From c5d9cae77b1cf62735550bfe9a1161b72421f5e2 Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david+git@madore.org>
Date: Sun, 11 Apr 2010 11:10:27 +0200
Subject: Implement a toy serializer of my own (just the structure).

This should go into a separate class, of course.
---
 org/madore/damlengine/DamlEngine.java | 63 ++++++++++++++++++++++++++---------
 1 file changed, 48 insertions(+), 15 deletions(-)

(limited to 'org/madore')

diff --git a/org/madore/damlengine/DamlEngine.java b/org/madore/damlengine/DamlEngine.java
index 80b1f2d..ecbdefd 100644
--- a/org/madore/damlengine/DamlEngine.java
+++ b/org/madore/damlengine/DamlEngine.java
@@ -2,15 +2,10 @@ package org.madore.damlengine;
 
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.DocumentBuilder;
-import org.w3c.dom.DOMImplementation;
-import org.w3c.dom.Document;
+import org.w3c.dom.*;
 import org.xml.sax.EntityResolver;
-import org.apache.xerces.dom.DOMImplementationSourceImpl;
 import org.apache.xerces.jaxp.DocumentBuilderFactoryImpl;
-import org.apache.xml.serialize.XHTMLSerializer;
-import org.apache.xml.serialize.OutputFormat;
 
-@SuppressWarnings("deprecation")
 public final class DamlEngine {
 
     private static Document doc;
@@ -25,11 +20,6 @@ public final class DamlEngine {
 	throws Exception {
 
 	final Resolver resolver = new Resolver();
-	final DOMImplementationSourceImpl source
-	    = new DOMImplementationSourceImpl();
-	@SuppressWarnings("unused")
-	final DOMImplementation impl
-	    = source.getDOMImplementation("XML 3.0 Core 3.0 LS 3.0");
         final DocumentBuilderFactory dbf = new DocumentBuilderFactoryImpl();
         dbf.setNamespaceAware(true);
         dbf.setValidating(false);
@@ -43,10 +33,53 @@ public final class DamlEngine {
 	for (String fname : args) {
 	    doc = db.parse(fname);
 	    processDocument();
-	    OutputFormat format = new OutputFormat(doc);
-	    XHTMLSerializer serializer = new XHTMLSerializer(format);
-	    serializer.setOutputByteStream(System.out);
-	    serializer.serialize(doc);
+	    Node node0 = null;
+	    Node node = doc;
+	    while ( node != null || node0 != null ) {
+		if ( node != null && node.getNodeType() == Node.ELEMENT_NODE ) {
+		    Element elt = (Element)node;
+		    System.out.print("<"+elt.getTagName());
+		    if ( elt.hasAttributes() ) {
+			NamedNodeMap attrs = elt.getAttributes();
+			Node n2;
+			for ( int i=0 ; (n2=attrs.item(i)) != null ; i++ ) {
+			    Attr attr = (Attr)n2;
+			    System.out.print(" "+attr.getName()
+					     +"=\"(value)\"");
+			}
+		    }
+		    if ( ! elt.hasChildNodes() ) {
+			System.out.print(" />");
+			node = node.getNextSibling();
+		    } else {
+			System.out.print(">");
+			node0 = node;
+			node = node0.getFirstChild();
+		    }
+		} else if ( node != null && node.getNodeType() == Node.DOCUMENT_NODE ) {
+		    node0 = node;
+		    node = node0.getFirstChild();
+		} else if ( node != null ) {
+		    if ( node.getNodeType() == Node.TEXT_NODE ) {
+			System.out.print("(text)");
+		    } else if ( node.getNodeType() == Node.COMMENT_NODE ) {
+			System.out.print("<!--(comment)-->");
+		    } else if ( node.getNodeType() == Node.CDATA_SECTION_NODE ) {
+			System.out.print("<![CDATA[(cdata)]]>");
+		    } else {
+			System.out.print("<!--(some other kind of node)-->");
+		    }
+		    node = node.getNextSibling();
+		} else {
+		    node = node0;
+		    node0 = node.getParentNode();
+		    if ( node.getNodeType() == Node.ELEMENT_NODE ) {
+			Element elt = (Element)node;
+			System.out.print("</"+elt.getTagName()+">");
+		    }
+		    node = node.getNextSibling();
+		}
+	    }
 	}
 
     }
-- 
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