xref: /aoo41x/main/xmlhelp/source/cxxhelp/inc/qe/Query.hxx (revision 7b6bd0c4)

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 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#ifndef _XMLSEARCH_QE_QUERY_HXX_
#define _XMLSEARCH_QE_QUERY_HXX_

#include <sal/types.h>
#include <rtl/memory.h>
#include <rtl/ustring.hxx>
#include <vector>


namespace xmlsearch {

	namespace qe {

		class Search;
		class RoleFiller;

		class QueryHit
		{
		public:

			QueryHit( sal_Int32 nColumns,double penalty,sal_Int32 doc,sal_Int32 begin,sal_Int32 end )
				: doc_( doc ),
				  begin_( begin ),
				  end_( end ),
  				  matchesL_( 2*nColumns ),
  				  matches_( new sal_Int32[ 2*nColumns ] ),
                  penalty_( penalty )
			{
				rtl_zeroMemory( matches_,sizeof( sal_Int32 ) * matchesL_ );
			}

			~QueryHit() { delete[] matches_; }

			sal_Int32 getDocument() const { return doc_; }

			sal_Int32 countOfMatches() const { return matchesL_; }

			sal_Int32 getBegin() const { return begin_; }

			sal_Int32 getEnd() const { return end_; }

			double getPenalty() const { return penalty_; }

			bool betterThan( const QueryHit* o )
			{
				if( penalty_ != o->penalty_ )
					return penalty_ < o->penalty_;
				else if( begin_ != o->begin_ )
					return begin_ < o->begin_;
				else if( end_ != o->end_ )
					return end_ < o->end_;
				else
					return false;
			}

			bool worseThan( const QueryHit* o )
			{
				if( penalty_ != o->penalty_ )
					return penalty_ > o->penalty_;
				else if( begin_ != o->begin_ )
					return begin_ > o->begin_;
				else if( end_ != o->end_ )
					return end_ > o->end_;
				else
					return false;
			}

			bool worseThan( double penalty,sal_Int32 begin,sal_Int32 end )
			{
				if( penalty_ != penalty )
					return penalty_ > penalty;
				else if( begin_ != begin )
					return begin_ > begin;
				else if( end_ != end )
					return end_ > end;
				else
					return false;
			}

			bool compareTo( const QueryHit* o ) const
			{
				if( penalty_ != o->penalty_ )
					return penalty_ < o->penalty_;
				else if( begin_ != o->begin_ )
					return begin_ < o->begin_;
				else if( end_ != o->end_ )
					return end_ < o->end_;
				else
					return false;
			}


		private:

			sal_Int32    doc_,begin_,end_;

  			sal_Int32    matchesL_;
  			sal_Int32    *matches_;    // ...concept, word number, ...

			double penalty_;

		}; // end class QueryHit



		class QueryHitData
		{
		public:

			QueryHitData( double penalty,const rtl::OUString& document,sal_Int32 termsL, rtl::OUString* terms )
				: penalty_( penalty ),
				  document_( document ),
				  termsL_( termsL ),
				  terms_( terms )      { }

			~QueryHitData() { delete[] terms_; }

			rtl::OUString getDocument() const { return document_; }

			double getPenalty() const { return penalty_; }


		private:

			double        penalty_;

			const rtl::OUString document_;

			sal_Int32      termsL_;
			rtl::OUString* terms_;

		};  // end class QueryHitData


		class PrefixTranslator
		{
		public:

			static PrefixTranslator* makePrefixTranslator( const rtl::OUString*,sal_Int32 )
			{
				return 0;
			}
		};
	}

}


#endif