Using direct buffers for reads, to avoid copy of the bytes by the

JDK, and because they yield better performance for masking.

jetty-websocket/websocket-common/src/main/java/org/eclipse/jetty/websocket/common/io/AbstractWebSocketConnection.java

@@ -495,7 +495,7 @@ public abstract class AbstractWebSocketConnection extends AbstractConnection imp
     {
         LOG.debug("{} onFillable()",policy.getBehavior());
         stats.countOnFillableEvents.incrementAndGet();
-        ByteBuffer buffer = bufferPool.acquire(getInputBufferSize(),false);
+        ByteBuffer buffer = bufferPool.acquire(getInputBufferSize(),true);
         BufferUtil.clear(buffer);
         boolean readMore = false;
         try