JAL-629 More docs. Usage statement. Adjust some logging output to respect --quiet.

[jalview.git] / src / jalview / bin / argparser / ArgParser.java

diff --git a/src/jalview/bin/argparser/ArgParser.java b/src/jalview/bin/argparser/ArgParser.java
index dd863d1..d551b26 100644 (file)
--- a/src/jalview/bin/argparser/ArgParser.java
+++ b/src/jalview/bin/argparser/ArgParser.java
@@ -846,10 +846,20 @@ public class ArgParser
   {
     if (key == null)
       key = a.getName();
+    String nokey = ArgParser.NEGATESTRING + key;
     if (sv != null && sv.has(key) && sv.get(key) != null)
       return sv.get(key).toLowerCase(Locale.ROOT).equals("true");
+
+    if (sv != null && sv.has(key) && sv.get(key) != null)
+      return sv.get(key).toLowerCase(Locale.ROOT).equals("true");
+
+    // check for negative boolean (subval "no..." will be "true")
+    if (sv != null && sv.has(nokey) && sv.get(nokey) != null)
+      return !sv.get(nokey).toLowerCase(Locale.ROOT).equals("true");
+
     if (avm != null && avm.containsArg(a))
       return avm.getBoolean(a);
+
     return pref != null ? Cache.getDefault(pref, def) : def;
   }