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/*
 * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/cookie/IgnoreCookiesSpec.java,v 1.6 2004/09/14 20:11:31 olegk Exp $
 * $Revision: 480424 $
 * $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $
 *
 * ====================================================================
 *
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * .
 *
 */ 

package org.apache.commons.httpclient.cookie;

import java.util.Collection;

import org.apache.commons.httpclient.Cookie;
import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.NameValuePair;

/**
 * A cookie spec that does nothing.  Cookies are neither parsed, formatted nor matched.
 * It can be used to effectively disable cookies altogether. 
 * 
 * @since 3.0
 */
public class IgnoreCookiesSpec implements CookieSpec {

    /**
     * 
     */
    public IgnoreCookiesSpec() {
        super();
    }

    /**
     * Returns an empty {@link Cookie cookie} array.  All parameters are ignored.
     */
    public Cookie[] parse(String host, int port, String path, boolean secure, String header)
        throws MalformedCookieException {
        return new Cookie[0];
    }

    /**
     * @return null
     */
    public Collection getValidDateFormats() {
        return null;
    }
    
    /**
     * Does nothing.
     */
    public void setValidDateFormats(Collection datepatterns) {
    }
    
    /**
     * @return null
     */
    public String formatCookie(Cookie cookie) {
        return null;
    }

    /**
     * @return null
     */
    public Header formatCookieHeader(Cookie cookie) throws IllegalArgumentException {
        return null;
    }

    /**
     * @return null
     */
    public Header formatCookieHeader(Cookie[] cookies) throws IllegalArgumentException {
        return null;
    }

    /**
     * @return null
     */
    public String formatCookies(Cookie[] cookies) throws IllegalArgumentException {
        return null;
    }

    /**
     * @return false
     */
    public boolean match(String host, int port, String path, boolean secure, Cookie cookie) {
        return false;
    }

    /**
     * Returns an empty {@link Cookie cookie} array.  All parameters are ignored.
     */
    public Cookie[] match(String host, int port, String path, boolean secure, Cookie[] cookies) {
        return new Cookie[0];
    }

    /**
     * Returns an empty {@link Cookie cookie} array.  All parameters are ignored.
     */
    public Cookie[] parse(String host, int port, String path, boolean secure, Header header)
        throws MalformedCookieException, IllegalArgumentException {
        return new Cookie[0];
    }

    /**
     * Does nothing.
     */
    public void parseAttribute(NameValuePair attribute, Cookie cookie)
        throws MalformedCookieException, IllegalArgumentException {
    }

    /**
     * Does nothing.
     */
    public void validate(String host, int port, String path, boolean secure, Cookie cookie)
        throws MalformedCookieException, IllegalArgumentException {
    }

    /**
     * @return false
     */
    public boolean domainMatch(final String host, final String domain) {
        return false;
    }

    /**
     * @return false
     */
    public boolean pathMatch(final String path, final String topmostPath) {
        return false;
    }

}