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Viewing changes to src/mongo/db/fts/fts_util.h

  • Committer: Package Import Robot
  • Author(s): James Page, James Page, Robie Basak
  • Date: 2013-05-29 17:44:42 UTC
  • mfrom: (44.1.7 sid)
  • Revision ID: package-import@ubuntu.com-20130529174442-z0a4qmoww4y0t458
Tags: 1:2.4.3-1ubuntu1
[ James Page ]
* Merge from Debian unstable, remaining changes:
  - Enable SSL support:
    + d/control: Add libssl-dev to BD's.
    + d/rules: Enabled --ssl option.
    + d/mongodb.conf: Add example SSL configuration options.
  - d/mongodb-server.mongodb.upstart: Add upstart configuration.
  - d/rules: Don't strip binaries during scons build for Ubuntu.
  - d/control: Add armhf to target archs.
  - d/p/SConscript.client.patch: fixup install of client libraries.
  - d/p/0010-install-libs-to-usr-lib-not-usr-lib64-Closes-588557.patch:
    Install libraries to lib not lib64.
* Dropped changes:
  - d/p/arm-support.patch: Included in Debian.
  - d/p/double-alignment.patch: Included in Debian.
  - d/rules,control: Debian also builds with avaliable system libraries
    now.
* Fix FTBFS due to gcc and boost upgrades in saucy:
  - d/p/0008-ignore-unused-local-typedefs.patch: Add -Wno-unused-typedefs
    to unbreak building with g++-4.8.
  - d/p/0009-boost-1.53.patch: Fixup signed/unsigned casting issue.

[ Robie Basak ]
* d/p/0011-Use-a-signed-char-to-store-BSONType-enumerations.patch: Fixup
  build failure on ARM due to missing signed'ness of char cast.

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src/mongo/db/fts/fts_util.h
 
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// fts_util.h
 
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/**
 
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*    Copyright (C) 2012 10gen Inc.
 
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*
 
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*    This program is free software: you can redistribute it and/or  modify
 
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*    it under the terms of the GNU Affero General Public License, version 3,
 
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*    as published by the Free Software Foundation.
 
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*
 
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*    This program is distributed in the hope that it will be useful,
 
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*    but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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*    GNU Affero General Public License for more details.
 
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*
 
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*    You should have received a copy of the GNU Affero General Public License
 
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*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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*/
 
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#pragma once
 
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#include <string>
 
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#include "mongo/db/hasher.h"
 
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#include "mongo/db/jsobj.h"
 
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#include "mongo/db/record.h"
 
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#include "mongo/util/unordered_fast_key_table.h"
 
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namespace mongo {
 
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    namespace fts {
 
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        extern const std::string WILDCARD;
 
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        extern const std::string INDEX_NAME;
 
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        /**
 
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         * destructive!
 
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         */
 
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        inline void makeLower( std::string* s ) {
 
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            std::string::size_type sz = s->size();
 
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            for ( std::string::size_type i = 0; i < sz; i++ )
 
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                (*s)[i] = (char)tolower( (int)(*s)[i] );
 
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        }
 
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        /*
 
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         * ScoredLocation stores the total score for a document (record *) wrt a search
 
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         *
 
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         */
 
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        struct ScoredLocation {
 
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            ScoredLocation( Record* r, double sc )
 
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                : rec(r), score(sc) {
 
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            }
 
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            Record* rec;
 
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            double score;
 
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            bool operator<( const ScoredLocation& other ) const {
 
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                if ( other.score < score )
 
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                    return true;
 
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                if ( other.score > score )
 
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                    return false;
 
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                return rec < other.rec;
 
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            }
 
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        };
 
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        // scored location comparison is done based on score
 
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        class ScoredLocationComp {
 
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        public:
 
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            bool operator() (const ScoredLocation& lhs, const ScoredLocation& rhs) const {
 
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                return (lhs.score > rhs.score);
 
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            }
 
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        };
 
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        struct _be_hash {
 
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            size_t operator()( const BSONElement& e ) const {
 
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                return static_cast<size_t>( BSONElementHasher::hash64( e, 17 ) );
 
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            }
 
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        };
 
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        struct _be_equals {
 
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            bool operator()( const BSONElement& a, const BSONElement& b ) const {
 
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                return a == b;
 
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            }
 
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        };
 
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        struct _be_convert {
 
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            BSONElement operator()( const BSONObj& o ) const {
 
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                const BSONElement& x = o.firstElement();
 
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                BSONElement y( x.rawdata() );
 
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                return y;
 
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            }
 
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        };
 
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        struct _be_convert_other {
 
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            BSONObj operator()( const BSONElement& e ) const {
 
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                return e.wrap();
 
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            }
 
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        };
 
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        template< typename V >
 
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        class BSONElementMap : public UnorderedFastKeyTable<BSONElement,
 
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                                                            BSONObj,
 
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                                                            V,
 
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                                                            _be_hash,
 
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                                                            _be_equals,
 
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                                                            _be_convert,
 
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                                                            _be_convert_other > {
 
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        };
 
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    }
 
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}
 
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