mirror of git://gcc.gnu.org/git/gcc.git
104 lines
3.5 KiB
Java
104 lines
3.5 KiB
Java
/* CommentNode.java --
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Copyright (C) 2004,2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.xml.transform;
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import javax.xml.namespace.QName;
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import javax.xml.transform.TransformerException;
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import org.w3c.dom.Comment;
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import org.w3c.dom.Document;
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import org.w3c.dom.DocumentFragment;
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import org.w3c.dom.Node;
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import gnu.xml.xpath.Expr;
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/**
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* A template node representing the XSL <code>comment</code> instruction.
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*
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* @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
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*/
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final class CommentNode
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extends TemplateNode
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{
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TemplateNode clone(Stylesheet stylesheet)
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{
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TemplateNode ret = new CommentNode();
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if (children != null)
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ret.children = children.clone(stylesheet);
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if (next != null)
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ret.next = next.clone(stylesheet);
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return ret;
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}
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void doApply(Stylesheet stylesheet, QName mode,
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Node context, int pos, int len,
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Node parent, Node nextSibling)
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throws TransformerException
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{
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String value = "";
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Document doc = (parent instanceof Document) ? (Document) parent :
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parent.getOwnerDocument();
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if (children != null)
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{
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// Create a document fragment to hold the text
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DocumentFragment fragment = doc.createDocumentFragment();
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// Apply children to the fragment
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children.apply(stylesheet, mode,
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context, pos, len,
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fragment, null);
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// Use XPath string-value of fragment
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value = Expr.stringValue(fragment);
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}
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Comment comment = doc.createComment(value);
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// Insert into result tree
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if (nextSibling != null)
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parent.insertBefore(comment, nextSibling);
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else
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parent.appendChild(comment);
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if (next != null)
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next.apply(stylesheet, mode,
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context, pos, len,
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parent, nextSibling);
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}
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public String toString()
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{
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return "comment";
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}
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}
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