001    /* ValidatorHandler.java -- 
002       Copyright (C) 2004, 2005  Free Software Foundation, Inc.
003    
004    This file is part of GNU Classpath.
005    
006    GNU Classpath is free software; you can redistribute it and/or modify
007    it under the terms of the GNU General Public License as published by
008    the Free Software Foundation; either version 2, or (at your option)
009    any later version.
010    
011    GNU Classpath is distributed in the hope that it will be useful, but
012    WITHOUT ANY WARRANTY; without even the implied warranty of
013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014    General Public License for more details.
015    
016    You should have received a copy of the GNU General Public License
017    along with GNU Classpath; see the file COPYING.  If not, write to the
018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019    02110-1301 USA.
020    
021    Linking this library statically or dynamically with other modules is
022    making a combined work based on this library.  Thus, the terms and
023    conditions of the GNU General Public License cover the whole
024    combination.
025    
026    As a special exception, the copyright holders of this library give you
027    permission to link this library with independent modules to produce an
028    executable, regardless of the license terms of these independent
029    modules, and to copy and distribute the resulting executable under
030    terms of your choice, provided that you also meet, for each linked
031    independent module, the terms and conditions of the license of that
032    module.  An independent module is a module which is not derived from
033    or based on this library.  If you modify this library, you may extend
034    this exception to your version of the library, but you are not
035    obligated to do so.  If you do not wish to do so, delete this
036    exception statement from your version. */
037    
038    package javax.xml.validation;
039    
040    import org.w3c.dom.ls.LSResourceResolver;
041    import org.xml.sax.ContentHandler;
042    import org.xml.sax.ErrorHandler;
043    import org.xml.sax.SAXNotRecognizedException;
044    import org.xml.sax.SAXNotSupportedException;
045    
046    /**
047     * A streaming validator that operates on a SAX event stream.
048     *
049     * @author (a href='mailto:dog@gnu.org'>Chris Burdess</a)
050     * @since 1.3
051     */
052    public abstract class ValidatorHandler
053      implements ContentHandler
054    {
055    
056      static final String NS_FEATURE =
057        "http://xml.org/sax/features/namespace-prefixes";
058    
059      protected ValidatorHandler()
060      {
061      }
062    
063      /**
064       * Sets the ContentHandler to receive PSVI SAX events.
065       */
066      public abstract void setContentHandler(ContentHandler receiver);
067    
068      /**
069       * Returns the ContentHandler to receive PSVI SAX events.
070       */
071      public abstract ContentHandler getContentHandler();
072    
073      public abstract void setErrorHandler(ErrorHandler errorHandler);
074    
075      public abstract ErrorHandler getErrorHandler();
076      
077      public abstract void setResourceResolver(LSResourceResolver resourceResolver);
078    
079      public abstract LSResourceResolver getResourceResolver();
080    
081      public abstract TypeInfoProvider getTypeInfoProvider();
082    
083      public boolean getFeature(String name)
084        throws SAXNotRecognizedException, SAXNotSupportedException
085      {
086        if (name.equals(NS_FEATURE))
087          {
088            return true;
089          }
090        throw new SAXNotRecognizedException(name);
091      }
092      
093      public void setFeature(String name, boolean value)
094        throws SAXNotRecognizedException, SAXNotSupportedException
095      {
096        if (name.equals(NS_FEATURE))
097          {
098            throw new SAXNotSupportedException();
099          }
100        throw new SAXNotRecognizedException(name);
101      }
102      
103      public Object getProperty(String name)
104        throws SAXNotRecognizedException, SAXNotSupportedException
105      {
106        throw new SAXNotRecognizedException(name);
107      }
108      
109      public void setProperty(String name, Object value)
110        throws SAXNotRecognizedException, SAXNotSupportedException
111      {
112        throw new SAXNotRecognizedException(name);
113      }
114        
115    }