java.net.SocketTimeoutException: connect timed out

报错记录：

java.net.SocketTimeoutException: connect timed out

at java.net.PlainSocketImpl.socketConnect(Native Method)

at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:334)

at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:196)

at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:178)

at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:356)

at java.net.Socket.connect(Socket.java:586)

原因及解决：

设置timeout时间

HttpUrlConnection conn = (HttpURLConnection) url.openConnection();

conn.setConnectTimeout(8000);