CSSTUDIO-2076 Make checks case insensitive.

Author: abrahamwolk

app/display/runtime/src/main/java/org/csstudio/display/builder/runtime/app/DisplayInfo.java

@@ -13,6 +13,7 @@
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URLEncoder;
+import java.util.Locale;
 import java.util.logging.Level;
 
 import org.csstudio.display.builder.model.DisplayModel;
@@ -115,13 +116,14 @@ public static DisplayInfo forModel(final DisplayModel model)
         String path;
         {
             String userDataInputFile = model.getUserData(DisplayModel.USER_DATA_INPUT_FILE);
-            if (   !userDataInputFile.startsWith("/")
-                && !userDataInputFile.startsWith("examples:")
-                && !userDataInputFile.startsWith("file:")
-                && !userDataInputFile.startsWith("http:")
-                && !userDataInputFile.startsWith("https:")
-                && !userDataInputFile.startsWith("ftp:")
-                && !userDataInputFile.startsWith("jar:")) {
+            String userDataInputFile_lowerCase = userDataInputFile.toLowerCase(Locale.ROOT);
+            if (   !userDataInputFile_lowerCase.startsWith("/")
+                && !userDataInputFile_lowerCase.startsWith("examples:")
+                && !userDataInputFile_lowerCase.startsWith("file:")
+                && !userDataInputFile_lowerCase.startsWith("http:")
+                && !userDataInputFile_lowerCase.startsWith("https:")
+                && !userDataInputFile_lowerCase.startsWith("ftp:")
+                && !userDataInputFile_lowerCase.startsWith("jar:")) {
                 // Add leading '/' and replace occurrences of '\' by '/' in the file path on Windows:
                 path = "/" + userDataInputFile.replace('\\', '/');
             }