package rui.study.coding2017.jobs3.download.impl; import rui.study.coding2017.jobs3.download.api.Connection; import rui.study.coding2017.jobs3.download.api.ConnectionException; import rui.study.coding2017.jobs3.download.api.ConnectionManager; import java.io.IOException; import java.net.URL; public class ConnectionManagerImpl implements ConnectionManager { @Override public Connection open(String url) throws ConnectionException, IOException { return new ConnectionImpl(new URL(url)); } }