The difference between sleep and wait in Java

1. Different classes of ownership

Sleep is the method of the thread class; Wait is the method of the object class;

2. Different functions

Sleep is the thread used to control its own process, and in the process of calling the sleep () method, the thread does not release the object lock;

Wait is used for inter-thread communication, calling this method, the thread discards the object lock, enters the waiting lock pool waiting for this object, only after calling the Notify () method for this object, this thread enters the object lock pool, prepares to get the object lock into the running state.

The difference between sleep and wait in Java