svn commit: r955774 [2/2] - in /websites/production/camel/content: cache/main.pageCache eip.html enterprise-integration-patterns.data/Hohpe_EIP_camel_20150622.zip enterprise-integration-patterns.html

[buildbot]

Modified: websites/production/camel/content/enterprise-integration-patterns.html
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--- websites/production/camel/content/enterprise-integration-patterns.html 
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+++ websites/production/camel/content/enterprise-integration-patterns.html Tue 
Jun 23 15:18:41 2015
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        <tbody>
         <tr>
         <td valign="top" width="100%">
-<div class="wiki-content maincontent"><h2 
id="EnterpriseIntegrationPatterns-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&amp;search-type=ss&amp;index=books&amp;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&amp;search-type=ss&amp;index=books&amp;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 
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" 
class="external-link" 
href="http://cwiki.apache.org/CAMEL/enterprise-integration-patterns.data/Hohpe_EIP_camel.zip";>here</a>
 for your presentation, functional and technical analysis documents. The 
original EIP stencil is also available in <a shape="rect" 
href="enterprise-integration-patterns.data/Hohpe_EIP_camel_OpenOffice.zip?version=1&amp;modificationDate=1245056975000&amp;api=v2">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>
-
-<p>
-</p><h3 id="EnterpriseIntegrationPatterns-MessagingSystems">Messaging 
Systems</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";> </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> <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";> </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> <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";> 
</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> <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";> 
</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="r
 ect" 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> <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";> 
</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> <img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/MessageEndpoi
 ntIcon.gif" 
data-image-src="http://www.eaipatterns.com/img/MessageEndpointIcon.gif";> 
</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="EnterpriseIntegrationPatterns-MessagingChannels">Messaging 
Channels</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";> 
</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> <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";> 
</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="rect" 
href="publish-subscribe-cha
 nnel.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> <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";> 
</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> <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";> 
</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> <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";> 
</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="EnterpriseIntegrationPatterns-MessageConstruction">Message 
Construction</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";> 
</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> <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";> 
</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" rowspa
 n="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> <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";> 
</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> <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";> 
</p></td><td colspan="1" rowspan="1" cl
 ass="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 replier know where to send the reply? 
</p></td></tr></tbody></table></div>
-
-
-<h3 id="EnterpriseIntegrationPatterns-MessageRouting">Message Routing</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";> 
</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> <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";> 
</p></td><td colspan="1" rowspan="1" class="confluen
 ceTd"><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> <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";> 
</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 maintaining its efficiency? 
</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p> <img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/RecipientListIcon.gif"; 
data-image-src="http://www.eaipatterns.c
 om/img/RecipientListIcon.gif"> </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> <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";> </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> <img 
class="confluence-embedded-image confluence-external-resource" s
 rc="http://www.eaipatterns.com/img/AggregatorIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/AggregatorIcon.gif";> 
</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> <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";> 
</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" cla
 ss="confluenceTd"><p> <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";> 
</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 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> <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";>
 </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> 
<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";> 
</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> <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";>
 </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> <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";>
 </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> <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";>
 </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> <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";>
 </p></td><td colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="rect" 
href="load-balancer.h
 tml">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"><p> <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";>
 </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> <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";>
 
