fix: make fields sorted by lexicographical order

CHANGELOG.md

@@ -550,7 +550,7 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 - We fixed an issue where the XMP Importer would incorrectly return an empty default entry when importing pdfs [#6577](https://github.com/JabRef/jabref/issues/6577)
 - We fixed an issue where opening the menu 'Library properties' marked the library as modified [#6451](https://github.com/JabRef/jabref/issues/6451)
 - We fixed an issue when importing resulted in an exception [#7343](https://github.com/JabRef/jabref/issues/7343)
-
+- We fixed an issue Some fields are in random order [#7710](https://github.com/JabRef/jabref/issues/7710)
 ### Removed
 
 - The feature to "mark entries" was removed and merged with the groups functionality.  For migration, a group is created for every value of the `__markedentry` field and the entry is added to this group.

src/main/java/org/jabref/model/entry/field/FieldFactory.java

@@ -6,6 +6,7 @@
 import java.util.EnumSet;
 import java.util.HashSet;
 import java.util.LinkedHashSet;
+import java.util.TreeSet;
 import java.util.List;
 import java.util.Set;
 import java.util.function.Predicate;
@@ -100,7 +101,12 @@ public static Set<Field> getJournalNameFields() {
     public static Set<Field> getCommonFields() {
         EnumSet<StandardField> allFields = EnumSet.allOf(StandardField.class);
 
-        LinkedHashSet<Field> publicAndInternalFields = new LinkedHashSet<>(allFields.size() + 3);
+        TreeSet<Field> publicAndInternalFields = new TreeSet<>((field1, field2) -> {
+            if (field1.getDisplayName().equals(field2.getDisplayName()))
+                return 0;
+            return field1.getDisplayName().compareTo(field2.getDisplayName()) > 0 ? 1 : -1;
+        }
+        );
         publicAndInternalFields.add(InternalField.INTERNAL_ALL_FIELD);
         publicAndInternalFields.add(InternalField.INTERNAL_ALL_TEXT_FIELDS_FIELD);
         publicAndInternalFields.add(InternalField.KEY_FIELD);