/*
 * Copyright (c) 1994, 2008, 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. Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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.
 */

package java.io;


/**
 * Signals that an attempt to open the file denoted by a specified pathname
 * has failed.
 *
 * <p> This exception will be thrown by the {@link FileInputStream}, {@link
 * FileOutputStream}, and {@link RandomAccessFile} constructors when a file
 * with the specified pathname does not exist. It will also be thrown by these
 * constructors if the file does exist but for some reason is inaccessible, for
 * example when an attempt is made to open a read-only file for writing.
 *
 * @author unascribed
 * @since 1.0
 */

public class FileNotFoundException extends IOException {
 private static final long serialVersionUID = -897856973823710492L;

 /**
 * Constructs a <code>FileNotFoundException</code> with
 * <code>null</code> as its error detail message.
 */
 public FileNotFoundException() {
 super();
 }

 /**
 * Constructs a <code>FileNotFoundException</code> with the
 * specified detail message. The string <code>s</code> can be
 * retrieved later by the
 * <code>{@link java.lang.Throwable#getMessage}</code>
 * method of class <code>java.lang.Throwable</code>.
 *
 * @param s the detail message.
 */
 public FileNotFoundException(String s) {
 super(s);
 }

 /**
 * Constructs a <code>FileNotFoundException</code> with a detail message
 * consisting of the given pathname string followed by the given reason
 * string. If the <code>reason</code> argument is <code>null</code> then
 * it will be omitted. This private constructor is invoked only by native
 * I/O methods.
 *
 * @since 1.2
 */
 private FileNotFoundException(String path, String reason) {
 super(path + ((reason == null)
 ? ""
 : " (" + reason + ")"));
 }

}