@Override
    public Object newMessage()
    {
        // cannot instantiate because the type is dynamic.
        throw new UnsupportedOperationException();
    }
Placeholder for annotated interface/object fields configured to use this.

@author David Yu
@created May 19, 2016
protostuff-runtime/src/main/java/io/protostuff/runtime/PolymorphicPojoMapSchema.java