Method toAsciiString

api/src/main/java/io/grpc/Metadata.java:608–608

Serialize a metadata value to a ASCII string that contains only the characters listed in the class comment of AsciiMarshaller. Otherwise the output may be considered invalid and discarded by the transport, or the call may fail. @param value to serialize @return serialized version of value,

(T value)

     * @return serialized version of value, or null if value cannot be transmitted.
     */
    String toAsciiString(T value);

    /**
     * Parse a serialized metadata value from an ASCII string.