| /* CopyNode.java -- |
| Copyright (C) 2004,2006 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package gnu.xml.transform; |
| |
| import java.util.Iterator; |
| import java.util.StringTokenizer; |
| import javax.xml.namespace.QName; |
| import javax.xml.transform.TransformerException; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.NamedNodeMap; |
| import org.w3c.dom.Node; |
| |
| /** |
| * A template node representing the XSL <code>copy</code> instruction. |
| * |
| * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> |
| */ |
| final class CopyNode |
| extends TemplateNode |
| { |
| |
| final String uas; |
| |
| CopyNode(String uas) |
| { |
| this.uas = uas; |
| } |
| |
| TemplateNode clone(Stylesheet stylesheet) |
| { |
| TemplateNode ret = new CopyNode(uas); |
| if (children != null) |
| ret.children = children.clone(stylesheet); |
| if (next != null) |
| ret.next = next.clone(stylesheet); |
| return ret; |
| } |
| |
| void doApply(Stylesheet stylesheet, QName mode, |
| Node context, int pos, int len, |
| Node parent, Node nextSibling) |
| throws TransformerException |
| { |
| Node copy = parent; |
| switch (context.getNodeType()) |
| { |
| case Node.TEXT_NODE: |
| case Node.ATTRIBUTE_NODE: |
| case Node.ELEMENT_NODE: |
| case Node.PROCESSING_INSTRUCTION_NODE: |
| case Node.COMMENT_NODE: |
| Document doc = (parent instanceof Document) ? (Document) parent : |
| parent.getOwnerDocument(); |
| copy = context.cloneNode(false); |
| copy = doc.adoptNode(copy); |
| if (copy.getNodeType() == Node.ATTRIBUTE_NODE) |
| { |
| if (parent.getFirstChild() != null) |
| { |
| // Ignore attempt to add attribute after children |
| } |
| else |
| { |
| NamedNodeMap attrs = parent.getAttributes(); |
| if (attrs != null) |
| attrs.setNamedItemNS(copy); |
| } |
| } |
| else |
| { |
| if (nextSibling != null) |
| parent.insertBefore(copy, nextSibling); |
| else |
| parent.appendChild(copy); |
| } |
| } |
| if (uas != null) |
| { |
| StringTokenizer st = new StringTokenizer(uas, " "); |
| while (st.hasMoreTokens()) |
| addAttributeSet(stylesheet, mode, context, pos, len, |
| copy, null, st.nextToken()); |
| } |
| if (children != null) |
| children.apply(stylesheet, mode, |
| context, pos, len, |
| copy, null); |
| if (next != null) |
| next.apply(stylesheet, mode, |
| context, pos, len, |
| parent, nextSibling); |
| } |
| |
| void addAttributeSet(Stylesheet stylesheet, QName mode, |
| Node context, int pos, int len, |
| Node parent, Node nextSibling, String attributeSet) |
| throws TransformerException |
| { |
| for (Iterator i = stylesheet.attributeSets.iterator(); i.hasNext(); ) |
| { |
| AttributeSet as = (AttributeSet) i.next(); |
| if (!as.name.equals(attributeSet)) |
| continue; |
| if (as.uas != null) |
| { |
| StringTokenizer st = new StringTokenizer(as.uas, " "); |
| while (st.hasMoreTokens()) |
| addAttributeSet(stylesheet, mode, context, pos, len, |
| parent, nextSibling, st.nextToken()); |
| } |
| if (as.children != null) |
| as.children.apply(stylesheet, mode, |
| context, pos, len, |
| parent, nextSibling); |
| } |
| } |
| |
| public String toString() |
| { |
| StringBuffer buf = new StringBuffer("copy"); |
| if (uas != null) |
| { |
| buf.append('['); |
| buf.append("uas="); |
| buf.append(uas); |
| buf.append(']'); |
| } |
| return buf.toString(); |
| } |
| |
| } |