Source for gnu.xml.stream.SAXParserFactory

   1: /* SAXParserFactory.java --
   2:    Copyright (C) 2005  Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: package gnu.xml.stream;
  39: 
  40: import java.util.HashMap;
  41: import java.util.HashSet;
  42: import java.util.Iterator;
  43: import java.util.Map;
  44: import java.util.Set;
  45: import javax.xml.parsers.ParserConfigurationException;
  46: 
  47: import org.xml.sax.SAXException;
  48: import org.xml.sax.SAXNotRecognizedException;
  49: import org.xml.sax.SAXNotSupportedException;
  50: 
  51: /**
  52:  * SAX parser factory providing a SAX compatibility layer on top of StAX.
  53:  *
  54:  * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
  55:  */
  56: public class SAXParserFactory
  57:   extends javax.xml.parsers.SAXParserFactory
  58: {
  59: 
  60:   static final Set FEATURE_NAMES = new HashSet();
  61:   static
  62:   {
  63:     FEATURE_NAMES.add("http://xml.org/sax/features/namespaces");
  64:     FEATURE_NAMES.add("http://xml.org/sax/features/string-interning");
  65:     FEATURE_NAMES.add("http://xml.org/sax/features/validation");
  66:   }
  67: 
  68:   Map features = new HashMap();
  69: 
  70:   public javax.xml.parsers.SAXParser newSAXParser()
  71:     throws ParserConfigurationException, SAXException
  72:   {
  73:     boolean validating = isValidating();
  74:     boolean namespaceAware = isNamespaceAware();
  75:     boolean xIncludeAware = isXIncludeAware();
  76:     SAXParser ret = new SAXParser(validating, namespaceAware, xIncludeAware);
  77:     for (Iterator i = features.entrySet().iterator(); i.hasNext(); )
  78:       {
  79:         Map.Entry entry = (Map.Entry) i.next();
  80:         String name = (String) entry.getKey();
  81:         Boolean value = (Boolean) entry.getValue();
  82:         ret.setFeature(name, value.booleanValue());
  83:       }
  84:     return ret;
  85:   }
  86: 
  87:   public void setFeature(String name, boolean value)
  88:     throws ParserConfigurationException, SAXNotRecognizedException, SAXNotSupportedException
  89:   {
  90:     if (!FEATURE_NAMES.contains(name))
  91:       throw new SAXNotSupportedException(name);
  92:     features.put(name, value ? Boolean.TRUE : Boolean.FALSE);
  93:   }
  94: 
  95:   public boolean getFeature(String name)
  96:     throws ParserConfigurationException, SAXNotRecognizedException, SAXNotSupportedException
  97:   {
  98:     if (!FEATURE_NAMES.contains(name))
  99:       throw new SAXNotSupportedException(name);
 100:     Boolean value = (Boolean) features.get(name);
 101:     return (value == null) ? false : value.booleanValue();
 102:   }
 103: 
 104: }