--- /dev/null
+package jalview.ws.params;
+
+import java.net.URL;
+import java.util.List;
+
+public interface OptionI extends ArgumentI
+{
+
+ URL getFurtherDetails();
+
+ boolean isRequired();
+
+ String getDescription();
+
+ List<String> getPossibleValues();
+
+ OptionI copy();
+
+
+
+}