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Method of Object class in Java
Following are various methods of Object class −
- protected Object clone() - Used to create and return a copy of this object.
- boolean equals(Object obj) - Used to indicate whether some other object is "equal to" this one.
- protected void finalize() - garbage collector calls this method on an object when it determines that there are no more references to the object.
- Class<?> getClass() - Used to get the runtime class of this Object.
- int hashCode() - Used to get a hash code value for the object.
- void notify() - Used to wake up a single thread that is waiting on this object's monitor.
- void notifyAll() - Used to wake up all threads that are waiting on this object's monitor.
- String toString() - Used to get a string representation of the object.
- void wait() - marks the current thread to wait until another thread invokes the notify() method or the notifyAll() method for this object.
- void wait(long timeout) - marks the current thread to wait until either another thread invokes the notify() method or the notifyAll() method for this object, or a specified amount of time has elapsed.
- void wait(long timeout, int nanos) - marks the current thread to wait until another thread invokes the notify() method or the notifyAll() method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.
Updated on: 17-Jun-2020
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