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Posted to commits@camel.apache.org by bu...@apache.org on 2018/10/17 09:28:10 UTC
svn commit: r1036341 [11/17] - in /websites/production/camel/content: ./
2015/10/14/ 2018/10/ 2018/10/17/ cache/
Modified: websites/production/camel/content/eip.html
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--- websites/production/camel/content/eip.html (original)
+++ websites/production/camel/content/eip.html Wed Oct 17 09:28:08 2018
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-<div class="wiki-content maincontent"><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h2 id="EIP-EnterpriseIntegrationPatterns">Enterprise Integration Patterns</h2><p>Camel supports most of the <a shape="rect" class="external-link" href="http://www.eaipatterns.com/toc.html" rel="nofollow">Enterprise Integration Patterns</a> from the excellent book by <a shape="rect" class="external-link" href="http://www.amazon.com/exec/obidos/search-handle-url/105-9796798-8100401?%5Fencoding=UTF8&search-type=ss&index=books&field-author=Gregor%20Hohpe" rel="nofollow">Gregor Hohpe</a> and <a shape="rect" class="external-link" href="http://www.amazon.com/exec/obidos/search-handle-url/105-9796798-8100401?%5Fencoding=UTF8&search-type=ss&index=books&field-author=Bobby%20Woolf" rel="nofollow">Bobby Woolf</a>.</p><p>If you are new to Camel you might want to try the <a shape="rect" href="getting-started.html">Getting Started</a> in the <a shape="r
ect" href="user-guide.html">User Guide</a> before attempting to implement these patterns.</p><p>The EIP icons library is available as a Visio stencil file adapted to render the icons with the Camel color : sand. Download it <a shape="rect" href="eip.data/Hohpe_EIP_camel_20150622.zip?version=1&modificationDate=1435069070000&api=v2" data-linked-resource-id="59211849" data-linked-resource-version="1" data-linked-resource-type="attachment" data-linked-resource-default-alias="Hohpe_EIP_camel_20150622.zip" data-nice-type="Zip Archive" data-linked-resource-content-type="application/zip" data-linked-resource-container-id="49204" data-linked-resource-container-version="83">here</a> for your presentation, functional and technical analysis documents. The original EIP stencil is also available in <a shape="rect" href="eip.data/Hohpe_EIP_camel_OpenOffice.zip?version=1&modificationDate=1245056975000&api=v2" data-linked-resource-id="10920" data-linked-resource-version="1" data-link
ed-resource-type="attachment" data-linked-resource-default-alias="Hohpe_EIP_camel_OpenOffice.zip" data-nice-type="Zip Archive" data-linked-resource-content-type="application/zip" data-linked-resource-container-id="49204" data-linked-resource-container-version="83">OpenOffice 3.x Draw</a> (thanks to Marco Garbelini) , <a shape="rect" class="external-link" href="http://www.eaipatterns.com/download/EIP_Visio_stencil.zip" rel="nofollow">Microsoft Visio</a>, or <a shape="rect" class="external-link" href="http://www.graffletopia.com/stencils/137" rel="nofollow">Omnigraffle</a>.</p><span class="conf-macro output-inline" data-hasbody="true" data-macro-name="excerpt"></span><h3 id="EIP-MessagingSystems">Messaging Systems</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/Ch
annelIcon.gif" data-image-src="http://www.eaipatterns.com/img/ChannelIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-channel.html">Message Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does one application communicate with another using messaging?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message.html">Message</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can two applications connected by a message channel exchange a piece of information?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-
embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PipesAndFiltersIcon.gif" data-image-src="http://www.eaipatterns.com/img/PipesAndFiltersIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="pipes-and-filters.html">Pipes and Filters</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we perform complex processing on a message while maintaining independence and flexibility?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-router.html">Message Router</a></p></td><td colspan="1" r
owspan="1" class="confluenceTd"><p>How can you decouple individual processing steps so that messages can be passed to different filters depending on a set of conditions?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageTranslatorIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageTranslatorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-translator.html">Message Translator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can systems using different data formats communicate with each other using messaging?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/im
g/MessageEndpointIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageEndpointIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-endpoint.html">Message Endpoint</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does an application connect to a messaging channel to send and receive messages?</p></td></tr></tbody></table></div><h3 id="EIP-MessagingChannels">Messaging Channels</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PointToPointIcon.gif" data-image-src="http://www.eaipatterns.com/img/PointToPointIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="point-to-point-channel.html">Point to Point Channel</a></p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>How can the caller be sure that exactly one receiver will receive the document or perform the call?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PublishSubscribeIcon.gif" data-image-src="http://www.eaipatterns.com/img/PublishSubscribeIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="publish-subscribe-channel.html">Publish Subscribe Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can the sender broadcast an event to all interested receivers?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DeadLetterChannelIcon.gif" data-image-src="
http://www.eaipatterns.com/img/DeadLetterChannelIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="dead-letter-channel.html">Dead Letter Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>What will the messaging system do with a message it cannot deliver?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/GuaranteedMessagingIcon.gif" data-image-src="http://www.eaipatterns.com/img/GuaranteedMessagingIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="guaranteed-delivery.html">Guaranteed Delivery</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can the sender make sure that a message will be delivered, even if the messaging system fails?</p></td></tr><tr><td colspan="1" rowspan="1" cl
ass="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageBusIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageBusIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-bus.html">Message Bus</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>What is an architecture that enables separate applications to work together, but in a de-coupled fashion such that applications can be easily added or removed without affecting the others?</p></td></tr></tbody></table></div><h3 id="EIP-MessageConstruction">Message Construction</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/Ev
