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.