trivial: validation msg constants are placed in STextValidationMessages

plugins/org.yakindu.sct.model.stext/src/org/yakindu/sct/model/stext/validation/STextJavaValidator.java

@@ -114,9 +114,6 @@ import com.google.inject.name.Named;
 @ComposedChecks(validators = { SGraphJavaValidator.class, SCTResourceValidator.class, ExpressionsJavaValidator.class })
 public class STextJavaValidator extends AbstractSTextJavaValidator implements STextValidationMessages {
 
-	public static final String IMPORT_NOT_RESOLVED_MSG = "Import '%s' cannot be resolved.";
-	public static final String IMPORT_NOT_RESOLVED_CODE = "ImportNotResolved";
-
 	@Inject
 	private ITypeSystemInferrer typeInferrer;
 	@Inject

plugins/org.yakindu.sct.model.stext/src/org/yakindu/sct/model/stext/validation/STextValidationMessages.java

@@ -60,5 +60,7 @@ public interface STextValidationMessages {
 	public static final String VAR_ARGS_LAST_MSG = "The variable argument type must be the last argument.";
 	public static final String WRONG_NUMBER_OF_ARGUMENTS_MSG = "Wrong number of arguments, expected %s .";
 	public static final String WRONG_NUMBER_OF_ARGUMENTS_CODE = "WrongNrOfArgs";
+	public static final String IMPORT_NOT_RESOLVED_MSG = "Import '%s' cannot be resolved.";
+	public static final String IMPORT_NOT_RESOLVED_CODE = "ImportNotResolved";
 
 }