1 /*
   2  * Copyright (c) 2000, 2006, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.net;
  27 
  28 import java.security.AccessController;
  29 import java.io.ObjectStreamException;
  30 import sun.security.action.*;
  31 
  32 /**
  33  * This class represents an Internet Protocol version 4 (IPv4) address.
  34  * Defined by <a href="http://www.ietf.org/rfc/rfc790.txt">
  35  * <i>RFC&nbsp;790: Assigned Numbers</i></a>,
  36  * <a href="http://www.ietf.org/rfc/rfc1918.txt">
  37  * <i>RFC&nbsp;1918: Address Allocation for Private Internets</i></a>,
  38  * and <a href="http://www.ietf.org/rfc/rfc2365.txt"><i>RFC&nbsp;2365:
  39  * Administratively Scoped IP Multicast</i></a>
  40  *
  41  * <h4> <A NAME="format">Textual representation of IP addresses</a> </h4>
  42  *
  43  * Textual representation of IPv4 address used as input to methods
  44  * takes one of the following forms:
  45  *
  46  * <blockquote><table cellpadding=0 cellspacing=0 summary="layout">
  47  * <tr><td><tt>d.d.d.d</tt></td></tr>
  48  * <tr><td><tt>d.d.d</tt></td></tr>
  49  * <tr><td><tt>d.d</tt></td></tr>
  50  * <tr><td><tt>d</tt></td></tr>

   1 /*
   2  * Copyright (c) 2000, 2011, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.net;
  27 

  28 import java.io.ObjectStreamException;

  29 
  30 /**
  31  * This class represents an Internet Protocol version 4 (IPv4) address.
  32  * Defined by <a href="http://www.ietf.org/rfc/rfc790.txt">
  33  * <i>RFC&nbsp;790: Assigned Numbers</i></a>,
  34  * <a href="http://www.ietf.org/rfc/rfc1918.txt">
  35  * <i>RFC&nbsp;1918: Address Allocation for Private Internets</i></a>,
  36  * and <a href="http://www.ietf.org/rfc/rfc2365.txt"><i>RFC&nbsp;2365:
  37  * Administratively Scoped IP Multicast</i></a>
  38  *
  39  * <h4> <A NAME="format">Textual representation of IP addresses</a> </h4>
  40  *
  41  * Textual representation of IPv4 address used as input to methods
  42  * takes one of the following forms:
  43  *
  44  * <blockquote><table cellpadding=0 cellspacing=0 summary="layout">
  45  * <tr><td><tt>d.d.d.d</tt></td></tr>
  46  * <tr><td><tt>d.d.d</tt></td></tr>
  47  * <tr><td><tt>d.d</tt></td></tr>
  48  * <tr><td><tt>d</tt></td></tr>