modules/jooby-apitool/src/main/java/org/jooby/apitool/raml/RamlMethod.java
public RamlParameter queryParameter(String name) {
    if (queryParameters == null) {
      queryParameters = new LinkedHashMap<>();
    }
    RamlParameter param = queryParameters.get(name);
    if (param == null) {
      param = new RamlParameter(name);
      queryParameters.put(name, param);
    }
    return param;
  }
public RamlParameter queryParameter(String name) {
    if (queryParameters == null) {
      queryParameters = new LinkedHashMap<>();
    }
    RamlParameter param = queryParameters.get(name);
    if (param == null) {
      param = new RamlParameter(name);
      queryParameters.put(name, param);
    }
    return param;
  }
Get or create a query parameter using the giving name.

@param name Parameter name.
@return Query parameter.