public void setGroup(final String group) {
        this.group = group;
    }
Sets group.

@param group the group
shenyu-plugin/shenyu-plugin-proxy/shenyu-plugin-rpc/shenyu-plugin-dubbo/shenyu-plugin-dubbo-common/src/main/java/org/apache/shenyu/plugin/dubbo/common/cache/DubboParam.java