entMessageIcon.gif" data-image-src="http://www.eaipatterns.com/img/EventMessageIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="event-message.html">Event Message</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can messaging be used to transmit events from one application to another?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/RequestReplyIcon.gif" data-image-src="http://www.eaipatterns.com/img/RequestReplyIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="request-reply.html">Request Reply</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>When an application sends a message, how can it get a response from the receiver?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenc
eTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/CorrelationIdentifierIcon.gif" data-image-src="http://www.eaipatterns.com/img/CorrelationIdentifierIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="correlation-identifier.html">Correlation Identifier</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does a requestor that has received a reply know which request this is the reply for?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ReturnAddressIcon.gif" data-image-src="http://www.eaipatterns.com/img/ReturnAddressIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="return-address.html">Return Add
ress</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does a replier know where to send the reply?</p></td></tr></tbody></table></div><h3 id="EIP-MessageRouting">Message Routing</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="content-based-router.html">Content Based Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we handle a situation where the implementation of a single logical function (e.g., inventory check) is spread across multiple physical systems?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><s
pan class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageFilterIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageFilterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-filter.html">Message Filter</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a component avoid receiving uninteresting messages?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="dynamic-router.html">Dynamic Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Ho
w can you avoid the dependency of the router on all possible destinations while maintaining its efficiency?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/RecipientListIcon.gif" data-image-src="http://www.eaipatterns.com/img/RecipientListIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="recipient-list.html">Recipient List</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we route a message to a list of (static or dynamically) specified recipients?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/SplitterIcon.gif" data-image-src="http://www.eaipatterns.com/img/SplitterIcon.gif
"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="splitter.html">Splitter</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we process a message if it contains multiple elements, each of which may have to be processed in a different way?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/AggregatorIcon.gif" data-image-src="http://www.eaipatterns.com/img/AggregatorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="aggregator2.html">Aggregator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we combine the results of individual, but related messages so that they can be processed as a whole?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embe
dded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ResequencerIcon.gif" data-image-src="http://www.eaipatterns.com/img/ResequencerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="resequencer.html">Resequencer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we get a stream of related but out-of-sequence messages back into the correct order?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DistributionAggregateIcon.gif" data-image-src="http://www.eaipatterns.com/img/DistributionAggregateIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="composed-message-processor.html">Composed Message Processor</a></p></td><td colspan="1" r
owspan="1" class="confluenceTd"><p>How can you maintain the overall message flow when processing a message consisting of multiple elements, each of which may require different processing?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="scatter-gather.html">Scatter-Gather</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you maintain the overall message flow when a message needs to be sent to multiple recipients, each of which may send a reply?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="conflue
nce-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/RoutingTableIcon.gif" data-image-src="http://www.eaipatterns.com/img/RoutingTableIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="routing-slip.html">Routing Slip</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we route a message consecutively through a series of processing steps when the sequence of steps is not known at design-time and may vary for each message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="throttler.html">Throttler</a></
p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I throttle messages to ensure that a specific endpoint does not get overloaded, or we don't exceed an agreed SLA with some external service?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="sampling.html">Sampling</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I sample one message out of many in a given period to avoid downstream route does not get overloaded?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-im
age confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="delayer.html">Delayer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I delay the sending of a message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="load-balancer.html">Load Balancer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I balance load across a number
of endpoints?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> </td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="hystrix-eip.html">Hystrix</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>To use Hystrix Circuit Breaker when calling an external service.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> </td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="servicecall-eip.html">Service Call</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>To call a remote service in a distributed system where the service is looked up from a service registry of some sorts.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/conflu
ence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="multicast.html">Multicast</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I route a message to a number of endpoints at the same time?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="loop.html">Loop</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I repeat processing a message in a loop?</p></td></tr></tbody></table></div><h3 id="EIP-MessageTransformation">Message Transformation</h3><div class="table-wrap"><table class="
confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DataEnricherIcon.gif" data-image-src="http://www.eaipatterns.com/img/DataEnricherIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="content-enricher.html">Content Enricher</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we communicate with another system if the message originator does not have all the required data items available?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentFilterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentFilterIcon.gif"></span></p></td><td colspan="1" rowspan="1" cla
ss="confluenceTd"><p><a shape="rect" href="content-filter.html">Content Filter</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you simplify dealing with a large message, when you are interested only in a few data items?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/StoreInLibraryIcon.gif" data-image-src="http://www.eaipatterns.com/img/StoreInLibraryIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="claim-check.html">Claim Check</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we reduce the data volume of message sent across the system without sacrificing information content?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedde
d-image confluence-external-resource" src="http://www.eaipatterns.com/img/NormalizerIcon.gif" data-image-src="http://www.eaipatterns.com/img/NormalizerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="normalizer.html">Normalizer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you process messages that are semantically equivalent, but arrive in a different format?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="sort.html">Sort</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I sort the body of a message?
</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> </td><td colspan="1" rowspan="1" class="confluenceTd"><p>Script</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do I execute a script which may not change the message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="validate.html">Validate</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I validate a message?</p></td></tr></tbody></table></div><h3 id="EIP-MessagingEndpoints">Messaging Endpoints</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan=
"1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="messaging-mapper.html">Messaging Mapper</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you move data between domain objects and the messaging infrastructure while keeping the two independent of each other?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/EventDrivenConsumerIcon.gif" data-image-src="http://www.eaipatterns.com/img/EventDrivenConsumerIcon.gif"></span></p></td><td colspan="1" rowspan="1
" class="confluenceTd"><p><a shape="rect" href="event-driven-consumer.html">Event Driven Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application automatically consume messages as they become available?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PollingConsumerIcon.gif" data-image-src="http://www.eaipatterns.com/img/PollingConsumerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="polling-consumer.html">Polling Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application consume a message when the application is ready?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-externa
l-resource" src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif" data-image-src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="competing-consumers.html">Competing Consumers</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a messaging client process multiple messages concurrently?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageDispatcherIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageDispatcherIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-dispatcher.html">Message Dispatcher</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can multiple consumers on a single channel coordinate th
eir message processing?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="selective-consumer.html">Selective Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a message consumer select which messages it wishes to receive?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DurableSubscriptionIcon.gif" data-image-src="http://www.eaipatterns.com/img/DurableSubscriptionIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceT
d"><p><a shape="rect" href="durable-subscriber.html">Durable Subscriber</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a subscriber avoid missing messages while it's not listening for them?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a message receiver deal with duplicate messages?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-
resource" src="http://www.eaipatterns.com/img/TransactionalClientIcon.gif" data-image-src="http://www.eaipatterns.com/img/TransactionalClientIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="transactional-client.html">Transactional Client</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a client control its transactions with the messaging system?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessagingGatewayIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessagingGatewayIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="messaging-gateway.html">Messaging Gateway</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you encapsulate access to the messaging system from t
he rest of the application?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessagingAdapterIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessagingAdapterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="service-activator.html">Service Activator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application design a service to be invoked both via various messaging technologies and via non-messaging techniques?</p></td></tr></tbody></table></div><h3 id="EIP-SystemManagement">System Management</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="h
ttp://www.eaipatterns.com/img/ControlBusIcon.gif" data-image-src="http://www.eaipatterns.com/img/ControlBusIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="controlbus.html">ControlBus</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we effectively administer a messaging system that is distributed across multiple platforms and a wide geographic area?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DetourIcon.gif" data-image-src="http://www.eaipatterns.com/img/DetourIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="detour.html">Detour</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you route a message through intermediate steps to perform validation, testing or debugging
functions?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/WireTapIcon.gif" data-image-src="http://www.eaipatterns.com/img/WireTapIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="wire-tap.html">Wire Tap</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you inspect messages that travel on a point-to-point channel?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" hr
