0N/A/*
2362N/A * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A */
0N/A
0N/A/* @test
0N/A * @bug 4189011 5019303
0N/A * @summary Test opening over 2048 files
0N/A * @run main/timeout=300 ManyFiles
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.util.*;
0N/A
0N/Apublic class ManyFiles {
0N/A static int count;
0N/A static List files = new ArrayList();
0N/A static List streams = new ArrayList();
0N/A static int NUM_FILES = 2050;
0N/A
0N/A public static void main(String args[]) throws Exception {
0N/A // Linux does not yet allow opening this many files; Solaris
0N/A // 8 requires an explicit allocation of more file descriptors
0N/A // to succeed. Since this test is written to check for a
0N/A // Windows capability it is much simpler to only run it
0N/A // on that platform.
0N/A String osName = System.getProperty("os.name");
0N/A if (osName.startsWith("Linux")||osName.startsWith("SunOS"))
0N/A return;
0N/A
0N/A for (int n = 0; n < NUM_FILES; n++) {
0N/A File f = new File("file" + count++);
0N/A files.add(f);
0N/A streams.add(new FileOutputStream(f));
0N/A }
0N/A
0N/A Iterator i = streams.iterator();
0N/A while(i.hasNext()) {
0N/A FileOutputStream fos = (FileOutputStream)i.next();
0N/A fos.close();
0N/A }
0N/A
0N/A i = files.iterator();
0N/A while(i.hasNext()) {
0N/A File f = (File)i.next();
0N/A f.delete();
0N/A }
0N/A }
0N/A}