archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/util/xml/XMLHelper.java

   1 package com.quantum.util.xml;
   2
   3 import java.io.IOException;
   4 import java.io.InputStream;
   5 import java.io.OutputStream;
   6 import java.io.Writer;
   7
   8 import javax.xml.parsers.DocumentBuilder;
   9 import javax.xml.parsers.DocumentBuilderFactory;
  10 import javax.xml.parsers.FactoryConfigurationError;
  11 import javax.xml.parsers.ParserConfigurationException;
  12
  13 import org.apache.xalan.serialize.DOMSerializer;
  14 import org.apache.xalan.serialize.SerializerToXML;
  15 import org.w3c.dom.Document;
  16 import org.xml.sax.SAXException;
  17
  18
  19 /**
  20  * <p>This class constructs a pretty-printing XML Serializer
  21  *
  22  * @author BC
  23  */
  24 public class XMLHelper {
  25
  26     private XMLHelper() {}
  27
  28     public static DOMSerializer createDOMSerializer(Writer writer)
  29         throws IOException {
  30 //      XMLSerializer serializer = new XMLSerializer(writer, createOutputFormat());
  31 //      return serializer.asDOMSerializer();
  32         SerializerToXML serializer = new SerializerToXML();
  33         serializer.setWriter(writer);
  34         return serializer.asDOMSerializer();
  35     }
  36
  37     public static DOMSerializer createDOMSerializer(OutputStream stream)
  38         throws IOException {
  39 //      XMLSerializer serializer = new XMLSerializer(stream, createOutputFormat());
  40 //      return serializer.asDOMSerializer();
  41         SerializerToXML serializer = new SerializerToXML();
  42         serializer.setOutputStream(stream);
  43         return serializer.asDOMSerializer();
  44     }
  45 //    private static OutputFormat createOutputFormat() {
  46 //        OutputFormat format = new OutputFormat();
  47 //        format.setIndenting(true);
  48 //        format.setLineWidth(80);
  49 //        return format;
  50 //    }
  51
  52     public static Document createEmptyDocument() throws ParserConfigurationException {
  53         DocumentBuilder builder = createDocumentBuilder();
  54         return builder.newDocument();
  55     }
  56
  57     public static Document createFromInputStream(InputStream stream)
  58         throws IOException, SAXException, ParserConfigurationException {
  59         DocumentBuilder builder = createDocumentBuilder();
  60         return builder.parse(stream);
  61     }
  62
  63     private static DocumentBuilder createDocumentBuilder()
  64         throws FactoryConfigurationError, ParserConfigurationException {
  65         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
  66         return factory.newDocumentBuilder();
  67     }
  68
  69     public static void write(Writer writer, Document document)
  70         throws IOException {
  71         createDOMSerializer(writer).serialize(document);
  72     }
  73
  74     public static void write(OutputStream stream, Document document)
  75         throws IOException {
  76         createDOMSerializer(stream).serialize(document);
  77     }
  78 }