question: @ SuppressWarnings ( "unused" ) public SelectionBuilder reset ( ) { mTable = null ; if ( mProjectionMap != null ) { mProjectionMap . clear ( ) ; } if ( mSelection != null ) { mSelection . setLength ( 0 ) ; } if ( mSelectionArgs != null ) { mSelectionArgs . clear ( ) ; } return this ; }
target:  Reset any internal state, allowing this builder to be recycled.