diff options
Diffstat (limited to 'libjava/java/net/Inet6Address.java')
-rw-r--r-- | libjava/java/net/Inet6Address.java | 168 |
1 files changed, 82 insertions, 86 deletions
diff --git a/libjava/java/net/Inet6Address.java b/libjava/java/net/Inet6Address.java index c3418c6..5d52735 100644 --- a/libjava/java/net/Inet6Address.java +++ b/libjava/java/net/Inet6Address.java @@ -7,7 +7,7 @@ GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. - + GNU Classpath 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 @@ -35,11 +35,11 @@ this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ - package java.net; import java.util.Arrays; + /** * @author Michael Koch * @date August 3, 2002. @@ -50,7 +50,6 @@ import java.util.Arrays; * RFC 1884 (http://www.ietf.org/rfc/rfc1884.txt) * Status: Believed complete and correct. */ - public final class Inet6Address extends InetAddress { static final long serialVersionUID = 6880410070516793377L; @@ -59,213 +58,210 @@ public final class Inet6Address extends InetAddress * Needed for serialization */ byte[] ipaddress; - + /** * Create an Inet6Address object * * @param addr The IP address * @param host The hostname */ - Inet6Address (byte[] addr, String host) + Inet6Address(byte[] addr, String host) { - super (addr, host); + super(addr, host); this.ipaddress = addr; } /** * Utility routine to check if the InetAddress is an IP multicast address - * + * * @since 1.1 */ - public boolean isMulticastAddress () + public boolean isMulticastAddress() { - return ipaddress [0] == 0xFF; + return ipaddress[0] == 0xFF; } - + /** * Utility routine to check if the InetAddress in a wildcard address - * + * * @since 1.4 */ - public boolean isAnyLocalAddress () + public boolean isAnyLocalAddress() { - byte[] anylocal = { 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0 }; - + byte[] anylocal = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; + return Arrays.equals(ipaddress, anylocal); } - + /** * Utility routine to check if the InetAddress is a loopback address - * + * * @since 1.4 */ - public boolean isLoopbackAddress () + public boolean isLoopbackAddress() { - byte[] loopback = { 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 1 }; - + byte[] loopback = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }; + return Arrays.equals(ipaddress, loopback); } /** * Utility routine to check if the InetAddress is an link local address - * + * * @since 1.4 */ - public boolean isLinkLocalAddress () + public boolean isLinkLocalAddress() { - return ipaddress [0] == 0xFA; + return ipaddress[0] == 0xFA; } /** * Utility routine to check if the InetAddress is a site local address - * + * * @since 1.4 */ - public boolean isSiteLocalAddress () + public boolean isSiteLocalAddress() { - return ipaddress [0] == 0xFB; + return ipaddress[0] == 0xFB; } /** * Utility routine to check if the multicast address has global scope - * + * * @since 1.4 */ - public boolean isMCGlobal () + public boolean isMCGlobal() { - if (!isMulticastAddress ()) + if (! isMulticastAddress()) return false; - - return (ipaddress [1] & 0x0F) == 0xE; + + return (ipaddress[1] & 0x0F) == 0xE; } /** * Utility routine to check if the multicast address has node scope - * + * * @since 1.4 */ - public boolean isMCNodeLocal () + public boolean isMCNodeLocal() { - if (!isMulticastAddress ()) + if (! isMulticastAddress()) return false; - - return (ipaddress [1] & 0x0F) == 0x1; + + return (ipaddress[1] & 0x0F) == 0x1; } /** * Utility routine to check if the multicast address has link scope - * + * * @since 1.4 */ - public boolean isMCLinkLocal () + public boolean isMCLinkLocal() { - if (!isMulticastAddress ()) + if (! isMulticastAddress()) return false; - - return (ipaddress [1] & 0x0F) == 0x2; + + return (ipaddress[1] & 0x0F) == 0x2; } /** * Utility routine to check if the multicast address has site scope - * + * * @since 1.4 */ - public boolean isMCSiteLocal () + public boolean isMCSiteLocal() { - if (!isMulticastAddress ()) + if (! isMulticastAddress()) return false; - - return (ipaddress [1] & 0x0F) == 0x5; + + return (ipaddress[1] & 0x0F) == 0x5; } /** * Utility routine to check if the multicast address has organization scope - * + * * @since 1.4 */ - public boolean isMCOrgLocal () + public boolean isMCOrgLocal() { - if (!isMulticastAddress ()) + if (! isMulticastAddress()) return false; - - return (ipaddress [1] & 0x0F) == 0x8; + + return (ipaddress[1] & 0x0F) == 0x8; } - + /** * Returns the raw IP address of this InetAddress object. The result is in * network byte order: the highest order byte of the address is i * n getAddress()[0] */ - public byte[] getAddress () + public byte[] getAddress() { return ipaddress; } - + /** * Returns the IP address string in textual presentation */ - public String getHostAddress () + public String getHostAddress() { - StringBuffer sbuf = new StringBuffer (40); + StringBuffer sbuf = new StringBuffer(40); for (int i = 0; i < 16; i += 2) { - int x = ((ipaddress [i] & 0xFF) << 8) | (ipaddress [i + 1] & 0xFF); - boolean empty = sbuf.length () == 0; - - if (empty) - { - if (i > 0) - sbuf.append ("::"); - } - else - sbuf.append (':'); - - if (x != 0 || i >= 14) - sbuf.append (Integer.toHexString (x)); + int x = ((ipaddress[i] & 0xFF) << 8) | (ipaddress[i + 1] & 0xFF); + boolean empty = sbuf.length() == 0; + + if (empty) + { + if (i > 0) + sbuf.append("::"); + } + else + sbuf.append(':'); + + if (x != 0 || i >= 14) + sbuf.append(Integer.toHexString(x)); } - - return sbuf.toString (); + + return sbuf.toString(); } /** * Returns a hashcode for this IP address */ - public int hashCode () + public int hashCode() { - return super.hashCode (); + return super.hashCode(); } - + /** * Compares this object against the specified object */ - public boolean equals (Object obj) + public boolean equals(Object obj) { if (! (obj instanceof Inet6Address)) return false; Inet6Address tmp = (Inet6Address) obj; - return super.equals (tmp) - && this.ipaddress == tmp.ipaddress; + return super.equals(tmp) && this.ipaddress == tmp.ipaddress; } - + /** * Utility routine to check if the InetAddress is an * IPv4 compatible IPv6 address * * @since 1.4 */ - public boolean isIPv4CompatibleAddress () + public boolean isIPv4CompatibleAddress() { - if (ipaddress [0] != 0x00 || ipaddress [1] != 0x00 || - ipaddress [2] != 0x00 || ipaddress [3] != 0x00 || - ipaddress [4] != 0x00 || ipaddress [5] != 0x00 || - ipaddress [6] != 0x00 || ipaddress [7] != 0x00 || - ipaddress [8] != 0x00 || ipaddress [9] != 0x00 || - ipaddress [10] != 0x00 || ipaddress [11] != 0x00) + if (ipaddress[0] != 0x00 || ipaddress[1] != 0x00 || ipaddress[2] != 0x00 + || ipaddress[3] != 0x00 || ipaddress[4] != 0x00 + || ipaddress[5] != 0x00 || ipaddress[6] != 0x00 + || ipaddress[7] != 0x00 || ipaddress[8] != 0x00 + || ipaddress[9] != 0x00 || ipaddress[10] != 0x00 + || ipaddress[11] != 0x00) return false; return true; |