can anyone explain thread monitors wait?


someone during work only asked explanation behind carrying hang wait inside synchronized.



honestly i can't reasoning. i know javadocs say--that thread needs owners object's monitor, nonetheless why? problems does prevent? (and it's indeed necessary, since can't wait slight guard itself?)



i'm looking sincerely in-depth since maybe anxiety an article. i couldn't discerning google.



oh, also, does thread.sleep compare?



edit: good set answers--i unequivocally wish i name some-more since helped me know going on.



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