2008-11-19 08:22:15 +01:00
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/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005-2008, Red Hat Middleware LLC, and individual contributors
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jboss.netty.handler.codec.http;
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2008-12-05 02:58:38 +01:00
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import java.util.HashMap;
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import java.util.Map;
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2008-11-19 08:22:15 +01:00
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/**
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* This defines the methods available via a HTTP Request.
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*
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* @author The Netty Project (netty-dev@lists.jboss.org)
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* @author Andy Taylor (andy.taylor@jboss.org)
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2008-12-03 10:00:29 +01:00
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* @version $Rev$, $Date$
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*
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* @apiviz.exclude
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2008-11-19 08:22:15 +01:00
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*/
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2008-12-05 02:58:38 +01:00
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public class HttpMethod implements Comparable<HttpMethod> {
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2008-11-19 08:22:15 +01:00
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/**
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* The OPTIONS method represents a request for information about the communication options available on the request/response
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* chain identified by the Request-URI. This method allows the client to determine the options and/or requirements
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* associated with a resource, or the capabilities of a server, without implying a resource action or initiating a
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* resource retrieval.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod OPTIONS = new HttpMethod("OPTIONS");
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2008-11-19 08:22:15 +01:00
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/**
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* The GET method means retrieve whatever information (in the form of an entity) is identified by the Request-URI.
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* If the Request-URI refers to a data-producing process, it is the produced data which shall be returned as the entity
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* in the response and not the source text of the process, unless that text happens to be the output of the process.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod GET = new HttpMethod("GET");
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2008-11-19 08:22:15 +01:00
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/**
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* The HEAD method is identical to GET except that the server MUST NOT return a message-body in the response.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod HEAD = new HttpMethod("HEAD");
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2008-11-19 08:22:15 +01:00
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/**
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* The POST method is used to request that the origin server accept the entity enclosed in the request as a new
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* subordinate of the resource identified by the Request-URI in the Request-Line.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod POST = new HttpMethod("POST");
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2008-11-19 08:22:15 +01:00
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/**
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* The PUT method requests that the enclosed entity be stored under the supplied Request-URI.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod PUT = new HttpMethod("PUT");
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2008-11-19 08:22:15 +01:00
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/**
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* The DELETE method requests that the origin server delete the resource identified by the Request-URI.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod DELETE = new HttpMethod("DELETE");
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2008-11-19 08:22:15 +01:00
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/**
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* The TRACE method is used to invoke a remote, application-layer loop- back of the request message.
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod TRACE = new HttpMethod("TRACE");
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2008-11-19 08:22:15 +01:00
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/**
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* This specification reserves the method name CONNECT for use with a proxy that can dynamically switch to being a tunnel
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*/
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2008-12-05 02:58:38 +01:00
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public static final HttpMethod CONNECT = new HttpMethod("CONNECT");
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private static final Map<String, HttpMethod> methodMap =
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new HashMap<String, HttpMethod>();
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static {
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methodMap.put(OPTIONS.toString(), OPTIONS);
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methodMap.put(GET.toString(), GET);
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methodMap.put(HEAD.toString(), HEAD);
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methodMap.put(POST.toString(), POST);
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methodMap.put(PUT.toString(), PUT);
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methodMap.put(DELETE.toString(), DELETE);
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methodMap.put(TRACE.toString(), TRACE);
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methodMap.put(CONNECT.toString(), CONNECT);
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}
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public static HttpMethod valueOf(String method) {
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if (method == null) {
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throw new NullPointerException("method");
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}
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method = method.trim().toUpperCase();
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HttpMethod result = methodMap.get(method);
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if (result != null) {
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return result;
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} else {
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return new HttpMethod(method);
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}
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}
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2008-11-19 08:22:15 +01:00
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2008-12-08 09:24:48 +01:00
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private final String method;
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2008-11-19 08:22:15 +01:00
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2008-12-05 02:58:38 +01:00
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public HttpMethod(String method) {
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if (method == null) {
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throw new NullPointerException("method");
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}
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method = method.trim().toUpperCase();
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if (method.length() == 0) {
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throw new IllegalArgumentException("empty method");
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}
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2008-11-19 08:22:15 +01:00
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this.method = method;
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}
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2008-12-05 02:58:38 +01:00
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@Override
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public int hashCode() {
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return method.hashCode();
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}
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@Override
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public boolean equals(Object o) {
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if (!(o instanceof HttpMethod)) {
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return false;
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}
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HttpMethod that = (HttpMethod) o;
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return method.equals(that.method);
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}
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@Override
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public String toString() {
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2008-11-19 08:22:15 +01:00
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return method;
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}
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2008-12-05 02:58:38 +01:00
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public int compareTo(HttpMethod o) {
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return method.compareTo(o.method);
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}
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2008-11-19 08:22:15 +01:00
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}
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