JAVA two ways to implement multithreading (inherit thread and implement Runnable interface)

1  Packageh14;2 3  Public classDemo {4 5     /**6      * @paramargs7      */8      Public Static voidMain (string[] args) {9         //TODO auto-generated Method StubTenThread cat =NewCat (); One Cat.start (); ARunnable dog =NewDog (); -Thread T =NewThread (dog); - T.start (); the     } -  - } -  + classCatextendsthread{ -  + @Override A      Public voidrun () { at         //TODO auto-generated Method Stub -         Super. Run (); -         inti = 0; -          while(true){ -             Try { -i++; inThread.Sleep (1000); -}Catch(interruptedexception e) { to                 //TODO auto-generated Catch block + e.printstacktrace (); -             } the System.out.println (i); *         } $     }Panax Notoginseng      - } the  + classDogImplementsrunnable{ A  the @Override +      Public voidrun () { -         //TODO auto-generated Method Stub $System.out.print ("Hello"); $          -     } -      the}

JAVA Two methods implement multithreading (Inherit thread and implement Runnable interface)