public RawRequest queryParameter(String name, String value) {
        queryParameters.computeIfAbsent(name, k -> new ArrayList<>());
        queryParameters.get(name).add(value);
        setRequestConfigDirty();
        return this;
    }
Set a query parameter value for the underlying HTTP request.
<p>
Query parameters set with this method will be merged with query
parameters found in the configured {@link SdkRequestConfig}.

@param name The name of the header.
@param value The value of the header.

@return This object for method chaining.
aws-java-sdk-opensdk/src/main/java/com/amazonaws/opensdk/model/RawRequest.java