/* * Copyright (c) 1998, 2019, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * @test * @bug 4145315 * @library /test/lib * @summary Test a read from nonexistant URL * @run main GetContent * @run main/othervm -Djava.net.preferIPv6Addresses GetContent */ import java.net.*; import java.io.*; import jdk.test.lib.net.URIBuilder; public class GetContent implements Runnable { ServerSocket ss; public void run() { try (Socket s = ss.accept()) { s.setTcpNoDelay(true); PrintStream out = new PrintStream( new BufferedOutputStream( s.getOutputStream() )); out.print("HTTP/1.1 404 Not Found\r\n"); out.print("Connection: close\r\n"); out.print("Content-Type: text/html; charset=iso-8859-1\r\n"); out.print("\r\n"); out.flush(); out.print("Sorry, page not found"); out.flush(); // wait for client to read response - otherwise http // client get error and re-establish connection Thread.sleep(2000); } catch (Exception e) { e.printStackTrace(); } finally { try { ss.close(); } catch (IOException unused) {} } } GetContent() throws Exception { InetAddress loopback = InetAddress.getLoopbackAddress(); ss = new ServerSocket(); ss.bind(new InetSocketAddress(loopback, 0)); Thread thr = new Thread(this); thr.start(); boolean error = true; try { java.net.URL url = URIBuilder.newBuilder() .scheme("http") .host(ss.getInetAddress()) .port(ss.getLocalPort()) .path("/no-such-name") .toURL(); Object obj = url.openConnection(Proxy.NO_PROXY) .getContent(); InputStream in = (InputStream) obj; byte buff[] = new byte[200]; int len = in.read(buff); } catch (IOException ex) { error = false; } if (error) throw new RuntimeException("No IOException generated."); } public static void main(String args[]) throws Exception { new GetContent(); } }