Source for gnu.xml.stream.XMLOutputFactoryImpl

   1: /* XMLOutputFactoryImpl.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.io.OutputStream;
  41: import java.io.OutputStreamWriter;
  42: import java.io.Writer;
  43: import java.io.UnsupportedEncodingException;
  44: 
  45: import javax.xml.transform.Result;
  46: import javax.xml.transform.stream.StreamResult;
  47: import javax.xml.stream.XMLEventWriter;
  48: import javax.xml.stream.XMLOutputFactory;
  49: import javax.xml.stream.XMLStreamException;
  50: import javax.xml.stream.XMLStreamWriter;
  51: 
  52: /**
  53:  * Standard output factory.
  54:  *
  55:  * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
  56:  */
  57: public class XMLOutputFactoryImpl
  58:   extends XMLOutputFactory
  59: {
  60: 
  61:   protected boolean prefixDefaulting = false;
  62: 
  63:   public XMLOutputFactoryImpl()
  64:   {
  65:   }
  66: 
  67:   public XMLStreamWriter createXMLStreamWriter(Writer stream)
  68:     throws XMLStreamException
  69:   {
  70:     // XXX try to determine character encoding of writer?
  71:     return new XMLStreamWriterImpl(stream, null, prefixDefaulting);
  72:   }
  73: 
  74:   public XMLStreamWriter createXMLStreamWriter(OutputStream stream)
  75:     throws XMLStreamException
  76:   {
  77:     return createXMLStreamWriter(stream, "UTF-8");
  78:   }
  79: 
  80:   public XMLStreamWriter createXMLStreamWriter(OutputStream stream,
  81:                                                String encoding)
  82:     throws XMLStreamException
  83:   {
  84:     if (encoding == null)
  85:       encoding = "UTF-8";
  86:     try
  87:       {
  88:         Writer writer = new OutputStreamWriter(stream, encoding);
  89:         return new XMLStreamWriterImpl(writer, encoding, prefixDefaulting);
  90:       }
  91:     catch (UnsupportedEncodingException e)
  92:       {
  93:         XMLStreamException e2 = new XMLStreamException(e);
  94:         e2.initCause(e);
  95:         throw e2;
  96:       }
  97:   }
  98: 
  99:   public XMLStreamWriter createXMLStreamWriter(Result result)
 100:     throws XMLStreamException
 101:   {
 102:     if (result instanceof StreamResult)
 103:       {
 104:         StreamResult sr = (StreamResult) result;
 105:         OutputStream out = sr.getOutputStream();
 106:         if (out != null)
 107:           return createXMLStreamWriter(out);
 108:         Writer writer = sr.getWriter();
 109:         if (writer != null)
 110:           return createXMLStreamWriter(writer);
 111:       }
 112:     throw new UnsupportedOperationException();
 113:   }
 114: 
 115:   public XMLEventWriter createXMLEventWriter(OutputStream stream)
 116:     throws XMLStreamException
 117:   {
 118:     XMLStreamWriter writer = createXMLStreamWriter(stream);
 119:     return new XMLEventWriterImpl(writer);
 120:   }
 121: 
 122:   public XMLEventWriter createXMLEventWriter(OutputStream stream,
 123:                                              String encoding)
 124:     throws XMLStreamException
 125:   {
 126:     XMLStreamWriter writer = createXMLStreamWriter(stream, encoding);
 127:     return new XMLEventWriterImpl(writer);
 128:   }
 129: 
 130:   public XMLEventWriter createXMLEventWriter(Writer stream)
 131:     throws XMLStreamException
 132:   {
 133:     XMLStreamWriter writer = createXMLStreamWriter(stream);
 134:     return new XMLEventWriterImpl(writer);
 135:   }
 136: 
 137:   public XMLEventWriter createXMLEventWriter(Result result)
 138:     throws XMLStreamException
 139:   {
 140:     if (result instanceof StreamResult)
 141:       {
 142:         StreamResult sr = (StreamResult) result;
 143:         OutputStream out = sr.getOutputStream();
 144:         if (out != null)
 145:           return createXMLEventWriter(out);
 146:         Writer writer = sr.getWriter();
 147:         if (writer != null)
 148:           return createXMLEventWriter(writer);
 149:       }
 150:     throw new UnsupportedOperationException();
 151:   }
 152: 
 153:   public void setProperty(String name, Object value)
 154:     throws IllegalArgumentException
 155:   {
 156:     if (IS_REPAIRING_NAMESPACES.equals(name))
 157:       prefixDefaulting = ((Boolean) value).booleanValue();
 158:     else
 159:       throw new IllegalArgumentException(name);
 160:   }
 161: 
 162:   public Object getProperty(String name)
 163:     throws IllegalArgumentException
 164:   {
 165:     if (IS_REPAIRING_NAMESPACES.equals(name))
 166:       return new Boolean(prefixDefaulting);
 167:     throw new IllegalArgumentException(name);
 168:   }
 169: 
 170:   public boolean isPropertySupported(String name)
 171:   {
 172:     if (IS_REPAIRING_NAMESPACES.equals(name))
 173:       return true;
 174:     return false;
 175:   }
 176: 
 177:   public boolean isPrefixDefaulting()
 178:   {
 179:     return prefixDefaulting;
 180:   }
 181: 
 182:   public void setPrefixDefaulting(boolean value)
 183:   {
 184:     prefixDefaulting = value;
 185:   }
 186: 
 187: }