mirror of git://gcc.gnu.org/git/gcc.git
144 lines
4.0 KiB
Java
144 lines
4.0 KiB
Java
/* NameTest.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.xpath;
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import javax.xml.XMLConstants;
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import javax.xml.namespace.QName;
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import org.w3c.dom.Node;
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/**
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* Tests whether a node has the specified name.
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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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public final class NameTest
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extends Test
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{
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final QName qName;
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final boolean anyLocalName;
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final boolean any;
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public NameTest(QName qName, boolean anyLocalName, boolean any)
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{
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this.anyLocalName = anyLocalName;
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this.any = any;
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this.qName = qName;
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}
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public boolean matchesAny()
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{
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return any;
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}
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public boolean matchesAnyLocalName()
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{
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return anyLocalName;
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}
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public boolean matches(Node node, int pos, int len)
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{
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switch (node.getNodeType())
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{
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case Node.ATTRIBUTE_NODE:
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// Do not match namespace attributes
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String uri = node.getNamespaceURI();
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if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(uri) ||
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XMLConstants.XMLNS_ATTRIBUTE.equals(node.getPrefix()) ||
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XMLConstants.XMLNS_ATTRIBUTE.equals(node.getNodeName()))
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{
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return false;
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}
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// Fall through
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case Node.ELEMENT_NODE:
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break;
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default:
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return false;
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}
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if (any)
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return true;
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String uri = qName.getNamespaceURI();
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String nodeUri = node.getNamespaceURI();
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if (!equal(uri, nodeUri))
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return false;
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if (anyLocalName)
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return true;
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String localName = qName.getLocalPart();
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String nodeLocalName = getLocalName(node);
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return (localName.equals(nodeLocalName));
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}
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static String getLocalName(Node node)
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{
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String localName = node.getLocalName();
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if (localName == null)
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{
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localName = node.getNodeName();
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int ci = localName.indexOf(':');
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if (ci != -1)
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localName = localName.substring(ci + 1);
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}
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return localName;
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}
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static boolean equal(String s1, String s2)
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{
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return (((s1 == null || s1.length() == 0) &&
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(s2 == null || s2.length() == 0)) ||
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s1 != null && s1.equals(s2));
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}
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public Test clone(Object context)
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{
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return new NameTest(qName, anyLocalName, any);
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}
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public boolean references(QName var)
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{
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return false;
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}
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public String toString ()
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{
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if (any)
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return "*";
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return qName.toString();
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}
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}
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