Author: buildbot Date: Tue Jun 23 15:18:41 2015 New Revision: 955774 Log: Production update by buildbot for camel
Added: websites/production/camel/content/enterprise-integration-patterns.data/Hohpe_EIP_camel_20150622.zip (with props) Modified: websites/production/camel/content/cache/main.pageCache websites/production/camel/content/eip.html websites/production/camel/content/enterprise-integration-patterns.html Modified: websites/production/camel/content/cache/main.pageCache ============================================================================== Binary files - no diff available. Modified: websites/production/camel/content/eip.html ============================================================================== --- websites/production/camel/content/eip.html (original) +++ websites/production/camel/content/eip.html Tue Jun 23 15:18:41 2015 @@ -75,51 +75,7 @@ <tbody> <tr> <td valign="top" width="100%"> -<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 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="eip.data/Hohpe_EIP_camel_OpenOffice.zip?version=1&modificationDate=1245056975000&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="EIP-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="EIP-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="EIP-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="EIP-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="EIP-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="EIP-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="EIP-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="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=1435069070125&api=v2">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">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="EIP-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="conflue nceTd"><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 Router</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>How can you decouple individual process ing 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.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="EIP-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="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><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://ww w.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" 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" 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="EIP-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="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-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 > colsp an="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.gi f" 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 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" 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="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 mess age 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" row span="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="confl uenceTd"><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.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-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="EIP-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-im age-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" 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 clas s="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="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 differen t 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/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="EIP-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="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-res ource" 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" 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-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/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 mes sages 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="EIP-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.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 c hannel?</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> </td> <td valign="top"> <div class="navigation"> Added: websites/production/camel/content/enterprise-integration-patterns.data/Hohpe_EIP_camel_20150622.zip ============================================================================== Binary file - no diff available. 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