| /* SAXParser.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.parsers; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.io.IOException; |
| import javax.xml.validation.Schema; |
| import org.xml.sax.HandlerBase; |
| import org.xml.sax.InputSource; |
| import org.xml.sax.Parser; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.SAXNotRecognizedException; |
| import org.xml.sax.SAXNotSupportedException; |
| import org.xml.sax.XMLReader; |
| import org.xml.sax.helpers.DefaultHandler; |
| |
| /** |
| * Convenience class for using or accessing a SAX version 1 or 2 parser. |
| * Instances of this class are <em>not</em> guaranteed to be thread safe. |
| * |
| * @author (a href='mailto:dog@gnu.org'>Chris Burdess</a) |
| */ |
| public abstract class SAXParser |
| { |
| |
| protected SAXParser() |
| { |
| } |
| |
| /** |
| * Parse the specifed input stream, reporting SAX1 events to the given |
| * handler. |
| * Prefer the SAX2 version of this method, since the HandlerBase class is |
| * now deprecated. |
| * Also prefer the version of this method that specifies a system ID, in |
| * order to resolve external references correctly. |
| * @param is an XML input stream |
| * @param hb the SAX1 handler |
| * @exception IllegalArgumentException if the input stream is null |
| * @see #parse(java.io.InputStream,org.xml.sax.helpers.DefaultHandler) |
| */ |
| public void parse(InputStream is, HandlerBase hb) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input stream is null"); |
| } |
| parse(new InputSource(is), hb); |
| } |
| |
| /** |
| * Parse the specified input stream, reporting SAX1 events to the given |
| * handler. |
| * Prefer the SAX2 version of this method, since the HandlerBase class is |
| * now deprecated. |
| * @param is an XML input stream |
| * @param hb the SAX1 handler |
| * @param systemId the system ID of the XML document |
| * @exception IllegalArgumentException if the input stream is null |
| * @see #parse(java.io.InputStream,org.xml.sax.helpers.DefaultHandler,java.lang.String) |
| */ |
| public void parse(InputStream is, HandlerBase hb, String systemId) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input stream is null"); |
| } |
| InputSource source = new InputSource(is); |
| source.setSystemId(systemId); |
| parse(source, hb); |
| } |
| |
| /** |
| * Parse the specified input stream, reporting SAX2 events to the given |
| * handler. |
| * Prefer the version of this method that specifies a system ID, in |
| * order to resolve external references correctly. |
| * @param is an XML input stream |
| * @param dh the SAX2 handler |
| * @exception IllegalArgumentException if the input stream is null |
| */ |
| public void parse(InputStream is, DefaultHandler dh) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input stream is null"); |
| } |
| parse(new InputSource(is), dh); |
| } |
| |
| /** |
| * Parse the specified input stream, reporting SAX2 events to the given |
| * handler. |
| * @param is an XML input stream |
| * @param dh the SAX2 handler |
| * @param systemId the system ID of the XML document |
| * @exception IllegalArgumentException if the input stream is null |
| */ |
| public void parse (InputStream is, DefaultHandler dh, String systemId) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input stream is null"); |
| } |
| InputSource source = new InputSource(is); |
| source.setSystemId(systemId); |
| parse(source, dh); |
| } |
| |
| /** |
| * Parse the content of the specified URI, reporting SAX1 events to the |
| * given handler. |
| * Prefer the SAX2 version of this method, since the HandlerBase class is |
| * now deprecated. |
| * @param uri an XML system ID |
| * @param hb the SAX1 handler |
| * @exception IllegalArgumentException if the URI is null |
| * @see #parse(java.lang.String,org.xml.sax.helpers.DefaultHandler) |
| */ |
| public void parse(String uri, HandlerBase hb) |
| throws SAXException, IOException |
| { |
| if (uri == null) |
| { |
| throw new IllegalArgumentException("URI is null"); |
| } |
| parse(new InputSource(uri), hb); |
| } |
| |
| /** |
| * Parse the content of the specified URI, reporting SAX2 events to the |
| * given handler. |
| * @param uri an XML system ID |
| * @param dh the SAX2 handler |
| * @exception IllegalArgumentException if the URI is null |
| */ |
| public void parse(String uri, DefaultHandler dh) |
