Initial revision

From-SVN: r102074
2005-07-16 00:30:23 +00:00
parent 6f4434b39b
commit f911ba985a
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+/* NamespaceTest.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.xpath;
+
+import javax.xml.XMLConstants;
+import javax.xml.namespace.QName;
+import org.w3c.dom.Node;
+
+/**
+ * Tests whether a namespace attribute has the specified name.
+ *
+ * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
+ */
+public final class NamespaceTest
+  extends Test
+{
+
+  final QName qName;
+  final boolean anyLocalName;
+  final boolean any;
+
+  public NamespaceTest(QName qName, boolean anyLocalName, boolean any)
+  {
+    this.anyLocalName = anyLocalName;
+    this.any = any;
+    this.qName = qName;
+  }
+
+  public boolean matchesAny()
+  {
+    return any;
+  }
+
+  public boolean matchesAnyLocalName()
+  {
+    return anyLocalName;
+  }
+
+  public boolean matches(Node node, int pos, int len)
+  {
+    switch (node.getNodeType())
+      {
+      case Node.ATTRIBUTE_NODE:
+        // Only match namespace attributes
+        String uri = node.getNamespaceURI();
+        if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(uri) ||
+            XMLConstants.XMLNS_ATTRIBUTE.equals(node.getPrefix()) ||
+            XMLConstants.XMLNS_ATTRIBUTE.equals(node.getNodeName()))
+          {
+            break;
+          }
+        // Fall through
+      default:
+        // Only process namespace attributes
+        return false;
+      }
+    if (any)
+      {
+        return true;
+      }
+    if (anyLocalName)
+      {
+        return true;
+      }
+    String localName = qName.getLocalPart();
+    String nodeLocalName = node.getLocalName();
+    if (nodeLocalName == null)
+      {
+        nodeLocalName = node.getNodeName();
+      }
+    return (localName.equals(nodeLocalName));
+  }
+
+  public Test clone(Object context)
+  {
+    return new NamespaceTest(qName, anyLocalName, any);
+  }
+
+  public boolean references(QName var)
+  {
+    return false;
+  }
+
+  public String toString ()
+  {
+    if (any)
+      {
+        return "*";
+      }
+    return qName.toString();
+  }
+  
+}