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java.net.UnknownHostException: foo at java.net.InetAddress.getAllByName0(InetAddress.java:571) at java.net.InetAddress.getAllByName0(InetAddress.java:540) at java.net.InetAddress.getByName(InetAddress.java:449) at java.net.Socket.<init>(Socket.java:100) at sun.net.NetworkClient.doConnect(NetworkClient.java:50) at sun.net.www.http.HttpClient.openServer(HttpClient.java:331) at sun.net.www.http.HttpClient.openServer(HttpClient.java:517) at sun.net.www.http.HttpClient.<init>(HttpClient.java:267) at sun.net.www.http.HttpClient.<init>(HttpClient.java:277) at sun.net.www.http.HttpClient.New(HttpClient.java:289) at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:408) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:501) at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:230)