11  * to you under the Apache License, Version 2.0 (the
39  * Represents a protocol version, as specified in RFC 2616.
42  * for the protocol name. It defines a protocol version "SIP/2.0".
46  * This class defines a protocol version as a combination of
47  * protocol name, major version number, and minor version number.
54  * @version $Revision: 609106 $
64     /** Major version number of the protocol */
67     /** Minor version number of the protocol */
72      * Create a protocol version designator.
75      * @param major      the major version number of the protocol
76      * @param minor      the minor version number of the protocol
85                 ("Protocol major version number must not be negative.");  in ProtocolVersion()
89                 ("Protocol minor version number may not be negative");  in ProtocolVersion()
106      * Returns the major version number of the protocol.
108      * @return the major version number.
115      * Returns the minor version number of the HTTP protocol.
117      * @return the minor version number.
125      * Obtains a specific version of this protocol.
130      * if the version matches, and creates a new {@link ProtocolVersion}
133      * @param major     the major version
134      * @param minor     the minor version
136      * @return  a protocol version with the same protocol name
137      *          and the argument version
153      * @return  the hashcode of this protocol version
161      * Checks equality of this protocol version with an object.
162      * The object is equal if it is a protocl version with the same
163      * protocol name, major version number, and minor version number.
170      * @return  <code>true</code> if the argument is the same protocol version,
193      * @param that      the protocol version to consider
204      * Compares this protocol version with another one.
209      * @param that      the protocl version to compare with
212      *           as this version is less than, equal to, or greater than
213      *           the argument version.
222                 ("Protocol version must not be null.");   in compareToVersion()
239      * Tests if this protocol version is greater or equal to the given one.
241      * @param version   the version against which to check this version
243      * @return  <code>true</code> if this protocol version is
248     public final boolean greaterEquals(ProtocolVersion version) {  in greaterEquals()  argument
249         return isComparable(version) && (compareToVersion(version) >= 0);  in greaterEquals()
254      * Tests if this protocol version is less or equal to the given one.
256      * @param version   the version against which to check this version
258      * @return  <code>true</code> if this protocol version is
263     public final boolean lessEquals(ProtocolVersion version) {  in lessEquals()  argument
264         return isComparable(version) && (compareToVersion(version) <= 0);  in lessEquals()
269      * Converts this protocol version to a string.
271      * @return  a protocol version string, like "HTTP/1.1"