@Override
    protected IApiRequestPathParser createRequestPathParser(IPluginRegistry pluginRegistry) {
        Class<? extends IApiRequestPathParser> c = engineConfig.getApiRequestPathParserClass(pluginRegistry);
        Map<String, String> config = engineConfig.getApiRequestPathParserConfig();
        return create(c, config);
    }
@see io.apiman.gateway.engine.impl.AbstractEngineFactory#createInitializers(io.apiman.gateway.engine.IPluginRegistry)
gateway/engine/core/src/main/java/io/apiman/gateway/engine/impl/ConfigDrivenEngineFactory.java