Method and

src/main/java/com/amadeus/Params.java:51–59

Adds another key/value pair to the Params map. Automatically converts all values to strings. amadeus.get("/foo/bar", Params.with("first_name", "John").and("last_name", "Smith")); @param key the key for the parameter to send to the API @param value the value for the given key @return

(@NonNull String key, Object value)

   * @return the Param object, allowing for convenient chaining
   */
  public Params and(@NonNull String key, Object value) {
    if (value instanceof List) {
      @SuppressWarnings("unchecked") List<String> values = (List<String>) value;
      put(key, String.join(",", values));
    } else {
      put(key, String.valueOf(value));
    }
    return this;
  }

  // Converts params into a HTTP query string.
  protected String toQueryString() {