defined constants
  */
@@ -7,11 +9,12 @@ public interface ZalleryConstant {
 
     /** Session Constants **/
 
-    String SESSION_KEY_USER      = "zal_user";
-    String SESSION_KEY_AUTH_HASH = "zal_session_hash";
+    String SESSION_KEY_USER      = "zall_user";
+    String SESSION_KEY_AUTH_HASH = "zall_ueser_session_hash";
 
     /** Language Key Constants **/
 
-    String LANG_BASENAME = "zallery_lang";
+    String LANG_BASENAME = "zall.lang.zallery_lang";
+    Locale LANG_DEFAULT = Locale.ENGLISH;
 
 }

src/zall/ZalleryServlet.java

@@ -1,6 +1,5 @@
 package zall;
 
-import zall.util.UserMessage;
 import zutil.db.DBConnection;
 import zutil.log.LogUtil;
 
@@ -9,16 +8,15 @@ import javax.servlet.ServletException;
 import javax.servlet.http.*;
 import java.io.IOException;
 import java.sql.SQLException;
-import java.util.Locale;
 import java.util.PropertyResourceBundle;
 import java.util.ResourceBundle;
 import java.util.logging.Logger;
 
-import static zall.ZalleryConstant.LANG_BASENAME;
+import static zall.ZalleryConstant.*;
 
 public abstract class ZalleryServlet extends HttpServlet {
     private static Logger logger = LogUtil.getLogger();
-    protected ResourceBundle lang = PropertyResourceBundle.getBundle(LANG_BASENAME, Locale.getDefault());
+    protected ResourceBundle lang = PropertyResourceBundle.getBundle(LANG_BASENAME, LANG_DEFAULT);
 
 
     public final void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException {

src/zall/filter/AuthenticationFilter.java

@@ -6,7 +6,6 @@ import zall.manager.AuthenticationManager;
 import javax.servlet.*;
 import javax.servlet.annotation.WebFilter;
 import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 
 /**
@@ -15,6 +14,7 @@ import java.io.IOException;
 @WebFilter(urlPatterns = "/")
 public class AuthenticationFilter implements Filter {
     private static final String LOGIN_URI = "/login";
+    private static final String REGISTER_URI = "/register";
 
 
     @Override
@@ -26,14 +26,13 @@ public class AuthenticationFilter implements Filter {
         User user = null;
 
         // continue the request via the filter pipeline if it is login page or it is a isValid User
-        if (requestURI.equals(LOGIN_URI) || AuthenticationManager.isValid(user, (HttpServletRequest) request)) {
+        if (requestURI.equals(LOGIN_URI) ||
+                requestURI.equals(REGISTER_URI) ||
+                AuthenticationManager.isValid(user, (HttpServletRequest) request)) {
             chain.doFilter(request, response);
         } else {
-            // do not continue the filter pipeline but respond back to client
-            HttpServletResponse resp = (HttpServletResponse) response;
-            resp.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
-            resp.setContentType("text/plain");
-            resp.sendRedirect(LOGIN_URI);
+            // do not continue the filter pipeline forward to login page
+            request.getRequestDispatcher(LOGIN_URI).forward(request, response);
         }
     }
 

src/zall/page/UserListServlet.java

@@ -14,7 +14,7 @@ import java.sql.SQLException;
 import java.util.List;
 import java.util.logging.Logger;
 
-@WebServlet("/register")
+@WebServlet("/users")
 public class UserListServlet extends ZalleryServlet {
     private static Logger logger = LogUtil.getLogger();
 

src/zall/transcoder/ZalleryTranscoder.java

@@ -38,7 +38,7 @@ import zutil.StringUtil;
 import zutil.db.DBConnection;
 import zutil.log.LogUtil;
 
-@WebServlet(value = "/transcoder", loadOnStartup = 1)
+@WebServlet(value = "/transcoder", loadOnStartup = 100)
 public class ZalleryTranscoder extends HttpServlet{
 	private static final Logger logger = LogUtil.getLogger();
 	private static final long serialVersionUID = 1L;