better network structure

app/src/main/java/network/server/ServerLogicThread.java

@@ -0,0 +1,28 @@
+package network.server;
+
+public class ServerLogicThread extends Thread {
+
+	private final Server server;
+
+	public ServerLogicThread(Server server) {
+		this.server = server;
+	}
+
+	public void cancel() {
+		interrupt();
+	}
+
+	@Override
+	public void run() {
+		while (!interrupted()) {
+			server.update();
+			try {
+				Thread.sleep(50);
+			} catch (InterruptedException e) {
+				// e.printStackTrace();
+				break;
+			}
+		}
+	}
+
+}