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Diffstat (limited to 'libjava/classpath/javax/xml/transform/sax/SAXSource.java')
| -rw-r--r-- | libjava/classpath/javax/xml/transform/sax/SAXSource.java | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/libjava/classpath/javax/xml/transform/sax/SAXSource.java b/libjava/classpath/javax/xml/transform/sax/SAXSource.java new file mode 100644 index 000000000..1ef4b7391 --- /dev/null +++ b/libjava/classpath/javax/xml/transform/sax/SAXSource.java @@ -0,0 +1,197 @@ +/* SAXSource.java -- + Copyright (C) 2004, 2005 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 javax.xml.transform.sax; + +import java.io.InputStream; +import java.io.Reader; +import javax.xml.transform.Source; +import javax.xml.transform.stream.StreamSource; +import org.xml.sax.InputSource; +import org.xml.sax.XMLReader; + +/** + * Specifies a SAX XML source. This is a tuple of input source and SAX + * parser. + * + * @author (a href='mailto:dog@gnu.org'>Chris Burdess</a) + */ +public class SAXSource + implements Source +{ + + /** + * Factory feature indicating that SAX sources are supported. + */ + public static final String FEATURE = + "http://javax.xml.transform.sax.SAXSource/feature"; + + private XMLReader xmlReader; + private InputSource inputSource; + + /** + * Default constructor. + */ + public SAXSource() + { + } + + /** + * Constructor with a SAX parser and input source. + */ + public SAXSource(XMLReader reader, InputSource inputSource) + { + xmlReader = reader; + this.inputSource = inputSource; + } + + /** + * Constructor with an input source. + * The SAX parser will be instantiated by the transformer. + */ + public SAXSource(InputSource inputSource) + { + this.inputSource = inputSource; + } + + /** + * Sets the SAX parser to be used by this source. + * If null, the transformer will instantiate its own parser. + */ + public void setXMLReader(XMLReader reader) + { + xmlReader = reader; + } + + /** + * Returns the SAX parser to be used by this source. + * If null, the transformer will instantiate its own parser. + */ + public XMLReader getXMLReader() + { + return xmlReader; + } + + /** + * Sets the input source to parse. + */ + public void setInputSource(InputSource inputSource) + { + this.inputSource = inputSource; + } + + /** + * Returns the input source to parse. + */ + public InputSource getInputSource() + { + return inputSource; + } + + /** + * Sets the system ID for this source. + */ + public void setSystemId(String systemId) + { + if (inputSource != null) + { + inputSource.setSystemId(systemId); + } + } + + /** + * Returns the system ID for this source. + */ + public String getSystemId() + { + if (inputSource != null) + { + return inputSource.getSystemId(); + } + return null; + } + + /** + * Converts a source into a SAX input source. + * This method can use a StreamSource or the system ID. + * @return an input source or null + */ + public static InputSource sourceToInputSource(Source source) + { + InputSource in = null; + if (source instanceof SAXSource) + { + in = ((SAXSource) source).getInputSource(); + } + else if (source instanceof StreamSource) + { + StreamSource streamSource = (StreamSource) source; + InputStream inputStream = streamSource.getInputStream(); + if (inputStream != null) + { + in = new InputSource(inputStream); + } + else + { + Reader reader = streamSource.getReader(); + if (reader != null) + { + in = new InputSource(reader); + } + } + String publicId = streamSource.getPublicId(); + if (publicId != null && in != null) + { + in.setPublicId(publicId); + } + } + String systemId = source.getSystemId(); + if (systemId != null) + { + if (in == null) + { + in = new InputSource(systemId); + } + else + { + in.setSystemId(systemId); + } + } + return in; + } + +} |