1 /*
   2  * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * @test
  26  * @bug 4773417 5003746



  27  * @summary  HttpURLConnection.getInputStream() produces IOException with
  28  *           bad stack trace; HttpURLConnection.getInputStream loses
  29  *           exception message, exception class
  30  */
  31 import java.net.*;
  32 import java.io.IOException;

  33 
  34 public class StackTraceTest {
  35     public static void main(String[] args) throws Exception {
  36         URL url;
  37         try (ServerSocket ss = new ServerSocket(0)) {  // refusing socket
  38             url = new URL("http://localhost:" + ss.getLocalPort() + "/");
  39         }




  40         URLConnection uc = url.openConnection();
  41 
  42         // Trigger implicit connection by trying to retrieve bogus
  43         // response header, and force remembered exception
  44         uc.getHeaderFieldKey(20);
  45 
  46         try {
  47             uc.getInputStream();  // expect to throw
  48             throw new RuntimeException("Expected getInputStream to throw");
  49         } catch (IOException ioe) {
  50             if (!(ioe instanceof ConnectException))
  51                 throw new RuntimeException("Expect ConnectException, got " + ioe);
  52             if (ioe.getMessage() == null)
  53                 throw new RuntimeException("Exception message is null");
  54             if (ioe.getCause() == null)
  55                 throw new RuntimeException("Excepting a chained exception, but got: ",
  56                                            ioe);
  57         }
  58     }
  59 }

   1 /*
   2  * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 4773417 5003746
  27  * @library /test/lib
  28  * @build jdk.test.lib.Utils
  29  * @run main StackTraceTest
  30  * @summary  HttpURLConnection.getInputStream() produces IOException with
  31  *           bad stack trace; HttpURLConnection.getInputStream loses
  32  *           exception message, exception class
  33  */
  34 import java.net.*;
  35 import java.io.IOException;
  36 import jdk.test.lib.Utils;
  37 
  38 public class StackTraceTest {
  39     public static void main(String[] args) throws Exception {
  40         InetSocketAddress refusing = Utils.refusingEndpoint();
  41         int port = refusing.getPort();
  42         String host = refusing.getAddress().getHostAddress();
  43         if (host.contains(":"))
  44             host = "[" + host + "]";
  45         URL url = URI.create("http://" + host + ":" + port + "/").toURL();
  46         System.out.println("URL: " + url);
  47 
  48         URLConnection uc = url.openConnection();
  49 
  50         // Trigger implicit connection by trying to retrieve bogus
  51         // response header, and force remembered exception
  52         uc.getHeaderFieldKey(20);
  53 
  54         try {
  55             uc.getInputStream();  // expect to throw
  56             throw new RuntimeException("Expected getInputStream to throw");
  57         } catch (IOException ioe) {
  58             if (!(ioe instanceof ConnectException))
  59                 throw new RuntimeException("Expect ConnectException, got " + ioe);
  60             if (ioe.getMessage() == null)
  61                 throw new RuntimeException("Exception message is null");
  62             if (ioe.getCause() == null)
  63                 throw new RuntimeException("Excepting a chained exception, but got: ",
  64                                            ioe);
  65         }
  66     }
  67 }