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Why wait(),notify() and notifyAll() in Object class?

 
Greenhorn
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Hi Everyone,

This is my first post .
My doubt is why wait(),notify() and notifyAll() are in Object class why not in Thread class.
 
Sheriff
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Please search first. This question has been asked several times before:
https://coderanch.com/t/410405/Beginning-Java/java/Why-Wait-notify-notifyAll-Object
https://coderanch.com/t/233770/Threads-Synchronization/java/wait-notify-notifyAll-Object
and several more
 
Marshal
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And welcome to JavaRanch
 
monica jindal
Greenhorn
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Thanks a lot
 
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