public ThriftCallServiceBuilder addServices(String key, Object... services) {
        requireNonNull(key, "key");
        requireNonNull(services, "service");
        checkArgument(services.length != 0, "service should not be empty");
        servicesBuilder.putAll(key, services);
        return this;
    }
Adds a service with a key for {@link ThriftServiceEntry}.
thrift/thrift0.13/src/main/java/com/linecorp/armeria/server/thrift/ThriftCallServiceBuilder.java