ef="message-history.html">Message History</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we effectively analyze and debug the flow of messages in a loosely coupled system?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="logeip.html">Log</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I log processing a message?</p></td></tr></tbody></table></div></div></div>
+<div class="wiki-content maincontent"><h2 id="EIP-EnterpriseIntegrationPatterns">Enterprise Integration Patterns</h2><p>Camel supports most of the <a shape="rect" class="external-link" href="http://www.eaipatterns.com/toc.html" rel="nofollow">Enterprise Integration Patterns</a> from the excellent book by <a shape="rect" class="external-link" href="http://www.amazon.com/exec/obidos/search-handle-url/105-9796798-8100401?%5Fencoding=UTF8&search-type=ss&index=books&field-author=Gregor%20Hohpe" rel="nofollow">Gregor Hohpe</a> and <a shape="rect" class="external-link" href="http://www.amazon.com/exec/obidos/search-handle-url/105-9796798-8100401?%5Fencoding=UTF8&search-type=ss&index=books&field-author=Bobby%20Woolf" rel="nofollow">Bobby Woolf</a>.</p><p>If you are new to Camel you might want to try the <a shape="rect" href="getting-started.html">Getting Started</a> in the <a shape="rect" href="user-guide.html">User Guide</a> before attempting to implement these patt
erns.</p><p>The EIP icons library is available as a Visio stencil file adapted to render the icons with the Camel color : sand. Download it <a shape="rect" href="eip.data/Hohpe_EIP_camel_20150622.zip?version=1&modificationDate=1435069070000&api=v2" data-linked-resource-id="59211849" data-linked-resource-version="1" data-linked-resource-type="attachment" data-linked-resource-default-alias="Hohpe_EIP_camel_20150622.zip" data-nice-type="Zip Archive" data-linked-resource-content-type="application/zip" data-linked-resource-container-id="49204" data-linked-resource-container-version="83">here</a> for your presentation, functional and technical analysis documents. The original EIP stencil is also available in <a shape="rect" href="eip.data/Hohpe_EIP_camel_OpenOffice.zip?version=1&modificationDate=1245056975000&api=v2" data-linked-resource-id="10920" data-linked-resource-version="1" data-linked-resource-type="attachment" data-linked-resource-default-alias="Hohpe_EIP_camel_Op
enOffice.zip" data-nice-type="Zip Archive" data-linked-resource-content-type="application/zip" data-linked-resource-container-id="49204" data-linked-resource-container-version="83">OpenOffice 3.x Draw</a> (thanks to Marco Garbelini) , <a shape="rect" class="external-link" href="http://www.eaipatterns.com/download/EIP_Visio_stencil.zip" rel="nofollow">Microsoft Visio</a>, or <a shape="rect" class="external-link" href="http://www.graffletopia.com/stencils/137" rel="nofollow">Omnigraffle</a>.</p><span class="conf-macro output-inline" data-hasbody="true" data-macro-name="excerpt"></span><h3 id="EIP-MessagingSystems">Messaging Systems</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ChannelIcon.gif" data-image-src="http://www.eaipatterns.com/img/ChannelIcon.gif"></spa
n></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-channel.html">Message Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does one application communicate with another using messaging?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message.html">Message</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can two applications connected by a message channel exchange a piece of information?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-res
ource" src="http://www.eaipatterns.com/img/PipesAndFiltersIcon.gif" data-image-src="http://www.eaipatterns.com/img/PipesAndFiltersIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="pipes-and-filters.html">Pipes and Filters</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we perform complex processing on a message while maintaining independence and flexibility?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-router.html">Message Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you decouple individual processing steps
so that messages can be passed to different filters depending on a set of conditions?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageTranslatorIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageTranslatorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-translator.html">Message Translator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can systems using different data formats communicate with each other using messaging?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageEndpointIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageEnd
pointIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-endpoint.html">Message Endpoint</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does an application connect to a messaging channel to send and receive messages?</p></td></tr></tbody></table></div><h3 id="EIP-MessagingChannels">Messaging Channels</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PointToPointIcon.gif" data-image-src="http://www.eaipatterns.com/img/PointToPointIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="point-to-point-channel.html">Point to Point Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can the caller be sure that exactly one rece
iver will receive the document or perform the call?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PublishSubscribeIcon.gif" data-image-src="http://www.eaipatterns.com/img/PublishSubscribeIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="publish-subscribe-channel.html">Publish Subscribe Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can the sender broadcast an event to all interested receivers?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DeadLetterChannelIcon.gif" data-image-src="http://www.eaipatterns.com/img/DeadLetterChannelIcon.gif"></span></p></td><td colspa
n="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="dead-letter-channel.html">Dead Letter Channel</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>What will the messaging system do with a message it cannot deliver?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/GuaranteedMessagingIcon.gif" data-image-src="http://www.eaipatterns.com/img/GuaranteedMessagingIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="guaranteed-delivery.html">Guaranteed Delivery</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can the sender make sure that a message will be delivered, even if the messaging system fails?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="con
fluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageBusIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageBusIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-bus.html">Message Bus</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>What is an architecture that enables separate applications to work together, but in a de-coupled fashion such that applications can be easily added or removed without affecting the others?</p></td></tr></tbody></table></div><h3 id="EIP-MessageConstruction">Message Construction</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/EventMessageIcon.gif" data-image-src="http://www.eaipatterns.com/img/EventMessageIcon.
gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="event-message.html">Event Message</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can messaging be used to transmit events from one application to another?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/RequestReplyIcon.gif" data-image-src="http://www.eaipatterns.com/img/RequestReplyIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="request-reply.html">Request Reply</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>When an application sends a message, how can it get a response from the receiver?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedd
ed-image confluence-external-resource" src="http://www.eaipatterns.com/img/CorrelationIdentifierIcon.gif" data-image-src="http://www.eaipatterns.com/img/CorrelationIdentifierIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="correlation-identifier.html">Correlation Identifier</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does a requestor that has received a reply know which request this is the reply for?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ReturnAddressIcon.gif" data-image-src="http://www.eaipatterns.com/img/ReturnAddressIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="return-address.html">Return Address</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How does a repl
ier know where to send the reply?</p></td></tr></tbody></table></div><h3 id="EIP-MessageRouting">Message Routing</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="content-based-router.html">Content Based Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we handle a situation where the implementation of a single logical function (e.g., inventory check) is spread across multiple physical systems?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image c
onfluence-external-resource" src="http://www.eaipatterns.com/img/MessageFilterIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageFilterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-filter.html">Message Filter</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a component avoid receiving uninteresting messages?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif" data-image-src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="dynamic-router.html">Dynamic Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you avoid the dependency of the router on all possible destinations while main
taining its efficiency?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/RecipientListIcon.gif" data-image-src="http://www.eaipatterns.com/img/RecipientListIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="recipient-list.html">Recipient List</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we route a message to a list of (static or dynamically) specified recipients?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/SplitterIcon.gif" data-image-src="http://www.eaipatterns.com/img/SplitterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect
" href="splitter.html">Splitter</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we process a message if it contains multiple elements, each of which may have to be processed in a different way?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/AggregatorIcon.gif" data-image-src="http://www.eaipatterns.com/img/AggregatorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="aggregator2.html">Aggregator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we combine the results of individual, but related messages so that they can be processed as a whole?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resourc
e" src="http://www.eaipatterns.com/img/ResequencerIcon.gif" data-image-src="http://www.eaipatterns.com/img/ResequencerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="resequencer.html">Resequencer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we get a stream of related but out-of-sequence messages back into the correct order?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DistributionAggregateIcon.gif" data-image-src="http://www.eaipatterns.com/img/DistributionAggregateIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="composed-message-processor.html">Composed Message Processor</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you maintain the overall message flow whe
n processing a message consisting of multiple elements, each of which may require different processing?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="scatter-gather.html">Scatter-Gather</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you maintain the overall message flow when a message needs to be sent to multiple recipients, each of which may send a reply?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img
/RoutingTableIcon.gif" data-image-src="http://www.eaipatterns.com/img/RoutingTableIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="routing-slip.html">Routing Slip</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we route a message consecutively through a series of processing steps when the sequence of steps is not known at design-time and may vary for each message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="throttler.html">Throttler</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I throttle messag
es to ensure that a specific endpoint does not get overloaded, or we don't exceed an agreed SLA with some external service?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="sampling.html">Sampling</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I sample one message out of many in a given period to avoid downstream route does not get overloaded?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/a
ttachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="delayer.html">Delayer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I delay the sending of a message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="load-balancer.html">Load Balancer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I balance load across a number of endpoints?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
