How many methods are in Object class .

     Object  class  is  super  class  of   all  java  class .  This means  all  java class  extends  Objects
     class .  So  it  is  important  to  know  about  the   object class.   These  are  methods
     available in   java object  class.


Java  Object Class Methods   



1) protected Object clone( )

This method creates and returns a copy of this object.

2) boolean equqls(Object obj)

This method indicates whether some other object is "equal to" this one.

3) protected void finalize()

This method is called by the garbage collector on an object when garbage collection determines that there are no more references to the object.

4) Class<> getClass() 

This method returns the runtime class of this Object.

5) int hashCode() 

This method returns a hash code value for the object.

6) void notify()

This method wakes up a single thread that is waiting on this object's monitor.

7) void notifyAll()

This method wakes up all threads that are waiting on this object's monitor.

8) String toString()

This method returns a string representation of the object.The java toString() method is used when we need a string representation of an object

9) Void wait() 

This method causes the current thread to wait until another thread invokes the notify() method or the notifyAll() method for this object.

10) void wait(long timeout)

11) void wait(long timeout , int nanos)