| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.synapse.transport.utils.logging; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpRequest; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.config.MessageConstraints; |
| import org.apache.http.entity.ContentLengthStrategy; |
| import org.apache.http.impl.nio.DefaultNHttpClientConnection; |
| import org.apache.http.nio.NHttpClientEventHandler; |
| import org.apache.http.nio.NHttpMessageParserFactory; |
| import org.apache.http.nio.NHttpMessageWriterFactory; |
| import org.apache.http.nio.reactor.IOSession; |
| import org.apache.http.nio.util.ByteBufferAllocator; |
| |
| import java.io.IOException; |
| import java.nio.charset.CharsetDecoder; |
| import java.nio.charset.CharsetEncoder; |
| |
| /** |
| * An extension of the DefaultNHttpClientConnection class, that provides some |
| * additional logging features. This implementation enhances the default connection |
| * class by logging all the major events that occur on the connection instance. |
| */ |
| public class LoggingNHttpClientConnection extends DefaultNHttpClientConnection { |
| |
| private final Log log; |
| |
| public LoggingNHttpClientConnection(IOSession session, |
| int bufferSize, |
| int fragmentSizeHint, |
| ByteBufferAllocator allocator, |
| CharsetDecoder charDecoder, |
| CharsetEncoder charEncoder, |
| MessageConstraints constraints, |
| ContentLengthStrategy incomingContentStrategy, |
| ContentLengthStrategy outgoingContentStrategy, |
| NHttpMessageWriterFactory<HttpRequest> requestWriterFactory, |
| NHttpMessageParserFactory<HttpResponse> responseParserFactory, |
| Log log) { |
| super(session, bufferSize, fragmentSizeHint, allocator, |
| charDecoder, charEncoder, constraints, incomingContentStrategy, |
| outgoingContentStrategy, requestWriterFactory, responseParserFactory); |
| this.log = log; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| this.log.debug("Close connection"); |
| super.close(); |
| } |
| |
| @Override |
| public void shutdown() throws IOException { |
| this.log.debug("Shutdown connection"); |
| super.shutdown(); |
| } |
| |
| @Override |
| public void submitRequest(final HttpRequest request) throws IOException, HttpException { |
| if (this.log.isDebugEnabled()) { |
| this.log.debug("HTTP connection " + this + ": " + request.getRequestLine().toString()); |
| } |
| super.submitRequest(request); |
| } |
| |
| @Override |
| public void consumeInput(final NHttpClientEventHandler handler) { |
| this.log.debug("Consume input"); |
| super.consumeInput(handler); |
| } |
| |
| @Override |
| public void produceOutput(final NHttpClientEventHandler handler) { |
| this.log.debug("Produce output"); |
| super.produceOutput(handler); |
| } |
| } |