protected final <T> void putAdvancedConfig(AdvancedConfig.Key<T> key, T value) {
        advancedConfig.put(key, value);
    }
Sets the value of an advanced config option.
@param key Key of value to set.
@param value The new value.
@param <T> Type of value.
aws-java-sdk-core/src/main/java/com/amazonaws/client/builder/AwsClientBuilder.java