diff options
Diffstat (limited to 'debian/htdig/htdig-3.2.0b6/htsearch/OperatorQuery.cc')
| -rw-r--r-- | debian/htdig/htdig-3.2.0b6/htsearch/OperatorQuery.cc | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/debian/htdig/htdig-3.2.0b6/htsearch/OperatorQuery.cc b/debian/htdig/htdig-3.2.0b6/htsearch/OperatorQuery.cc new file mode 100644 index 00000000..ebb7ba58 --- /dev/null +++ b/debian/htdig/htdig-3.2.0b6/htsearch/OperatorQuery.cc @@ -0,0 +1,49 @@ +// +// OperatorQuery.cc +// +// OperatorQuery: (abstract class) a query that combines result lists +// returned by other queries kept in an operand list. +// how they are combined is tbd by the concrete classes. +// +// Part of the ht://Dig package <http://www.htdig.org/> +// Copyright (c) 1995-2004 The ht://Dig Group +// For copyright details, see the file COPYING in your distribution +// or the GNU Library General Public License (LGPL) version 2 or later +// <http://www.gnu.org/copyleft/lgpl.html> +// +// $Id: OperatorQuery.cc,v 1.4 2004/05/28 13:15:24 lha Exp $ +// + +#include "OperatorQuery.h" +// +// return a string with the query as a boolean expression +// descends recursively over the operand +// +String +OperatorQuery::GetLogicalWords() const +{ + ListCursor c; + String out; + out << "("; + if(operands.Count()) + { + operands.Start_Get(c); + out << ((Query *) operands.Get_Next(c))->GetLogicalWords(); + Query *next = (Query *) operands.Get_Next(c); + while(next) + { + out << " " << OperatorString() << " "; + if(next) + { + out << next->GetLogicalWords(); + } + else + { + out << "*nothing*"; + } + next = (Query *) operands.Get_Next(c); + } + } + out << ")"; + return out; +} |