public Builder mergeFrom(com.alipay.sofa.rpc.protobuf.EchoRequest other) {
            if (other == com.alipay.sofa.rpc.protobuf.EchoRequest.getDefaultInstance())
                return this;
            if (!other.getName().isEmpty()) {
                name_ = other.name_;
                onChanged();
            }
            if (other.group_ != 0) {
                setGroupValue(other.getGroupValue());
            }
            onChanged();
            return this;
        }
Protobuf type {@code com.alipay.sofa.rpc.protobuf.EchoRequest}
example/src/test/java/com/alipay/sofa/rpc/protobuf/EchoRequest.java