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Diffstat (limited to 'libjava/classpath/gnu/xml/dom/DomDocumentBuilderFactory.java')
| -rw-r--r-- | libjava/classpath/gnu/xml/dom/DomDocumentBuilderFactory.java | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/xml/dom/DomDocumentBuilderFactory.java b/libjava/classpath/gnu/xml/dom/DomDocumentBuilderFactory.java new file mode 100644 index 000000000..1e3eaa582 --- /dev/null +++ b/libjava/classpath/gnu/xml/dom/DomDocumentBuilderFactory.java @@ -0,0 +1,181 @@ +/* DomDocumentBuilderFactory.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.dom; + +import javax.xml.XMLConstants; +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import javax.xml.parsers.FactoryConfigurationError; +import javax.xml.parsers.ParserConfigurationException; +import org.w3c.dom.DOMConfiguration; +import org.w3c.dom.DOMException; +import org.w3c.dom.DOMImplementation; +import org.w3c.dom.bootstrap.DOMImplementationRegistry; +import org.w3c.dom.ls.DOMImplementationLS; +import org.w3c.dom.ls.LSParser; + +/** + * Document builder factory that uses a DOM Level 3 Load & Save + * implementation. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +public class DomDocumentBuilderFactory + extends DocumentBuilderFactory +{ + + final DOMImplementation impl; + final DOMImplementationLS ls; + private boolean secureProcessing; + + public DomDocumentBuilderFactory() + { + try + { + DOMImplementationRegistry reg = + DOMImplementationRegistry.newInstance(); + impl = reg.getDOMImplementation("LS 3.0"); + if (impl == null) + { + throw new FactoryConfigurationError("no LS implementations found"); + } + ls = (DOMImplementationLS) impl; + } + catch (Exception e) + { + throw new FactoryConfigurationError(e); + } + } + + public DocumentBuilder newDocumentBuilder() + throws ParserConfigurationException + { + LSParser parser = null; + try + { + parser = ls.createLSParser(DOMImplementationLS.MODE_ASYNCHRONOUS, + "http://www.w3.org/TR/REC-xml"); + } + catch (DOMException e) + { + if (e.code == DOMException.NOT_SUPPORTED_ERR) + { + // Fall back to synchronous parser + try + { + parser = ls.createLSParser(DOMImplementationLS.MODE_SYNCHRONOUS, + "http://www.w3.org/TR/REC-xml"); + } + catch (DOMException e2) + { + ParserConfigurationException pce = + new ParserConfigurationException(); + pce.initCause(e2); + throw pce; + } + } + else + { + ParserConfigurationException pce = + new ParserConfigurationException(); + pce.initCause(e); + throw pce; + } + } + DOMConfiguration config = parser.getDomConfig(); + setParameter(config, "namespaces", + isNamespaceAware() ? Boolean.TRUE : Boolean.FALSE); + setParameter(config, "element-content-whitespace", + isIgnoringElementContentWhitespace() ? Boolean.FALSE : + Boolean.TRUE); + setParameter(config, "comments", + isIgnoringComments() ? Boolean.FALSE : Boolean.TRUE); + setParameter(config, "expand-entity-references", + isExpandEntityReferences() ? Boolean.TRUE : Boolean.FALSE); + setParameter(config, "coalescing", + isCoalescing() ? Boolean.TRUE : Boolean.FALSE); + setParameter(config, "validating", + isValidating() ? Boolean.TRUE : Boolean.FALSE); + setParameter(config, "xinclude-aware", + isXIncludeAware() ? Boolean.TRUE : Boolean.FALSE); + return new DomDocumentBuilder(impl, ls, parser); + } + + void setParameter(DOMConfiguration config, String name, Object value) + throws ParserConfigurationException + { + if (!config.canSetParameter(name, value)) + { + throw new ParserConfigurationException(name); + } + config.setParameter(name, value); + } + + public Object getAttribute(String name) + { + // TODO + return null; + } + + public void setAttribute(String name, Object value) + { + // TODO + } + + public void setFeature(String name, boolean value) + throws ParserConfigurationException + { + if (name == null) + throw new NullPointerException(); + if (XMLConstants.FEATURE_SECURE_PROCESSING.equals(name)) + { + secureProcessing = true; + return; + } + throw new ParserConfigurationException(name); + } + + public boolean getFeature(String name) + throws ParserConfigurationException + { + if (XMLConstants.FEATURE_SECURE_PROCESSING.equals(name)) + return secureProcessing; + throw new ParserConfigurationException(name); + } + +} |