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1: /* DomDocumentBuilderFactory.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.dom; 39: 40: import javax.xml.parsers.DocumentBuilder; 41: import javax.xml.parsers.DocumentBuilderFactory; 42: import javax.xml.parsers.FactoryConfigurationError; 43: import javax.xml.parsers.ParserConfigurationException; 44: import org.w3c.dom.DOMConfiguration; 45: import org.w3c.dom.DOMImplementation; 46: import org.w3c.dom.bootstrap.DOMImplementationRegistry; 47: import org.w3c.dom.ls.DOMImplementationLS; 48: import org.w3c.dom.ls.LSParser; 49: 50: /** 51: * Document builder factory that uses a DOM Level 3 Load & Save 52: * implementation. 53: * 54: * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> 55: */ 56: public class DomDocumentBuilderFactory 57: extends DocumentBuilderFactory 58: { 59: 60: final DOMImplementation impl; 61: final DOMImplementationLS ls; 62: 63: public DomDocumentBuilderFactory() 64: { 65: try 66: { 67: DOMImplementationRegistry reg = 68: DOMImplementationRegistry.newInstance(); 69: impl = reg.getDOMImplementation("LS 3.0"); 70: if (impl == null) 71: { 72: throw new FactoryConfigurationError("no LS implementations found"); 73: } 74: ls = (DOMImplementationLS) impl; 75: } 76: catch (Exception e) 77: { 78: throw new FactoryConfigurationError(e); 79: } 80: } 81: 82: public DocumentBuilder newDocumentBuilder() 83: throws ParserConfigurationException 84: { 85: LSParser parser = ls.createLSParser(DOMImplementationLS.MODE_ASYNCHRONOUS, 86: "http://www.w3.org/TR/REC-xml"); 87: DOMConfiguration config = parser.getDomConfig(); 88: setParameter(config, "namespaces", 89: isNamespaceAware() ? Boolean.TRUE : Boolean.FALSE); 90: setParameter(config, "element-content-whitespace", 91: isIgnoringElementContentWhitespace() ? Boolean.FALSE : 92: Boolean.TRUE); 93: setParameter(config, "comments", 94: isIgnoringComments() ? Boolean.FALSE : Boolean.TRUE); 95: setParameter(config, "expand-entity-references", 96: isExpandEntityReferences() ? Boolean.TRUE : Boolean.FALSE); 97: setParameter(config, "coalescing", 98: isCoalescing() ? Boolean.TRUE : Boolean.FALSE); 99: setParameter(config, "validating", 100: isValidating() ? Boolean.TRUE : Boolean.FALSE); 101: setParameter(config, "xinclude-aware", 102: isXIncludeAware() ? Boolean.TRUE : Boolean.FALSE); 103: return new DomDocumentBuilder(impl, ls, parser); 104: } 105: 106: void setParameter(DOMConfiguration config, String name, Object value) 107: throws ParserConfigurationException 108: { 109: if (!config.canSetParameter(name, value)) 110: { 111: throw new ParserConfigurationException(name); 112: } 113: config.setParameter(name, value); 114: } 115: 116: public Object getAttribute(String name) 117: { 118: // TODO 119: return null; 120: } 121: 122: public void setAttribute(String name, Object value) 123: { 124: // TODO 125: } 126: 127: }