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/*
 * $Header: /home/cvs/jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/Header.java,v 1.10.2.2 2003/12/05 20:18:22 oglueck Exp $
 * $Revision: 1.10.2.2 $
 * $Date: 2003/12/05 20:18:22 $
 *
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999-2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Commons", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
 *    permission of the Apache Group.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * 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
 * .
 *
 * [Additional notices, if required by prior licensing conditions]
 *
 */

package org.apache.commons.httpclient;

/**
 * 

An HTTP header.

* * @author Remy Maucherat * @author Mike Bowler * @version $Revision: 1.10.2.2 $ $Date: 2003/12/05 20:18:22 $ */ public class Header extends NameValuePair { // ----------------------------------------------------------- Constructors /** * Default constructor. */ public Header() { this(null, null); } /** * Constructor with name and value * * @param name the header name * @param value the header value */ public Header(String name, String value) { super(name, value); } // --------------------------------------------------------- Public Methods /** * Returns a {@link String} representation of the header in the form: *
     * Name: valueCRLF
     * 
* The string is terminated by CRLF. * * @return stringHEAD */ public String toExternalForm() { return ((null == getName() ? "" : getName()) + ": " + (null == getValue() ? "" : getValue()) + "\r\n"); } /** * Returns a {@link String} representation of the header. * * @return stringHEAD */ public String toString() { return toExternalForm(); } /** * Returns an array of {@link HeaderElement}s * constructed from my value. * * @see HeaderElement#parse * @throws HttpException if the header cannot be parsed * @return an array of header elements */ public HeaderElement[] getValues() throws HttpException { return HeaderElement.parse(getValue()); } }
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