| /* |
| * 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.commons.logging.LogFactory; |
| import org.apache.http.Header; |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpRequest; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.config.ConnectionConfig; |
| import org.apache.http.config.MessageConstraints; |
| import org.apache.http.impl.ConnSupport; |
| import org.apache.http.impl.entity.StrictContentLengthStrategy; |
| import org.apache.http.impl.nio.DefaultNHttpServerConnection; |
| import org.apache.http.impl.nio.codecs.DefaultHttpRequestParser; |
| import org.apache.http.impl.nio.codecs.DefaultHttpResponseWriter; |
| import org.apache.http.nio.*; |
| import org.apache.http.nio.reactor.IOSession; |
| import org.apache.http.nio.reactor.SessionInputBuffer; |
| import org.apache.http.nio.reactor.SessionOutputBuffer; |
| import org.apache.http.nio.util.HeapByteBufferAllocator; |
| |
| import java.io.IOException; |
| |
| /** |
| * A connection factory implementation for DefaultNHttpServerConnection instances. |
| * Based on the current logging configuration, this factory decides whether to create |
| * regular DefaultNHttpServerConnection objects or to create LoggingNHttpServerConnection |
| * objects. Also, depending on the logging configuration, this factory may choose to |
| * wrap IOSession instances in LoggingIOSession objects. |
| */ |
| public class LoggingNHttpServerConnectionFactory implements NHttpConnectionFactory<DefaultNHttpServerConnection> { |
| |
| private static final Log sourceConnLog = LogFactory.getLog( |
| LoggingConstants.SOURCE_CONNECTION_LOG_ID); |
| private static final Log sourceHeaderLog = LogFactory.getLog( |
| LoggingConstants.SOURCE_HEADER_LOG_ID); |
| private static final Log sourceSessionLog = LogFactory.getLog( |
| LoggingConstants.SOURCE_SESSION_LOG_ID); |
| private static final Log sourceWireLog = LogFactory.getLog( |
| LoggingConstants.SOURCE_WIRE_LOG_ID); |
| |
| private static final NHttpMessageParserFactory<HttpRequest> requestParserFactory = |
| new LoggingNHttpRequestParserFactory(); |
| private static final NHttpMessageWriterFactory<HttpResponse> responseWriterFactory = |
| new LoggingNHttpResponseWriterFactory(); |
| |
| private final ConnectionConfig config; |
| |
| public LoggingNHttpServerConnectionFactory(ConnectionConfig config) { |
| this.config = config; |
| } |
| |
| public DefaultNHttpServerConnection createConnection(IOSession session) { |
| if (sourceSessionLog.isDebugEnabled() || sourceWireLog.isDebugEnabled()) { |
| session = new LoggingIOSession(sourceSessionLog, sourceWireLog, |
| session, "http-listener"); |
| } |
| |
| if (sourceConnLog.isDebugEnabled()) { |
| return new LoggingNHttpServerConnection( |
| session, |
| config.getBufferSize(), |
| config.getFragmentSizeHint(), |
| HeapByteBufferAllocator.INSTANCE, |
| ConnSupport.createDecoder(config), |
| ConnSupport.createEncoder(config), |
| config.getMessageConstraints(), |
| StrictContentLengthStrategy.INSTANCE, |
| StrictContentLengthStrategy.INSTANCE, |
| requestParserFactory, |
| responseWriterFactory, |
| sourceConnLog); |
| } else { |
| return new DefaultNHttpServerConnection( |
| session, |
| config.getBufferSize(), |
| config.getFragmentSizeHint(), |
| HeapByteBufferAllocator.INSTANCE, |
| ConnSupport.createDecoder(config), |
| ConnSupport.createEncoder(config), |
| config.getMessageConstraints(), |
| StrictContentLengthStrategy.INSTANCE, |
| StrictContentLengthStrategy.INSTANCE, |
| requestParserFactory, |
| responseWriterFactory); |
| } |
| } |
| |
| static class LoggingNHttpRequestParserFactory implements NHttpMessageParserFactory<HttpRequest> { |
| public NHttpMessageParser<HttpRequest> create(SessionInputBuffer sessionBuffer, |
| MessageConstraints messageConstraints) { |
| return new LoggingNHttpRequestParser(sessionBuffer, messageConstraints); |
| } |
| } |
| |
| static class LoggingNHttpResponseWriterFactory implements NHttpMessageWriterFactory<HttpResponse> { |
| public NHttpMessageWriter<HttpResponse> create(SessionOutputBuffer sessionBuffer) { |
| return new LoggingNHttpResponseWriter(sessionBuffer); |
| } |
| } |
| |
| static class LoggingNHttpRequestParser extends DefaultHttpRequestParser { |
| |
| public LoggingNHttpRequestParser(SessionInputBuffer buffer, MessageConstraints constraints) { |
| super(buffer, constraints); |
| } |
| |
| public HttpRequest parse() throws IOException, HttpException { |
| HttpRequest request = super.parse(); |
| if (request != null && sourceHeaderLog.isDebugEnabled()) { |
| sourceHeaderLog.debug(">> " + request.getRequestLine().toString()); |
| Header[] headers = request.getAllHeaders(); |
| for (Header header : headers) { |
| sourceHeaderLog.debug(">> " + header.toString()); |
| } |
| } |
| return request; |
| } |
| } |
| |
| static class LoggingNHttpResponseWriter extends DefaultHttpResponseWriter { |
| |
| public LoggingNHttpResponseWriter(SessionOutputBuffer buffer) { |
| super(buffer); |
| } |
| |
| public void write(final HttpResponse response) throws IOException, HttpException { |
| if (response != null && sourceHeaderLog.isDebugEnabled()) { |
| sourceHeaderLog.debug("<< " + response.getStatusLine().toString()); |
| Header[] headers = response.getAllHeaders(); |
| for (Header header : headers) { |
| sourceHeaderLog.debug("<< " + header.toString()); |
| } |
| } |
| super.write(response); |
| } |
| } |
| } |