public class NListener
extends Object
implements NetWorkManager.NetWorkListener

修饰符和类型	方法	说明
`URLStreamHandler`	`changeURLStreamHandler(URLStreamHandler handler, String key)`
`boolean`	`doClear(boolean run, Void unused)`
`URLStreamHandler`	`getURLStreamHandler(URLStreamHandler handler, String key)`

public URLStreamHandler getURLStreamHandler(URLStreamHandler handler,
                                            String key)

public URLStreamHandler changeURLStreamHandler(URLStreamHandler handler,
                                               String key)

public boolean doClear(boolean run,
                       Void unused)

类 NListener