| /* |
| * Copyright (c) 2016, 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 7167293 |
| * @summary FtpURLConnection doesn't close FTP connection when FileNotFoundException is thrown |
| * @library ../www/ftptest/ |
| * @build FtpServer FtpCommandHandler FtpAuthHandler FtpFileSystemHandler |
| * @run main FtpURLConnectionLeak |
| */ |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.URL; |
| |
| public class FtpURLConnectionLeak { |
| |
| public static void main(String[] args) throws Exception { |
| FtpServer server = new FtpServer(0); |
| server.setFileSystemHandler(new CustomFileSystemHandler("/")); |
| server.setAuthHandler(new MyAuthHandler()); |
| int port = server.getLocalPort(); |
| server.start(); |
| URL url = new URL("ftp://localhost:" + port + "/filedoesNotExist.txt"); |
| for (int i = 0; i < 3; i++) { |
| try { |
| InputStream stream = url.openStream(); |
| } catch (FileNotFoundException expectedFirstTimeAround) { |
| // should always reach this point since the path does not exist |
| } catch (IOException expected) { |
| System.out.println("caught expected " + expected); |
| int times = 1; |
| do { |
| // give some time to close the connection... |
| System.out.println("sleeping... " + times); |
| Thread.sleep(times * 1000); |
| } while (server.activeClientsCount() > 0 && times++ < 5); |
| |
| if (server.activeClientsCount() > 0) { |
| server.killClients(); |
| throw new RuntimeException("URLConnection didn't close the" + |
| " FTP connection on FileNotFoundException"); |
| } |
| } finally { |
| server.terminate(); |
| } |
| } |
| } |
| |
| static class CustomFileSystemHandler implements FtpFileSystemHandler { |
| |
| private String currentDir; |
| |
| public CustomFileSystemHandler(String path) { |
| currentDir = path; |
| } |
| |
| @Override |
| public boolean cd(String path) { |
| currentDir = path; |
| return true; |
| } |
| |
| @Override |
| public boolean cdUp() { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public String pwd() { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public boolean fileExists(String name) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public InputStream getFile(String name) { |
| return null; //return null so that server will return 550 File not found. |
| } |
| |
| @Override |
| public long getFileSize(String name) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public InputStream listCurrentDir() { |
| return null; |
| } |
| |
| @Override |
| public OutputStream putFile(String name) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public boolean removeFile(String name) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public boolean mkdir(String name) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| @Override |
| public boolean rename(String from, String to) { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| |
| } |
| |
| static class MyAuthHandler implements FtpAuthHandler { |
| |
| @Override |
| public int authType() { |
| return 0; |
| } |
| |
| @Override |
| public boolean authenticate(String user, String password) { |
| return true; |
| } |
| |
| @Override |
| public boolean authenticate(String user, String password, String account) { |
| return true; |
| } |
| } |
| } |