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1: /* NamespaceTest.java -- 2: Copyright (C) 2004 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: package gnu.xml.xpath; 39: 40: import javax.xml.XMLConstants; 41: import javax.xml.namespace.QName; 42: import org.w3c.dom.Node; 43: 44: /** 45: * Tests whether a namespace attribute has the specified name. 46: * 47: * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> 48: */ 49: public final class NamespaceTest 50: extends Test 51: { 52: 53: final QName qName; 54: final boolean anyLocalName; 55: final boolean any; 56: 57: public NamespaceTest(QName qName, boolean anyLocalName, boolean any) 58: { 59: this.anyLocalName = anyLocalName; 60: this.any = any; 61: this.qName = qName; 62: } 63: 64: public boolean matchesAny() 65: { 66: return any; 67: } 68: 69: public boolean matchesAnyLocalName() 70: { 71: return anyLocalName; 72: } 73: 74: public boolean matches(Node node, int pos, int len) 75: { 76: switch (node.getNodeType()) 77: { 78: case Node.ATTRIBUTE_NODE: 79: // Only match namespace attributes 80: String uri = node.getNamespaceURI(); 81: if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(uri) || 82: XMLConstants.XMLNS_ATTRIBUTE.equals(node.getPrefix()) || 83: XMLConstants.XMLNS_ATTRIBUTE.equals(node.getNodeName())) 84: break; 85: // Fall through 86: default: 87: // Only process namespace attributes 88: return false; 89: } 90: if (any) 91: return true; 92: String uri = qName.getNamespaceURI(); 93: String nodeUri = node.getNamespaceURI(); 94: if (!NameTest.equal(uri, nodeUri)) 95: return false; 96: if (anyLocalName) 97: return true; 98: String localName = qName.getLocalPart(); 99: String nodeLocalName = NameTest.getLocalName(node); 100: return (localName.equals(nodeLocalName)); 101: } 102: 103: public Test clone(Object context) 104: { 105: return new NamespaceTest(qName, anyLocalName, any); 106: } 107: 108: public boolean references(QName var) 109: { 110: return false; 111: } 112: 113: public String toString () 114: { 115: if (any) 116: return "*"; 117: return qName.toString(); 118: } 119: 120: }