--- a/src/org/eclipse/jetty/http/AbstractGenerator.java	Sun Oct 16 21:10:25 2016 -0600
+++ b/src/org/eclipse/jetty/http/AbstractGenerator.java	Sun Oct 16 21:40:27 2016 -0600
@@ -38,10 +38,13 @@
  * faster, but will consume more memory.   This option is just for testing and tuning.
  *
  */
-public abstract class AbstractGenerator implements Generator
+public abstract class AbstractGenerator
 {
 	private static final Logger LOG = LoggerFactory.getLogger(AbstractGenerator.class);
 
+	public static final boolean LAST=true;
+	public static final boolean MORE=false;
+
 	// states
 	public final static int STATE_HEADER = 0;
 	public final static int STATE_CONTENT = 2;
@@ -90,6 +93,19 @@
 		this._endp = io;
 	}
 
+	/* ------------------------------------------------------------ */
+	/**
+	 * Add content.
+	 * 
+	 * @param content
+	 * @param last
+	 * @throws IllegalArgumentException if <code>content</code> is {@link Buffer#isImmutable immutable}.
+	 * @throws IllegalStateException If the request is not expecting any more content,
+	 *   or if the buffers are full and cannot be flushed.
+	 * @throws IOException if there is a problem flushing the buffers.
+	 */
+	public abstract void addContent(Buffer content, boolean last) throws IOException;
+
 	/* ------------------------------------------------------------------------------- */
 	public abstract boolean isRequest();
 
@@ -275,16 +291,11 @@
 			_noContent=true;
 	}
 
-	/* ------------------------------------------------------------ */
 	public int getVersion()
 	{
 		return _version;
 	}
 
-	/* ------------------------------------------------------------ */
-	/**
-	 * @see org.eclipse.jetty.http.Generator#setDate(org.eclipse.jetty.io.Buffer)
-	 */
 	public void setDate(Buffer timeStampBuffer)
 	{
 		_date=timeStampBuffer;
@@ -462,12 +473,12 @@
 			if (content != null)
 			{
 				completeHeader(null, false);
-				addContent(new View(new ByteArrayBuffer(content)), Generator.LAST);
+				addContent(new View(new ByteArrayBuffer(content)), LAST);
 			}
 			else if (code>=400)
 			{
 				completeHeader(null, false);
-				addContent(new View(new ByteArrayBuffer("Error: "+(reason==null?(""+code):reason))), Generator.LAST);
+				addContent(new View(new ByteArrayBuffer("Error: "+(reason==null?(""+code):reason))), LAST);
 			}
 			else
 			{