001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.activemq.transport.http; 018 019import java.io.IOException; 020 021import org.apache.activemq.command.BrokerInfo; 022import org.apache.activemq.command.ConnectionInfo; 023import org.apache.activemq.transport.InactivityMonitor; 024import org.apache.activemq.transport.Transport; 025import org.slf4j.Logger; 026import org.slf4j.LoggerFactory; 027 028/** 029 * Inactivity Monitor specialization for use with HTTP based transports. 030 */ 031public class HttpInactivityMonitor extends InactivityMonitor { 032 033 private static final Logger LOG = LoggerFactory.getLogger(HttpInactivityMonitor.class); 034 035 /** 036 * @param next 037 * The next Transport in the filter chain. 038 */ 039 public HttpInactivityMonitor(Transport next) { 040 super(next, null); 041 } 042 043 @Override 044 public void onCommand(Object command) { 045 if (command.getClass() == ConnectionInfo.class || command.getClass() == BrokerInfo.class) { 046 synchronized (this) { 047 try { 048 LOG.trace("Connection {} attempted on HTTP based transport: {}", command, this); 049 processInboundWireFormatInfo(null); 050 } catch (IOException e) { 051 onException(e); 052 } 053 } 054 } 055 056 super.onCommand(command); 057 } 058}