 </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="EnterpriseIntegrationPatterns-MessageTransformation">Message 
Transformation</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";> 
</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> <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";> 
</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="rect" 
href="content-filter.htm
 l">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> <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";> 
</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> <img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/NormalizerIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/Normalizer
 Icon.gif"> </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> <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";>
 </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"><p> <img 
class="confluence-embedded-image confluence-external-resource" 
src="http://cwiki.apache.org/confluence/download/attachments/4
 9204/clear.png" 
data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png";>
 </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="EnterpriseIntegrationPatterns-MessagingEndpoints">Messaging 
Endpoints</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <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";>
 </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> <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";> 
</p></td><td colspan="1" rowspan="1" class="c
 onfluenceTd"><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> <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";> 
</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> <img class="confluence-embedded-image 
confluence-external-resource" 
src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif"; 
data-image-src="http://w
 ww.eaipatterns.com/img/CompetingConsumersIcon.gif"> </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> <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";> 
</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="confluenceTd"><p> <img class="confluence-embedded-image 
confluence-externa
 l-resource" src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/MessageSelectorIcon.gif";> 
</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> <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";> 
</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> <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";>
 </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> <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";> 
</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="confluen
 ceTd"><p> How can a client control its transactions with the messaging system? 
</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p> <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";> 
</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="confluenceTd"><p> <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";> 
</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="rect" 
href="serv
 ice-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="EnterpriseIntegrationPatterns-SystemManagement">System Management</h3>
-
-<div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/ControlBusIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/ControlBusIcon.gif";> 
</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> <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";> </p></td><td 
colspan="1" rowspan="1" class="confluenceTd"><p> <a shape="rect" 
href="detour.html">Detour</a> </p></td><td colsp
 an="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> <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";> </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> <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";>
 </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" 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> 
<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";>
 </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 class="wiki-content maincontent"><h2 
id="EnterpriseIntegrationPatterns-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&amp;search-type=ss&amp;index=books&amp;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&amp;search-type=ss&amp;index=books&amp;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 attempti
 ng 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="enterprise-integration-patterns.data/Hohpe_EIP_camel_20150622.zip?version=1&amp;modificationDate=1435069070125&amp;api=v2">here</a>
 for your presentation, functional and technical analysis documents. The 
original EIP stencil is also available in <a shape="rect" 
href="enterprise-integration-patterns.data/Hohpe_EIP_camel_OpenOffice.zip?version=1&amp;modificationDate=1245056975000&amp;api=v2">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><h3 
id="EnterpriseIntegrationPatterns-MessagingSystems">Messaging Systems</h3><div 
class="table-wra
 p"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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><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";></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><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";></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" 
href="message-router.html">Message Ro
 uter</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><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";></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><img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/MessageEndpointIcon.gif"; 
data-image-src="http://www.eaipatterns.c
 om/img/MessageEndpointIcon.gif"></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="EnterpriseIntegrationPatterns-MessagingChannels">Messaging 
Channels</h3><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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><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";></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><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";></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><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";></p></td><td 
colspan="1" rowspan="1" class="conflue
 nceTd"><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="EnterpriseIntegrationPatterns-MessageConstruction">Message 
Construction</h3><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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><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";></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" clas
 s="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><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";></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 replier know where to send the 
reply?</p></td></tr></tbody></table></div><h3 
id="EnterpriseIntegrationPatterns-MessageRouting">Message Routing</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><img class="confluence-embedded-image 
confluence-external-resource" 
src="http://www.eaipatterns.com/img/ContentBasedRouterIcon.gif"; 
data-image-src="http://www.eaip
 atterns.com/img/ContentBasedRouterIcon.gif"></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><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";></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><img class="confluence-embedd
 ed-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/DynamicRouterIcon.gif";></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 maintaining its 
efficiency?</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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><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";></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 comb
 ine 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><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";></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><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";></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="compos
 ed-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 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><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";></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><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";></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><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";></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 m
 essages 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><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";></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><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/attachme
 nts/49204/clear.png"></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><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";></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"><p><img class="confluence-embedded-image 
confluence-external-resource" 
src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png"; 
data-image-s
 
rc="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png";></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><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";></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="EnterpriseIntegrationPatterns-MessageTransformation">Message 
Transformation</h3><div class="table-wrap"><table class="c
 onfluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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" ro
 wspan="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><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";></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><img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/NormalizerIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/NormalizerIcon.gif";></p></td><td 
colspan="1" rowspan="1" class="confl
 uenceTd"><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><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";></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"><p><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/down
 load/attachments/49204/clear.png"></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="EnterpriseIntegrationPatterns-MessagingEndpoints">Messaging 
Endpoints</h3><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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 indepe
 ndent of each other?</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><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";></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><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";></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><img class="confluence-embedded-image 
confluence-external-resource" 
src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/CompetingConsumersIcon.gif";></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><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";></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" hr
 ef="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="confluenceTd"><p><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";></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><img class="confluence-embedded-image 
confluence-external-resource" 
src="http://www.eaipatterns.com/img/DurableSubscriptionIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/DurableSubscriptionI
 con.gif"></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><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";></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><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";></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><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";></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="confluenceTd"><p><
 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";></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="EnterpriseIntegrationPatterns-SystemManagement">System Management</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><img class="confluence-embedded-image 
confluence-external-resource" 
src="http://www.eaipatterns.com/img/ControlBusIcon.gif"; 
data-image-src="http://www.eaipatterns.com/img/ControlBusIcon.gif";></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><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";></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><img 
class="confluence-embedded-image confluence-external-resource" 
src="http://www.eaipatterns.com/img/WireTapIcon.gif"; 
data-image-src="http://www.eaipa
 tterns.com/img/WireTapIcon.gif"></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><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";></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" 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><img 
class="confluence-embedded-image confluence-external-resource" src="htt
 p://cwiki.apache.org/confluence/download/attachments/49204/clear.png" 
data-image-src="http://cwiki.apache.org/confluence/download/attachments/49204/clear.png";></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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