| throws SAXException, IOException |
| { |
| if (uri == null) |
| { |
| throw new IllegalArgumentException("URI is null"); |
| } |
| parse(new InputSource(uri), dh); |
| } |
| |
| /** |
| * Parse the content of the specified file, reporting SAX1 events to the |
| * given handler. |
| * Prefer the SAX2 version of this method, since the HandlerBase class is |
| * now deprecated. |
| * @param f an XML file |
| * @param hb the SAX1 handler |
| * @exception IllegalArgumentException if the file is null |
| * @see #parse(java.io.File,org.xml.sax.helpers.DefaultHandler) |
| */ |
| public void parse(File f, HandlerBase hb) |
| throws SAXException, IOException |
| { |
| if (f == null) |
| { |
| throw new IllegalArgumentException("file is null"); |
| } |
| InputSource source = new InputSource(new FileInputStream(f)); |
| source.setSystemId(f.toURL().toString()); |
| parse(source, hb); |
| } |
| |
| /** |
| * Parse the content of the specified file, reporting SAX2 events to the |
| * given handler. |
| * @param f an XML file |
| * @param dh the SAX2 handler |
| * @exception IllegalArgumentException if the file is null |
| */ |
| public void parse(File f, DefaultHandler dh) |
| throws SAXException, IOException |
| { |
| if (f == null) |
| { |
| throw new IllegalArgumentException("file is null"); |
| } |
| InputSource source = new InputSource(new FileInputStream(f)); |
| source.setSystemId(f.toURL().toString()); |
| parse(source, dh); |
| } |
| |
| /** |
| * Parse the specified input source, reporting SAX1 events to the |
| * given handler. |
| * Prefer the SAX2 version of this method, since the HandlerBase class is |
| * now deprecated. |
| * @param is the SAX input source |
| * @param hb the SAX1 handler |
| * @exception IllegalArgumentException if the input source is null |
| * @see #parse(org.xml.sax.InputSource,org.xml.sax.helpers.DefaultHandler) |
| */ |
| public void parse(InputSource is, HandlerBase hb) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input source is null"); |
| } |
| Parser parser = getParser(); |
| parser.setDocumentHandler(hb); |
| parser.setDTDHandler(hb); |
| parser.setEntityResolver(hb); |
| parser.setErrorHandler(hb); |
| parser.parse(is); |
| } |
| |
| /** |
| * Parse the specified input source, reporting SAX2 events to the |
| * given handler. |
| * @param is an XML file |
| * @param dh the SAX2 handler |
| * @exception IllegalArgumentException if the input source is null |
| */ |
| public void parse(InputSource is, DefaultHandler dh) |
| throws SAXException, IOException |
| { |
| if (is == null) |
| { |
| throw new IllegalArgumentException("input source is null"); |
| } |
| XMLReader reader = getXMLReader(); |
| reader.setContentHandler(dh); |
| reader.setDTDHandler(dh); |
| reader.setEntityResolver(dh); |
| reader.setErrorHandler(dh); |
| reader.parse(is); |
| } |
| |
| /** |
| * Returns the underlying SAX1 parser. |
| */ |
| public abstract Parser getParser() throws SAXException; |
| |
| /** |
| * Returns the underlying SAX2 parser. |
| * @since 1.1 |
| */ |
| public abstract XMLReader getXMLReader() throws SAXException; |
| |
| /** |
| * Indicates whether this parser is XML Namespace aware. |
| */ |
| public abstract boolean isNamespaceAware(); |
| |
| /** |
| * Indicates whether this parser will validate its input. |
| */ |
| public abstract boolean isValidating(); |
| |
| /** |
| * Sets the specified SAX2 parser property. |
| * @param name the name of the property |
| * @param value the value of the property |
| */ |
| public abstract void setProperty(String name, Object value) |
| throws SAXNotRecognizedException, SAXNotSupportedException; |
| |
| /** |
| * Returns the value of the specified SAX2 parser property. |
| * @param name the name of the property |
| */ |
| public abstract Object getProperty(String name) |
| throws SAXNotRecognizedException, SAXNotSupportedException; |
| |
| // -- JAXP 1.3 methods -- |
| |
| /** |
| * Resets this parser to its original configuration. |
| * @since 1.3 |
| */ |
| public void reset() |
| { |
| } |
| |
| /** |
| * Returns the schema in use by this parser. |
| * @since 1.3 |
| */ |
| public Schema getSchema() |
| { |
| return null; |
| } |
| |
| /** |
| * Indicates whether this parser is XInclude-aware. |
| * @since 1.3 |
| */ |
| public boolean isXIncludeAware() |
| { |
| return false; |
| } |
| |
| } |