@Bean
    public PluginDataHandler paramMappingPluginDataHandler() {
        return new ParamMappingPluginDataHandler();
    }
Param mapping plugin data handler.

@return the plugin data handler
shenyu-spring-boot-starter/shenyu-spring-boot-starter-plugin/shenyu-spring-boot-starter-plugin-param-mapping/src/main/java/org/apache/shenyu/springboot/starter/plugin/param/mapping/ParamMappingPluginConfiguration.java