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ActiveMQ example source code file (StompTransportFilter.java)
The ActiveMQ StompTransportFilter.java source code/** * 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.activemq.transport.stomp; import java.io.IOException; import java.security.cert.X509Certificate; import javax.jms.JMSException; import org.apache.activemq.broker.BrokerContext; import org.apache.activemq.command.Command; import org.apache.activemq.transport.Transport; import org.apache.activemq.transport.TransportFilter; import org.apache.activemq.transport.TransportListener; import org.apache.activemq.transport.tcp.SslTransport; import org.apache.activemq.util.IOExceptionSupport; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * The StompTransportFilter normally sits on top of a TcpTransport that has been * configured with the StompWireFormat and is used to convert STOMP commands to * ActiveMQ commands. All of the conversion work is done by delegating to the * ProtocolConverter. * * @author <a href="http://hiramchirino.com">chirino */ public class StompTransportFilter extends TransportFilter implements StompTransport { private static final Logger LOG = LoggerFactory.getLogger(StompTransportFilter.class); private final ProtocolConverter protocolConverter; private final FrameTranslator frameTranslator; private boolean trace; public StompTransportFilter(Transport next, FrameTranslator translator, BrokerContext brokerContext) { super(next); this.frameTranslator = translator; this.protocolConverter = new ProtocolConverter(this, translator, brokerContext); } public void oneway(Object o) throws IOException { try { final Command command = (Command)o; protocolConverter.onActiveMQCommand(command); } catch (JMSException e) { throw IOExceptionSupport.create(e); } } public void onCommand(Object command) { try { if (trace) { LOG.trace("Received: \n" + command); } protocolConverter.onStompCommand((StompFrame)command); } catch (IOException e) { onException(e); } catch (JMSException e) { onException(IOExceptionSupport.create(e)); } } public void sendToActiveMQ(Command command) { TransportListener l = transportListener; if (l!=null) { l.onCommand(command); } } public void sendToStomp(StompFrame command) throws IOException { if (trace) { LOG.trace("Sending: \n" + command); } Transport n = next; if (n!=null) { n.oneway(command); } } public FrameTranslator getFrameTranslator() { return frameTranslator; } public X509Certificate[] getPeerCertificates() { if(next instanceof SslTransport) { X509Certificate[] peerCerts = ((SslTransport)next).getPeerCertificates(); if (trace && peerCerts != null) { LOG.debug("Peer Identity has been verified\n"); } return peerCerts; } return null; } public boolean isTrace() { return trace; } public void setTrace(boolean trace) { this.trace = trace; } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ StompTransportFilter.java source code file: |
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