示例#1
0
   ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHDEFAULTGET, "mthDefaultGet" )
   INT32 mthDefaultGet( const CHAR *fieldName,
                        const bson::BSONElement &in,
                        _mthSAction *action,
                        bson::BSONElement &out )
   {
      INT32 rc = SDB_OK ;
      PD_TRACE_ENTRY( SDB__MTHDEFAULTGET ) ;
      SDB_ASSERT( NULL != action, "can not be null" ) ;
      if ( !in.eoo() )
      {
         out = in ;
         goto done ;
      }

      if ( action->getObj().isEmpty() )
      {
         bson::BSONObjBuilder builder ;
         builder.appendAs( action->getValue(), fieldName ) ;
         bson::BSONObj obj = builder.obj() ;
         action->setObj( builder.obj() ) ;
         action->setValue( obj.getField( fieldName ) ) ;
      }

      out = action->getValue() ;
   done:
      PD_TRACE_EXITRC( SDB__MTHDEFAULTGET, rc ) ;
      return rc ;
   }
示例#2
0
   ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHSLICEBUILD, "mthSliceBuild" )
   INT32 mthSliceBuild( const CHAR *fieldName,
                        const bson::BSONElement &e,
                        _mthSAction *action,
                        bson::BSONObjBuilder &builder )
   {
      INT32 rc = SDB_OK ;
      PD_TRACE_ENTRY( SDB__MTHSLICEBUILD ) ;
      SDB_ASSERT( NULL != action, "can not be null" ) ;
      INT32 begin = 0 ;
      INT32 limit = -1 ;

      if ( e.eoo() )
      {
         goto done ;
      }
      else if ( Array == e.type() )
      {
         action->getSlicePair( begin, limit ) ;
         _mthSliceIterator i( e.embeddedObject(),
                              begin, limit ) ;
         BSONArrayBuilder sliceBuilder( builder.subarrayStart( fieldName ) ) ;
         while ( i.more() )
         {
            sliceBuilder.append( i.next() ) ;
         }
         sliceBuilder.doneFast() ;
      }
      else
      {
         builder.append( e ) ;
      }
   done:
      PD_TRACE_EXITRC( SDB__MTHSLICEBUILD, rc ) ;
      return rc ;
   }
示例#3
0
   ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHRTRIMPARSER_PARSE, "_mthRTrimParser::parse" )
   INT32 _mthRTrimParser::parse( const bson::BSONElement &e,
                                 _mthSAction &action ) const
   {
      INT32 rc = SDB_OK ;
      PD_TRACE_ENTRY(SDB__MTHRTRIMPARSER_PARSE ) ;

#if defined (_DEBUG)
      if ( 0 != _name.compare( e.fieldName() ) )
      {
         PD_LOG( PDERROR, "field name[%s] is not valid",
                 e.fieldName() ) ;
         rc = SDB_INVALIDARG ;
         goto error ;
      }
#endif
      if ( e.eoo() )
      {
         PD_LOG( PDERROR, "invalid element" ) ;
         rc = SDB_INVALIDARG ;
         goto error ;
      }

