java InputStream read网络文件的时候，因为外网突然断开导致read一直处于阻塞状态，应该怎么close流？

java 问题：InputStream read网络文件（下载文件）的时候，因为外网突然断开（内网正常，路由器断网了）导致read一直处于阻塞状态，应该怎么关闭这个数据流？

因发现下载线程出现以下错误：（猜测是因为read阻塞的问题）
"Dowloading" prio=10 tid=0x001562c0 nid=0x527 runnable [0x4e9fe000]
java.lang.Thread.State: RUNNABLE
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:146)
at org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
at org.apache.http.impl.io.SessionInputBufferImpl.read(SessionInputBufferImpl.java:200)
at org.apache.http.impl.io.ContentLengthInputStream.read(ContentLengthInputStream.java:178)
at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:137)
at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:150)
at com.ufttt.controller.handler.j.a.a(Transferresume.java:130)
at com.ufttt.controller.h.j$1.run(UpgradeHandler.java:37)
at java.lang.Thread.run(Thread.java:701)

Locked ownable synchronizers:
- None

设置读取超时，超过特定的时候后就抛出异常了

我。。知。。道 加。。我。。私。。聊