Package org.apache.http

Class HttpVersion

java.lang.Object

org.apache.http.ProtocolVersion

org.apache.http.HttpVersion

All Implemented Interfaces:

java.io.Serializable

@Contract(threading=IMMUTABLE)
public final class HttpVersion
extends ProtocolVersion
implements java.io.Serializable

Represents an HTTP version. HTTP uses a "major.minor" numbering scheme to indicate versions of the protocol.

The version of an HTTP message is indicated by an HTTP-Version field in the first line of the message.

     HTTP-Version   = "HTTP" "/" 1*DIGIT "." 1*DIGIT
 

Since:

4.0

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	HTTP	The protocol name.
static HttpVersion	HTTP_0_9	HTTP protocol version 0.9
static HttpVersion	HTTP_1_0	HTTP protocol version 1.0
static HttpVersion	HTTP_1_1	HTTP protocol version 1.1

Fields inherited from class org.apache.http.ProtocolVersion

major, minor, protocol

Constructor Summary

Constructors

Constructor	Description
HttpVersion(int major, int minor)	Create an HTTP protocol version designator.

Method Summary

Modifier and Type	Method	Description
ProtocolVersion	forVersion(int major, int minor)	Obtains a specific HTTP version.

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from class org.apache.http.ProtocolVersion

clone, compareToVersion, equals, getMajor, getMinor, getProtocol, greaterEquals, hashCode, isComparable, lessEquals, toString

Field Detail

HTTP

public static final java.lang.String HTTP

The protocol name.

See Also:

Constant Field Values

HTTP_0_9

public static final HttpVersion HTTP_0_9

HTTP protocol version 0.9

HTTP_1_0

public static final HttpVersion HTTP_1_0

HTTP protocol version 1.0

HTTP_1_1

public static final HttpVersion HTTP_1_1

HTTP protocol version 1.1

Constructor Detail

HttpVersion

public HttpVersion(int major,
                   int minor)

Create an HTTP protocol version designator.

Parameters:

major - the major version number of the HTTP protocol

minor - the minor version number of the HTTP protocol

Throws:

java.lang.IllegalArgumentException - if either major or minor version number is negative

Method Detail

forVersion

public ProtocolVersion forVersion(int major,
                                  int minor)

Obtains a specific HTTP version.

Overrides:

forVersion in class ProtocolVersion

Parameters:

major - the major version

minor - the minor version

Returns:

an instance of HttpVersion with the argument version