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package org.mule.transport; |
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import org.mule.DefaultMuleEvent; |
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import org.mule.DefaultMuleMessage; |
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import org.mule.api.MuleContext; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleException; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.config.MuleProperties; |
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import org.mule.api.endpoint.EndpointBuilder; |
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import org.mule.api.endpoint.EndpointFactory; |
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import org.mule.api.endpoint.ImmutableEndpoint; |
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import org.mule.api.endpoint.OutboundEndpoint; |
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import org.mule.api.service.Service; |
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import org.mule.api.transformer.Transformer; |
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import org.mule.api.transport.DispatchException; |
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import org.mule.api.transport.ReplyToHandler; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.management.stats.ServiceStatistics; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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public class DefaultReplyToHandler implements ReplyToHandler |
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{ |
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44 | 0 | protected transient final Log logger = LogFactory.getLog(getClass()); |
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private volatile List<Transformer> transformers; |
47 | 0 | private final Map<String, ImmutableEndpoint> endpointCache = new HashMap<String, ImmutableEndpoint>(); |
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protected MuleContext muleContext; |
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public DefaultReplyToHandler(List<Transformer> transformers, MuleContext muleContext) |
51 | 0 | { |
52 | 0 | this.transformers = transformers; |
53 | 0 | this.muleContext = muleContext; |
54 | 0 | } |
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public void processReplyTo(MuleEvent event, MuleMessage returnMessage, Object replyTo) throws MuleException |
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{ |
58 | 0 | if (logger.isDebugEnabled()) |
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{ |
60 | 0 | logger.debug("sending reply to: " + replyTo); |
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} |
62 | 0 | String replyToEndpoint = replyTo.toString(); |
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65 | 0 | OutboundEndpoint endpoint = getEndpoint(event, replyToEndpoint); |
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69 | 0 | returnMessage.removeProperty(MuleProperties.MULE_REPLY_TO_PROPERTY); |
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73 | 0 | returnMessage.removeProperty(MuleProperties.MULE_REMOTE_SYNC_PROPERTY); |
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76 | 0 | returnMessage = new DefaultMuleMessage(returnMessage.getPayload(), returnMessage, muleContext); |
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79 | 0 | MuleEvent replyToEvent = new DefaultMuleEvent(returnMessage, endpoint, event.getSession(), event.getProcessingTime()); |
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82 | 0 | List<String> responseProperties = endpoint.getResponseProperties(); |
83 | 0 | for (String propertyName : responseProperties) |
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{ |
85 | 0 | Object propertyValue = event.getMessage().getInboundProperty(propertyName); |
86 | 0 | if (propertyValue != null) |
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{ |
88 | 0 | replyToEvent.getMessage().setOutboundProperty(propertyName, propertyValue); |
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} |
90 | 0 | } |
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try |
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{ |
95 | 0 | if (event.getFlowConstruct() instanceof Service) |
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{ |
97 | 0 | ServiceStatistics stats = ((Service) event.getFlowConstruct()).getStatistics(); |
98 | 0 | if (stats.isEnabled()) |
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{ |
100 | 0 | stats.incSentReplyToEvent(); |
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} |
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} |
103 | 0 | endpoint.process(replyToEvent); |
104 | 0 | if (logger.isInfoEnabled()) |
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{ |
106 | 0 | logger.info("reply to sent: " + endpoint); |
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} |
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} |
109 | 0 | catch (Exception e) |
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{ |
111 | 0 | throw new DispatchException(CoreMessages.failedToDispatchToReplyto(endpoint), |
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replyToEvent, endpoint, e); |
113 | 0 | } |
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115 | 0 | } |
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protected synchronized OutboundEndpoint getEndpoint(MuleEvent event, String endpointUri) throws MuleException |
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{ |
119 | 0 | OutboundEndpoint endpoint = (OutboundEndpoint) endpointCache.get(endpointUri); |
120 | 0 | if (endpoint == null) |
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{ |
122 | 0 | EndpointFactory endpointFactory = muleContext.getEndpointFactory(); |
123 | 0 | EndpointBuilder endpointBuilder = endpointFactory.getEndpointBuilder(endpointUri); |
124 | 0 | if (transformers == null) |
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{ |
126 | 0 | endpointBuilder.setTransformers(event.getEndpoint().getResponseTransformers()); |
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} |
128 | 0 | endpoint = endpointFactory.getOutboundEndpoint(endpointBuilder); |
129 | 0 | endpointCache.put(endpointUri, endpoint); |
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} |
131 | 0 | return endpoint; |
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} |
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public List<Transformer> getTransformers() |
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{ |
136 | 0 | return transformers; |
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} |
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public void setTransformers(List<Transformer> transformers) |
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{ |
141 | 0 | this.transformers = transformers; |
142 | 0 | } |
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} |