fop/src/java/org/apache/fop/fo/Declarations.java

/*
 * $Id: Declarations.java,v 1.8 2003/03/05 21:48:01 jeremias Exp $
 * ============================================================================
 *                    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 modifica-
 * tion, 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 acknowledgment: "This product includes software
 *    developed by the Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself, if
 *    and wherever such third-party acknowledgments normally appear.
 * 
 * 4. The names "FOP" 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 name, without prior written permission of the
 *    Apache Software Foundation.
 * 
 * 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 (INCLU-
 * DING, 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 and was originally created by
 * James Tauber <jtauber@jtauber.com>. For more information on the Apache
 * Software Foundation, please see <http://www.apache.org/>.
 */ 
package org.apache.fop.fo;

// Java
import java.util.List;
import java.util.Map;
import java.util.Iterator;

/**
 * Declarations formatting object.
 * A declarations formatting object holds a set of color-profiles
 * and optionally additional non-XSL namespace elements.
 * The color-profiles are held in a hashmap for use with color-profile
 * references.
 */
public class Declarations extends FObj {
    
    private Map colorProfiles = null;
    private List external = null;

    protected Declarations(FONode parent) {
        super(parent);
    }

    /**
     * At then end of this element sort out the child into
     * a hashmap of color profiles and a list of external xml.
     */
    public void end() {
        for (Iterator iter = children.iterator(); iter.hasNext();) {
            FONode node = (FONode)iter.next();
            if (node.getName().equals("fo:color-profile")) {
                ColorProfile cp = (ColorProfile)node;
                if (!"".equals(cp.getProfileName())) {
                    if (colorProfiles == null) {
                        colorProfiles = new java.util.HashMap();
                    }
                    if (colorProfiles.get(cp.getProfileName()) != null) {
                        // duplicate names
                        getLogger().warn("Duplicate fo:color-profile profile name : " 
                                + cp.getProfileName());
                    }
                    colorProfiles.put(cp.getProfileName(), cp);
                } else {
                    getLogger().warn("color-profile-name required for color profile");
                }
            } else if (node instanceof XMLObj) {
                if (external == null) {
                    external = new java.util.ArrayList();
                }
                external.add(node);
            } else {
                getLogger().warn("invalid element " + node.getName() + "inside declarations");
            }
        }
        children = null;
    }
}