public OQueryContextNative key ( final Object iKey ) { if ( finalResult != null && finalResult . booleanValue ( ) ) return this ; if ( iKey == null ) // ERROR: BREAK CHAIN return error ( ) ; if ( currentValue != null && currentValue instanceof Map ) currentValue = ( ( Map < Object , Object > ) currentValue ) . get ( iKey ) ; return this ; }
Sets as current value the map s value by key .