0;</td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="hystrix-eip.html">Hystrix</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>To use Hystrix Circuit Breaker when calling an external service.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> </td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="servicecall-eip.html">Service Call</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>To call a remote service in a distributed system where the service is looked up from a service registry of some sorts.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="
1" class="confluenceTd"><p><a shape="rect" href="multicast.html">Multicast</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I route a message to a number of endpoints at the same time?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="loop.html">Loop</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I repeat processing a message in a loop?</p></td></tr></tbody></table></div><h3 id="EIP-MessageTransformation">Message Transformation</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><spa
n class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DataEnricherIcon.gif" data-image-src="http://www.eaipatterns.com/img/DataEnricherIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="content-enricher.html">Content Enricher</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do we communicate with another system if the message originator does not have all the required data items available?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ContentFilterIcon.gif" data-image-src="http://www.eaipatterns.com/img/ContentFilterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="content-filter.html">Content Filter</a></
p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you simplify dealing with a large message, when you are interested only in a few data items?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/StoreInLibraryIcon.gif" data-image-src="http://www.eaipatterns.com/img/StoreInLibraryIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="claim-check.html">Claim Check</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we reduce the data volume of message sent across the system without sacrificing information content?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/Normalizer
Icon.gif" data-image-src="http://www.eaipatterns.com/img/NormalizerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="normalizer.html">Normalizer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you process messages that are semantically equivalent, but arrive in a different format?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="sort.html">Sort</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I sort the body of a message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> </td><td co
lspan="1" rowspan="1" class="confluenceTd"><p>Script</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do I execute a script which may not change the message?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="validate.html">Validate</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I validate a message?</p></td></tr></tbody></table></div><h3 id="EIP-MessagingEndpoints">Messaging Endpoints</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img clas
s="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="messaging-mapper.html">Messaging Mapper</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you move data between domain objects and the messaging infrastructure while keeping the two independent of each other?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/EventDrivenConsumerIcon.gif" data-image-src="http://www.eaipatterns.com/img/EventDrivenConsumerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="event-driven-consumer.html">Event Dr
iven Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application automatically consume messages as they become available?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/PollingConsumerIcon.gif" data-image-src="http://www.eaipatterns.com/img/PollingConsumerIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="polling-consumer.html">Polling Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application consume a message when the application is ready?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif" data-ima
ge-src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="competing-consumers.html">Competing Consumers</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a messaging client process multiple messages concurrently?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageDispatcherIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageDispatcherIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-dispatcher.html">Message Dispatcher</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can multiple consumers on a single channel coordinate their message processing?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluen
ceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="selective-consumer.html">Selective Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a message consumer select which messages it wishes to receive?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DurableSubscriptionIcon.gif" data-image-src="http://www.eaipatterns.com/img/DurableSubscriptionIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="durable-subscriber.html">Durable Subscriber</a></p></td>
<td colspan="1" rowspan="1" class="confluenceTd"><p>How can a subscriber avoid missing messages while it's not listening for them?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a message receiver deal with duplicate messages?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/TransactionalClientIcon.gif" data-imag
e-src="http://www.eaipatterns.com/img/TransactionalClientIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="transactional-client.html">Transactional Client</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can a client control its transactions with the messaging system?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessagingGatewayIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessagingGatewayIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="messaging-gateway.html">Messaging Gateway</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you encapsulate access to the messaging system from the rest of the application?</p></td></tr><tr><td colspan="1" rowspan="1" class="conf
luenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/MessagingAdapterIcon.gif" data-image-src="http://www.eaipatterns.com/img/MessagingAdapterIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="service-activator.html">Service Activator</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can an application design a service to be invoked both via various messaging technologies and via non-messaging techniques?</p></td></tr></tbody></table></div><h3 id="EIP-SystemManagement">System Management</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/ControlBusIcon.gif" data-image-src="http://www.eaipatt
erns.com/img/ControlBusIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="controlbus.html">ControlBus</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can we effectively administer a messaging system that is distributed across multiple platforms and a wide geographic area?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/DetourIcon.gif" data-image-src="http://www.eaipatterns.com/img/DetourIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="detour.html">Detour</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you route a message through intermediate steps to perform validation, testing or debugging functions?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><sp
an class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://www.eaipatterns.com/img/WireTapIcon.gif" data-image-src="http://www.eaipatterns.com/img/WireTapIcon.gif"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="wire-tap.html">Wire Tap</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How do you inspect messages that travel on a point-to-point channel?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="message-history.html">Message History</a></p></td><td colspan="1" rowspan="1" cl
ass="confluenceTd"><p>How can we effectively analyze and debug the flow of messages in a loosely coupled system?</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png" data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"></span></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="logeip.html">Log</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can I log processing a message?</p></td></tr></tbody></table></div></div>
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Modified: websites/production/camel/content/ejb.html
==============================================================================
--- websites/production/camel/content/ejb.html (original)
+++ websites/production/camel/content/ejb.html Wed Oct 17 09:28:08 2018
@@ -231,8 +231,8 @@ Error rendering macro 'code': Invalid va
-<div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h3 id="EJB-SeeAlso">See Also</h3>
-<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div>
+<h3 id="EJB-SeeAlso">See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul>
<ul><li><a shape="rect" href="bean.html">Bean</a></li><li><a shape="rect" href="bean-binding.html">Bean Binding</a></li><li><a shape="rect" href="bean-integration.html">Bean Integration</a></li></ul></div>
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Modified: websites/production/camel/content/elasticsearch.html
==============================================================================
--- websites/production/camel/content/elasticsearch.html (original)
+++ websites/production/camel/content/elasticsearch.html Wed Oct 17 09:28:08 2018
@@ -114,8 +114,8 @@
map.put("content", "test");
String indexId = template.requestBody("direct:index", map, String.class);
</pre>
-</div></div><h3 id="ElasticSearch-Formoreinformation,seetheseresources">For more information, see these resources</h3><p><a shape="rect" class="external-link" href="http://elasticsearch.org" rel="nofollow">ElasticSearch Main Site</a></p><p><a shape="rect" class="external-link" href="http://www.elasticsearch.org/guide/reference/java-api/" rel="nofollow">ElasticSearch Java API</a></p><p></p><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h3 id="ElasticSearch-SeeAlso">See Also</h3>
-<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div></div>
+</div></div><h3 id="ElasticSearch-Formoreinformation,seetheseresources">For more information, see these resources</h3><p><a shape="rect" class="external-link" href="http://elasticsearch.org" rel="nofollow">ElasticSearch Main Site</a></p><p><a shape="rect" class="external-link" href="http://www.elasticsearch.org/guide/reference/java-api/" rel="nofollow">ElasticSearch Java API</a></p><p></p><h3 id="ElasticSearch-SeeAlso">See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div>
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Modified: websites/production/camel/content/elsql.html
==============================================================================
--- websites/production/camel/content/elsql.html (original)
+++ websites/production/camel/content/elsql.html Wed Oct 17 09:28:08 2018
@@ -137,8 +137,8 @@
SELECT *
FROM projects
ORDER BY id</pre>
-</div></div><p> </p><p></p><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h3 id="ElSql-SeeAlso">See Also</h3>
-<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div><ul class="alternate"><li><a shape="rect" href="sql-component.html">SQL Component</a></li><li><a shape="rect" href="mybatis.html">MyBatis</a></li><li><a shape="rect" href="jdbc.html">JDBC</a></li></ul></div>
+</div></div><p> </p><p></p><h3 id="ElSql-SeeAlso">See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul><ul class="alternate"><li><a shape="rect" href="sql-component.html">SQL Component</a></li><li><a shape="rect" href="mybatis.html">MyBatis</a></li><li><a shape="rect" href="jdbc.html">JDBC</a></li></ul></div>
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Modified: websites/production/camel/content/esper.html
==============================================================================
--- websites/production/camel/content/esper.html (original)
+++ websites/production/camel/content/esper.html Wed Oct 17 09:28:08 2018
@@ -111,8 +111,8 @@ To configure Esper via a configuration f
