fixed some PME normals

src/main/java/ch/ethz/seb/sebserver/gbl/model/user/UserInfo.java

@@ -221,7 +221,7 @@ public final class UserInfo implements UserAccount, Activatable, Serializable {
     }
 
     @Override
-    protected Object clone() throws CloneNotSupportedException {
+    public Object clone() throws CloneNotSupportedException {
         return UserInfo.of(this);
     }
 

src/main/java/ch/ethz/seb/sebserver/gui/widget/FileUploadSelection.java

@@ -12,6 +12,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Locale;
 import java.util.function.Consumer;
 
 import org.eclipse.rap.fileupload.FileDetails;
@@ -138,7 +139,8 @@ public class FileUploadSelection extends Composite {
     private boolean fileSupported(final String fileName) {
         return this.supportedFileExtensions
                 .stream()
-                .filter(fileType -> fileName.toUpperCase().endsWith(fileType.toUpperCase()))
+                .filter(fileType -> fileName.toUpperCase(Locale.ROOT)
+                        .endsWith(fileType.toUpperCase(Locale.ROOT)))
                 .findFirst()
                 .isPresent();
     }

src/main/java/ch/ethz/seb/sebserver/gui/widget/ImageUploadSelection.java

@@ -16,6 +16,7 @@ import java.util.Arrays;
 import java.util.Base64;
 import java.util.Collections;
 import java.util.HashSet;
+import java.util.Locale;
 import java.util.Set;
 import java.util.function.Consumer;
 
@@ -189,7 +190,8 @@ public final class ImageUploadSelection extends Composite {
     private static boolean fileSupported(final String fileName) {
         return SUPPORTED_IMAGE_FILES
                 .stream()
-                .filter(fileType -> fileName.toUpperCase().endsWith(fileType.toUpperCase()))
+                .filter(fileType -> fileName.toUpperCase(Locale.ROOT)
+                        .endsWith(fileType.toUpperCase(Locale.ROOT)))
                 .findFirst()
                 .isPresent();
     }

src/main/java/ch/ethz/seb/sebserver/gui/widget/Message.java

@@ -16,6 +16,7 @@ import org.eclipse.swt.widgets.Shell;
 
 public final class Message extends MessageBox {
 
+    private static final int NORMAL_WIDTH = 400;
     private static final long serialVersionUID = 6973272221493264432L;
 
     public Message(final Shell parent, final String title, final String message, final int type) {
@@ -32,9 +33,9 @@ public final class Message extends MessageBox {
         layout.marginBottom = 10;
         super.shell.setData(RWT.CUSTOM_VARIANT, "message");
         final Rectangle bounds = super.shell.getBounds();
-        if (bounds.width < 400) {
-            bounds.x = bounds.x - (400 - bounds.width) / 2;
-            bounds.width = 400;
+        if (bounds.width < NORMAL_WIDTH) {
+            bounds.x = bounds.x - (NORMAL_WIDTH - bounds.width) / 2;
+            bounds.width = NORMAL_WIDTH;
             super.shell.setBounds(bounds);
         }
     }

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ExamConfigurationMapDAOImpl.java

@@ -282,6 +282,7 @@ public class ExamConfigurationMapDAOImpl implements ExamConfigurationMapDAO {
                 break;
             default:
                 selectionFunction = key -> Result.of(Collections.emptyList()); //empty select function
+                break;
         }
 
         return getDependencies(bulkAction, selectionFunction);

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/ExamDAOImpl.java

@@ -302,6 +302,7 @@ public class ExamDAOImpl implements ExamDAO {
                 break;
             default:
                 selectionFunction = key -> Result.of(Collections.emptyList()); //empty select function
+                break;
         }
 
         return getDependencies(bulkAction, selectionFunction);

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/IndicatorDAOImpl.java

@@ -245,6 +245,7 @@ public class IndicatorDAOImpl implements IndicatorDAO {
                 break;
             default:
                 selectionFunction = key -> Result.of(Collections.emptyList()); //empty select function
+                break;
         }
 
         return getDependencies(bulkAction, selectionFunction);

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/dao/impl/UserDAOImpl.java

@@ -187,7 +187,6 @@ public class UserDAOImpl implements UserDAO {
                     .flatMap(DAOLoggingSupport::logAndSkipOnError)
                     .filter(_predicate)
                     .collect(Collectors.toList());
-            ;
 
             return userInfo;
         });