public class Main { public static void main(String... args){ MockSet mockSet = new MockSet(); Runnable publicRunnable = new PublicMock(mockSet); Runnable bridgeRunable = new BridgeRunnable(mockSet); Runnable clientRunnable = new ClientRunnable(mockSet); Runnable appRunnable = new AppMock(mockSet); Thread publicThread = new Thread(publicRunnable); Thread bridgeThread = new Thread(bridgeRunable); Thread clientThread = new Thread(clientRunnable); Thread appThread = new Thread(appRunnable); publicThread.start(); bridgeThread.start(); clientThread.start(); appThread.start(); int br =0; } }