      action.setAttribute( MTH_S_ATTR_PROJECTION ) ;
      action.setFunc( &mthRTrimBuild,
                      &mthRTrimGet ) ;
      action.setName( _name.c_str() ) ;
   done:
      PD_TRACE_EXITRC( SDB__MTHRTRIMPARSER_PARSE, rc ) ;
      return rc ;
   error:
      goto done ;
   }
示例#4
0
 ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHINCLUDEBUILD, "mthIncludeBuild" )
 INT32 mthIncludeBuild( const CHAR *fieldName,
                        const bson::BSONElement &e,
                        _mthSAction *action,
                        bson::BSONObjBuilder &builder )
 {
    INT32 rc = SDB_OK ;
    PD_TRACE_ENTRY( SDB__MTHINCLUDEBUILD ) ;
    SDB_ASSERT( NULL != action, "can not be null" ) ;
    if ( !e.eoo() )
    {
       builder.append( e ) ;
    }
    PD_TRACE_EXITRC( SDB__MTHINCLUDEBUILD, rc ) ;
    return rc ;
 }
示例#5
0
 ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHDEFAULTBUILD, "mthDefaultBuild" )
 INT32 mthDefaultBuild( const CHAR *fieldName,
                        const bson::BSONElement &e,
                        _mthSAction *action,
                        bson::BSONObjBuilder &builder )
 {
    INT32 rc = SDB_OK ;
    PD_TRACE_ENTRY( SDB__MTHDEFAULTBUILD ) ;
    SDB_ASSERT( NULL != action, "can not be null" ) ;
    if ( e.eoo() )
    {
       builder.appendAs( action->getValue(), fieldName ) ;
    }
    else
    {
       builder.append( e ) ;
    }
    PD_TRACE_EXITRC( SDB__MTHDEFAULTBUILD, rc ) ;
    return rc ;
 }
示例#6
0
   ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHINCLUDEPARSER_PARSE, "_mthIncludeParser::parse" )
   INT32 _mthIncludeParser::parse( const bson::BSONElement &e,
                                   _mthSAction &action ) const
   {
      INT32 rc = SDB_OK ;
      PD_TRACE_ENTRY( SDB__MTHINCLUDEPARSER_PARSE ) ;
      SDB_ASSERT( !e.eoo(), "can not be eoo" ) ;

      if ( !e.isNumber() )
      {
         PD_LOG( PDERROR, "invalid element type[%d]", e.type() ) ;
         rc = SDB_INVALIDARG ;
         goto error ;
      }

#if defined (_DEBUG)
      if ( 0 != _name.compare( e.fieldName() ) )
      {
         PD_LOG( PDERROR, "field name[%s] is not valid",
                 e.fieldName() ) ;
         rc = SDB_INVALIDARG ;
         goto error ;
      }
#endif

      action.setName( _name.c_str() ) ;
      if ( 0 == e.numberLong() )
      {
         action.setAttribute( MTH_S_ATTR_EXCLUDE ) ;
      }
      else
      {
         action.setAttribute( MTH_S_ATTR_INCLUDE ) ;
         action.setFunc( &mthIncludeBuild,
                         &mthIncludeGet ) ;
      }
   done:
      PD_TRACE_EXITRC( SDB__MTHINCLUDEPARSER_PARSE, rc ) ;
      return rc ;
   error:
      goto done ;
   }
示例#7
0
   ///PD_TRACE_DECLARE_FUNCTION ( SDB__MTHSACTIONPARSER_GETACTION, "_mthSActionParser::getAction" )
   INT32 _mthSActionParser::parse( const bson::BSONElement &e,
                                   _mthSAction &action ) const
   {
      INT32 rc = SDB_OK ;
      PD_TRACE_ENTRY( SDB__MTHSACTIONPARSER_GETACTION ) ;
      SDB_ASSERT( !e.eoo(), "can not be invalid" ) ;
      const CHAR *fieldName = e.fieldName() ;
      action.clear() ;

      if ( '$' != *fieldName )
      {
         goto done ;
      }

      {
      PARSERS::const_iterator itr = _parsers.find( fieldName ) ;
      if ( _parsers.end() == itr )
      {
         PD_LOG( PDERROR, "can not find the parser of action[%s]",
                 fieldName ) ;
         rc = SDB_INVALIDARG ;
         goto error ;
      }

      rc = itr->second->parse( e, action ) ;
      if ( SDB_OK != rc )
      {
         PD_LOG( PDERROR, "failed to parse action:%d", rc ) ;
         goto error ;
      } 
      }

   done:
      PD_TRACE_EXITRC( SDB__MTHSACTIONPARSER_GETACTION, rc ) ;
      return rc ;
   error:
      goto done ;
   }