public Object getValueAt(int row, int column) {
   if ((row < 0) || (column < -1)) {
     return (null);
   }
   if (arrayOfTZTimeDef == null) {
     return (null);
   }
   int len = arrayOfTZTimeDef.length;
   if (row >= len) {
     return (null);
   }
   ICFBamTZTimeDefObj obj = arrayOfTZTimeDef[row];
   if (obj == null) {
     return (null);
   }
   Object retval;
   switch (column) {
     case COLID_ROW_HEADER:
       retval = obj;
       break;
     case COLID_OBJQUALIFIEDNAME:
       retval = obj.getObjQualifiedName();
       break;
     case COLID_ID:
       retval = new Long(obj.getRequiredId());
       break;
     case COLID_NAME:
       retval = obj.getRequiredName();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_SHORTNAME:
       retval = obj.getOptionalShortName();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_LABEL:
       retval = obj.getOptionalLabel();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_SHORTDESCRIPTION:
       retval = obj.getOptionalShortDescription();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_DESCRIPTION:
       retval = obj.getOptionalDescription();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_ISNULLABLE:
       retval = new Boolean(obj.getRequiredIsNullable());
       break;
     case COLID_GENERATEID:
       retval = obj.getOptionalGenerateId();
       break;
     case COLID_DEFAULTVISIBILITY:
       retval = new Boolean(obj.getRequiredDefaultVisibility());
       break;
     case COLID_DBNAME:
       retval = obj.getOptionalDbName();
       if (retval == null) {
         retval = "";
       }
       break;
     case COLID_INITVALUE:
       retval = obj.getOptionalInitValue();
       break;
     case COLID_DEFAULTVALUE:
       retval = obj.getOptionalDefaultValue();
       break;
     case COLID_NULLVALUE:
       retval = obj.getOptionalNullValue();
       break;
     case COLID_UNKNOWNVALUE:
       retval = obj.getOptionalUnknownValue();
       break;
     case COLID_LOOKUP_DEFSCHEMA:
       retval = obj.getOptionalLookupDefSchema();
       break;
     case COLID_LOOKUP_DATASCOPE:
       retval = obj.getOptionalLookupDataScope();
       break;
     case COLID_LOOKUP_VACCSEC:
       retval = obj.getOptionalLookupVAccSec();
       break;
     case COLID_LOOKUP_EACCSEC:
       retval = obj.getOptionalLookupEAccSec();
       break;
     case COLID_LOOKUP_VACCFREQ:
       retval = obj.getOptionalLookupVAccFreq();
       break;
     case COLID_LOOKUP_EACCFREQ:
       retval = obj.getOptionalLookupEAccFreq();
       break;
     case COLID_LOOKUP_PREV:
       retval = obj.getOptionalLookupPrev();
       break;
     case COLID_LOOKUP_NEXT:
       retval = obj.getOptionalLookupNext();
       break;
     default:
       retval = null;
       break;
   }
   return (retval);
 }