public static String concatSortedPercentEncodedParams ( Map < String , String > params ) { StringBuilder result = new StringBuilder ( ) ; for ( Map . Entry < String , String > entry : params . entrySet ( ) ) { result . append ( entry . getKey ( ) ) . append ( PAIR_SEPARATOR ) ; result . append ( entry . getValue ( ) ) . append ( PARAM_SEPARATOR ) ; } return result . toString ( ) . substring ( 0 , result . length ( ) - 1 ) ; }
Concats a key - value map into a querystring - like String