| /* NameTest.java -- |
| Copyright (C) 2004,2006 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 node has the specified name. |
| * |
| * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> |
| */ |
| public final class NameTest |
| extends Test |
| { |
| |
| final QName qName; |
| final boolean anyLocalName; |
| final boolean any; |
| |
| public NameTest(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: |
| // Do not 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())) |
| { |
| return false; |
| } |
| // Fall through |
| case Node.ELEMENT_NODE: |
| break; |
| default: |
| return false; |
| } |
| if (any) |
| return true; |
| String uri = qName.getNamespaceURI(); |
| String nodeUri = node.getNamespaceURI(); |
| if (!equal(uri, nodeUri)) |
| return false; |
| if (anyLocalName) |
| return true; |
| String localName = qName.getLocalPart(); |
| String nodeLocalName = getLocalName(node); |
| return (localName.equals(nodeLocalName)); |
| } |
| |
| static String getLocalName(Node node) |
| { |
| String localName = node.getLocalName(); |
| if (localName == null) |
| { |
| localName = node.getNodeName(); |
| int ci = localName.indexOf(':'); |
| if (ci != -1) |
| localName = localName.substring(ci + 1); |
| } |
| return localName; |
| } |
| |
| static boolean equal(String s1, String s2) |
| { |
| return (((s1 == null || s1.length() == 0) && |
| (s2 == null || s2.length() == 0)) || |
| s1 != null && s1.equals(s2)); |
| } |
| |
| public Test clone(Object context) |
| { |
| return new NameTest(qName, anyLocalName, any); |
| } |
| |
| public boolean references(QName var) |
| { |
| return false; |
| } |
| |
| public String toString () |
| { |
| if (any) |
| return "*"; |
| return qName.toString(); |
| } |
| |
| } |