<pre class="syntaxhighlighter-pre" data-syntaxhighlighter-params="brush: java; gutter: false; theme: Default" data-theme="Default"> EventBean newEvent = exchange.getIn(EsperMessage.class).getNewEvent();
EventBean oldEvent = exchange.getIn(EsperMessage.class).getOldEvent();
</pre>
-</div></div><p>By default if you get the body of <code>org.apacheextras.camel.component.esper.EsperMessage</code> it returns the new <code>EventBean</code> as in previous versions.</p><h3 id="Esper-Demo">Demo</h3><p>There is a <a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/wiki/EsperDemo" rel="nofollow">demo which shows how to work with ActiveMQ, Camel and Esper</a> in the <a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/" rel="nofollow">Camel Extra</a> project</p><p></p><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h3 id="Esper-SeeAlso">See Also</h3>
-<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div><ul><li><a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/wiki/EsperDemo" rel="nofollow">Esper Camel Demo</a></li></ul></div>
+</div></div><p>By default if you get the body of <code>org.apacheextras.camel.component.esper.EsperMessage</code> it returns the new <code>EventBean</code> as in previous versions.</p><h3 id="Esper-Demo">Demo</h3><p>There is a <a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/wiki/EsperDemo" rel="nofollow">demo which shows how to work with ActiveMQ, Camel and Esper</a> in the <a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/" rel="nofollow">Camel Extra</a> project</p><p></p><h3 id="Esper-SeeAlso">See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul><ul><li><a shape="rect" class="external-link" href="http://code.google.com/p/camel-extra/wiki/EsperDemo" rel="nofollow">Esper Camel Demo</a></li></ul></div>
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Modified: websites/production/camel/content/event-driven-consumer.html
==============================================================================
--- websites/production/camel/content/event-driven-consumer.html (original)
+++ websites/production/camel/content/event-driven-consumer.html Wed Oct 17 09:28:08 2018
@@ -96,9 +96,9 @@
<from uri="jms:queue:foo"/>
<to uri="processor"/>
</route></pre>
-</div></div><p> </p><p>For more details see</p><ul><li><a shape="rect" href="message.html">Message</a></li><li><a shape="rect" href="message-endpoint.html">Message Endpoint</a></li></ul><p></p><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h4 id="EventDrivenConsumer-UsingThisPattern">Using This Pattern</h4>
+</div></div><p> </p><p>For more details see</p><ul><li><a shape="rect" href="message.html">Message</a></li><li><a shape="rect" href="message-endpoint.html">Message Endpoint</a></li></ul><p></p><h4 id="EventDrivenConsumer-UsingThisPattern">Using This Pattern</h4>
-<p>If you would like to use this EIP Pattern then please read the <a shape="rect" href="getting-started.html">Getting Started</a>, you may also find the <a shape="rect" href="architecture.html">Architecture</a> useful particularly the description of <a shape="rect" href="endpoint.html">Endpoint</a> and <a shape="rect" href="uris.html">URIs</a>. Then you could try out some of the <a shape="rect" href="examples.html">Examples</a> first before trying this pattern out.</p></div></div>
+<p>If you would like to use this EIP Pattern then please read the <a shape="rect" href="getting-started.html">Getting Started</a>, you may also find the <a shape="rect" href="architecture.html">Architecture</a> useful particularly the description of <a shape="rect" href="endpoint.html">Endpoint</a> and <a shape="rect" href="uris.html">URIs</a>. Then you could try out some of the <a shape="rect" href="examples.html">Examples</a> first before trying this pattern out.</p></div>
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Modified: websites/production/camel/content/event-message.html
==============================================================================
--- websites/production/camel/content/event-message.html (original)
+++ websites/production/camel/content/event-message.html Wed Oct 17 09:28:08 2018
@@ -111,9 +111,9 @@
<inOnly uri="mq:anotherQueue"/>
</route>
</pre>
-</div></div><p></p><div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h4 id="EventMessage-UsingThisPattern">Using This Pattern</h4>
+</div></div><p></p><h4 id="EventMessage-UsingThisPattern">Using This Pattern</h4>
-<p>If you would like to use this EIP Pattern then please read the <a shape="rect" href="getting-started.html">Getting Started</a>, you may also find the <a shape="rect" href="architecture.html">Architecture</a> useful particularly the description of <a shape="rect" href="endpoint.html">Endpoint</a> and <a shape="rect" href="uris.html">URIs</a>. Then you could try out some of the <a shape="rect" href="examples.html">Examples</a> first before trying this pattern out.</p></div></div>
+<p>If you would like to use this EIP Pattern then please read the <a shape="rect" href="getting-started.html">Getting Started</a>, you may also find the <a shape="rect" href="architecture.html">Architecture</a> useful particularly the description of <a shape="rect" href="endpoint.html">Endpoint</a> and <a shape="rect" href="uris.html">URIs</a>. Then you could try out some of the <a shape="rect" href="examples.html">Examples</a> first before trying this pattern out.</p></div>
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Modified: websites/production/camel/content/exec.html
==============================================================================
--- websites/production/camel/content/exec.html (original)
+++ websites/production/camel/content/exec.html Wed Oct 17 09:28:08 2018
@@ -210,8 +210,8 @@ from("direct:exec").to("exec:cmd?args=/C
</pre>
</div></div>
-<div class="conf-macro output-block" data-hasbody="false" data-macro-name="include"><h3 id="Exec-SeeAlso">See Also</h3>
-<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div></div>
+<h3 id="Exec-SeeAlso">See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html">Configuring Camel</a></li><li><a shape="rect" href="component.html">Component</a></li><li><a shape="rect" href="endpoint.html">Endpoint</a></li><li><a shape="rect" href="getting-started.html">Getting Started</a></li></ul></div>
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