diff -r 05224402145d -r b679a7dad297 emul/mini/src/main/java/java/net/URL.java
--- a/emul/mini/src/main/java/java/net/URL.java	Wed Jan 23 20:39:23 2013 +0100
+++ b/emul/mini/src/main/java/java/net/URL.java	Thu Jan 24 19:36:40 2013 +0100
@@ -29,6 +29,7 @@
 import java.io.InputStream;
 import org.apidesign.bck2brwsr.core.JavaScriptBody;
 
+
 /**
  * Class <code>URL</code> represents a Uniform Resource
  * Locator, a pointer to a "resource" on the World
@@ -212,6 +213,9 @@
      * @serial
      */
     private int hashCode = -1;
+    
+    /** input stream associated with the URL */
+    private InputStream is;
 
     /**
      * Creates a <code>URL</code> object from the specified
@@ -421,6 +425,11 @@
     public URL(String spec) throws MalformedURLException {
         this(null, spec);
     }
+    
+    private URL(String spec, InputStream is) throws MalformedURLException {
+        this(null, spec);
+        this.is = is;
+    }
 
     /**
      * Creates a URL by parsing the given spec within a specified context.
@@ -950,8 +959,10 @@
      * @see        java.net.URLConnection#getInputStream()
      */
     public final InputStream openStream() throws java.io.IOException {
+        if (is != null) {
+            return is;
+        }
         throw new IOException();
-//        return openConnection().getInputStream();
     }
 
     /**
@@ -1006,7 +1017,6 @@
     }
 
 }
-
 class Parts {
     String path, query, ref;