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I am aware that using proxy capable libraries (javassist, JDK dynamic proxies, etc) that it is possible to enhance a class to implement an interface at runtime.
My question is: is it possible to enhance an instantiated object to implement an interface at runtime (and likewise provide appropriate method handlers).
No, we can’t change a class that has already been loaded. And we can’t replace a loaded class (within a classloader).
There may be a chance if you
But that is very, very black magic…