question: public static Resource [ ] decodeContexts ( final String [ ] strings ) { if ( strings == null ) { throw new IllegalArgumentException ( ) ; } if ( strings . length == 0 ) { return EMPTY_RESOURCE_ARRAY ; } final Resource [ ] tmp = new Resource [ strings . length ] ; for ( int i = 0 ; i < strings . length ; i ++ ) { final String s = strings [ i ] ; if ( s == null || s . length ( ) == 0 ) { tmp [ i ] = null ; } else { tmp [ i ] = decodeResource ( s ) ; } } return tmp ; }
target:  Decode an array of named graph contexts.