/**
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.wildfly.mod_cluster.undertow.metric;
import io.undertow.server.ConduitWrapper;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import io.undertow.util.ConduitFactory;
import org.xnio.conduits.StreamSinkConduit;
/**
* {@link HttpHandler} implementation that counts number of bytes sent via {@link BytesSentStreamSinkConduit}
* wrapping.
*
* @author Radoslav Husar
* @version Aug 2013
* @since 8.0
*/
public class BytesSentHttpHandler implements HttpHandler {
private final HttpHandler wrappedHandler;
public BytesSentHttpHandler(final HttpHandler handler) {
this.wrappedHandler = handler;
}
@Override
public void handleRequest(HttpServerExchange exchange) throws Exception {
if (exchange == null) return;
exchange.addResponseWrapper(new ConduitWrapper<StreamSinkConduit>() {
@Override
public StreamSinkConduit wrap(ConduitFactory<StreamSinkConduit> factory, HttpServerExchange exchange) {
return new BytesSentStreamSinkConduit(factory.create());
}
});
wrappedHandler.handleRequest(exchange);
}
}