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; 020import java.net.MalformedURLException; 021import java.net.URI; 022import java.net.URISyntaxException; 023import java.util.HashMap; 024import java.util.Map; 025 026import org.apache.activemq.transport.InactivityMonitor; 027import org.apache.activemq.transport.Transport; 028import org.apache.activemq.transport.TransportFactory; 029import org.apache.activemq.transport.TransportLoggerFactory; 030import org.apache.activemq.transport.TransportServer; 031import org.apache.activemq.transport.util.TextWireFormat; 032import org.apache.activemq.transport.xstream.XStreamWireFormat; 033import org.apache.activemq.util.IOExceptionSupport; 034import org.apache.activemq.util.IntrospectionSupport; 035import org.apache.activemq.util.URISupport; 036import org.apache.activemq.wireformat.WireFormat; 037import org.slf4j.Logger; 038import org.slf4j.LoggerFactory; 039 040public class HttpTransportFactory extends TransportFactory { 041 042 private static final Logger LOG = LoggerFactory.getLogger(HttpTransportFactory.class); 043 044 public TransportServer doBind(URI location) throws IOException { 045 try { 046 Map<String, String> options = new HashMap<String, String>(URISupport.parseParameters(location)); 047 HttpTransportServer result = new HttpTransportServer(location, this); 048 Map<String, Object> transportOptions = IntrospectionSupport.extractProperties(options, "transport."); 049 result.setTransportOption(transportOptions); 050 return result; 051 } catch (URISyntaxException e) { 052 throw IOExceptionSupport.create(e); 053 } 054 } 055 056 protected TextWireFormat asTextWireFormat(WireFormat wireFormat) { 057 if (wireFormat instanceof TextWireFormat) { 058 return (TextWireFormat)wireFormat; 059 } 060 LOG.trace("Not created with a TextWireFormat: " + wireFormat); 061 return new XStreamWireFormat(); 062 } 063 064 protected String getDefaultWireFormatType() { 065 return "xstream"; 066 } 067 068 protected Transport createTransport(URI location, WireFormat wf) throws IOException { 069 TextWireFormat textWireFormat = asTextWireFormat(wf); 070 // need to remove options from uri 071 URI uri; 072 try { 073 uri = URISupport.removeQuery(location); 074 } catch (URISyntaxException e) { 075 MalformedURLException cause = new MalformedURLException("Error removing query on " + location); 076 cause.initCause(e); 077 throw cause; 078 } 079 return new HttpClientTransport(textWireFormat, uri); 080 } 081 082 @SuppressWarnings("rawtypes") 083 public Transport serverConfigure(Transport transport, WireFormat format, HashMap options) throws Exception { 084 return compositeConfigure(transport, format, options); 085 } 086 087 @SuppressWarnings("rawtypes") 088 public Transport compositeConfigure(Transport transport, WireFormat format, Map options) { 089 transport = super.compositeConfigure(transport, format, options); 090 HttpClientTransport httpTransport = (HttpClientTransport)transport.narrow(HttpClientTransport.class); 091 if(httpTransport != null && httpTransport.isTrace() ) { 092 try { 093 transport = TransportLoggerFactory.getInstance().createTransportLogger(transport); 094 } catch (Throwable e) { 095 LOG.error("Could not create TransportLogger object for: " + TransportLoggerFactory.defaultLogWriterName + ", reason: " + e, e); 096 } 097 } 098 boolean useInactivityMonitor = "true".equals(getOption(options, "useInactivityMonitor", "true")); 099 if (useInactivityMonitor) { 100 transport = new InactivityMonitor(transport, null /* ignore wire format as no negotiation over http */); 101 IntrospectionSupport.setProperties(transport, options); 102 } 103 104 return transport; 105 } 106}