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+/* NodeTypeTest.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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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.xpath;
+
+import org.w3c.dom.Node;
+
+/**
+ * Tests whether a node is of a given type.
+ *
+ * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
+ */
+public final class NodeTypeTest
+ extends Test
+{
+
+ final short type;
+ final String data;
+
+ public NodeTypeTest(short type)
+ {
+ this(type, null);
+ }
+
+ public NodeTypeTest(short type, String data)
+ {
+ this.type = type;
+ this.data = data;
+ }
+
+ public short getNodeType()
+ {
+ return type;
+ }
+
+ public String getData()
+ {
+ return data;
+ }
+
+ public boolean matches(Node node, int pos, int len)
+ {
+ short nodeType = node.getNodeType();
+ switch (nodeType)
+ {
+ case Node.ELEMENT_NODE:
+ case Node.ATTRIBUTE_NODE:
+ case Node.TEXT_NODE:
+ case Node.CDATA_SECTION_NODE:
+ case Node.COMMENT_NODE:
+ case Node.PROCESSING_INSTRUCTION_NODE:
+ if (type > 0)
+ {
+ if (nodeType != type)
+ {
+ return false;
+ }
+ if (data != null && !data.equals(node.getNodeValue()))
+ {
+ return false;
+ }
+ }
+ return true;
+ default:
+ // Not part of XPath data model
+ return false;
+ }
+ }
+
+ public Test clone(Object context)
+ {
+ return new NodeTypeTest(type, data);
+ }
+
+ public String toString()
+ {
+ switch (type)
+ {
+ case 0:
+ return "node()";
+ case Node.TEXT_NODE:
+ return "text()";
+ case Node.COMMENT_NODE:
+ return "comment()";
+ case Node.PROCESSING_INSTRUCTION_NODE:
+ if (data != null)
+ {
+ return "processing-instruction('" + data + "')";
+ }
+ return "processing-instruction()";
+ default:
+ throw new IllegalStateException();
+ }
+ }
+
+}