001/*
002 * Copyright (c) 2004-2010, Kohsuke Kawaguchi
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification, are permitted provided
006 * that the following conditions are met:
007 *
008 *     * Redistributions of source code must retain the above copyright notice, this list of
009 *       conditions and the following disclaimer.
010 *     * Redistributions in binary form must reproduce the above copyright notice, this list of
011 *       conditions and the following disclaimer in the documentation and/or other materials
012 *       provided with the distribution.
013 *
014 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
015 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
016 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
017 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
018 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
019 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
020 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
021 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
022 */
023
024package org.kohsuke.stapler.jelly;
025
026import org.apache.commons.jelly.JellyTagException;
027import org.apache.commons.jelly.MissingAttributeException;
028import org.apache.commons.jelly.XMLOutput;
029import org.jvnet.maven.jellydoc.annotation.NoContent;
030import org.jvnet.maven.jellydoc.annotation.Required;
031
032/**
033 * Adds an HTTP header to the response.
034 *
035 * @author Kohsuke Kawaguchi
036 * @see SetHeaderTag
037 */
038@NoContent
039public class HeaderTag extends AbstractStaplerTag {
040    private String name;
041    private String value;
042
043    /**
044     * Header name.
045     */
046    @Required
047    public void setName(String name) {
048        this.name = name;
049    }
050
051    /**
052     * Header value.
053     */
054    @Required
055    public void setValue(String value) {
056        this.value = value;
057    }
058
059    public void doTag(XMLOutput output) throws JellyTagException {
060        if (name==null || value==null)  return;
061        getResponse().addHeader(name,value);
062    }
063}