question: public static void encode ( Appendable out , int value ) throws IOException { value = toVLQSigned ( value ) ; do { int digit = value & VLQ_BASE_MASK ; value >>>= VLQ_BASE_SHIFT ; if ( value > 0 ) { digit |= VLQ_CONTINUATION_BIT ; } out . append ( Base64 . toBase64 ( digit ) ) ; } while ( value > 0 ) ; }
target:  Writes a VLQ encoded value to the provide appendable.