public TestSubBean setParameter(String key, String value) {
        if (parameters == null) {
            parameters = new HashMap();
        }
        parameters.put(key, value);
        return this;
    }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
core/common/src/test/java/com/alipay/sofa/rpc/common/utils/TestSubBean.java