001/* ValidatorHandler.java --
002   Copyright (C) 2004, 2005  Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package javax.xml.validation;
039
040import org.w3c.dom.ls.LSResourceResolver;
041import org.xml.sax.ContentHandler;
042import org.xml.sax.ErrorHandler;
043import org.xml.sax.SAXNotRecognizedException;
044import 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 */
052public 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}