I don't know but it just said Installing JAVA 8 and now i can't go in the end or free world, is this a reset
I can assure you this is not a reset. I can't explain why you can't enter portals, but hopefully that'll be fixed soon.
You should email [email protected] for support. You possibly could of downloaded Java wrong. I would advise that you reinstall it.
It seems that for some reason the 2 worlds (end and freeman) are deleted or something along those lines. They're no longer accessible.
This could be a bug with the new 1.7.10 update maybe. But I don't see why it would cause this. This is just my guess since it was released yesterday.