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-/* TemplateNode.java --
- Copyright (C) 2004 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.io.PrintStream;
-import java.util.Comparator;
-import javax.xml.namespace.QName;
-import javax.xml.transform.TransformerException;
-import org.w3c.dom.Node;
-import gnu.xml.xpath.DocumentOrderComparator;
-
-/**
- * Wrapper for a source node in a template.
- *
- * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
- */
-abstract class TemplateNode
-{
-
- static final Comparator documentOrderComparator =
- new DocumentOrderComparator();
-
- final TemplateNode children;
- final TemplateNode next;
-
- TemplateNode(TemplateNode children, TemplateNode next)
- {
- this.children = children;
- this.next = next;
- }
-
- final void apply(Stylesheet stylesheet, QName mode,
- Node context, int pos, int len,
- Node parent, Node nextSibling)
- throws TransformerException
- {
- if (stylesheet.terminated)
- {
- return;
- }
- if (Thread.currentThread().isInterrupted())
- {
- // Try to head off any infinite loops at the pass
- return;
- }
- if (stylesheet.debug)
- {
- System.err.println("Applying " + toString());
- }
- doApply(stylesheet, mode, context, pos, len, parent, nextSibling);
- }
-
- abstract void doApply(Stylesheet stylesheet, QName mode,
- Node context, int pos, int len,
- Node parent, Node nextSibling)
- throws TransformerException;
-
- abstract TemplateNode clone(Stylesheet stylesheet);
-
- /**
- * Debugging
- */
- void list(int depth, PrintStream out, boolean listNext)
- {
- for (int i = 0; i < depth; i++)
- {
- out.print(" ");
- }
- out.println(toString());
- if (children != null)
- {
- children.list(depth + 1, out, true);
- }
- if (listNext && next != null)
- {
- next.list(depth, out, listNext);
- }
- }
-
-}
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