You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@camel.apache.org by bu...@apache.org on 2016/02/23 13:21:04 UTC
svn commit: r981010 [2/3] - in /websites/production/camel/content: ./ cache/
Modified: websites/production/camel/content/camel-2170-release.html
==============================================================================
--- websites/production/camel/content/camel-2170-release.html (original)
+++ websites/production/camel/content/camel-2170-release.html Tue Feb 23 12:21:03 2016
@@ -85,7 +85,7 @@
<tbody>
<tr>
<td valign="top" width="100%">
-<div class="wiki-content maincontent"><h1 id="Camel2.17.0Release-Camel2.17.0release(currentlyinprogress)">Camel 2.17.0 release (currently in progress)</h1><div style="padding-right:20px;float:left;margin-left:-20px;"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://camel.apache.org/download.data/camel-box-v1.0-150x200.png" data-image-src="http://camel.apache.org/download.data/camel-box-v1.0-150x200.png"></span></p></div><div style="min-height:200px"> </div><h2 id="Camel2.17.0Release-NewandNoteworthy">New and Noteworthy</h2><p>Welcome to the x.y.z release which approx XXX issues resolved (new features, improvements and bug fixes such as...)</p><ul><li>The component documentation generated from the source code has been double checked to be up to date and include all the options the endpoints supports.</li><li><a shape="rect" href="tools.html">Camel commands</a> for <a shape="rect" href="spring-b
oot.html">Spring Boot</a></li><li>Many improvements to Camel <a shape="rect" href="kura.html">Kura</a></li><li>Added transacted option to <a shape="rect" href="sql-component.html">SQL Component</a> when used as a consumer in a transacted route.</li><li>Added support for UPDATE operation to <a shape="rect" href="elasticsearch.html">ElasticSearch</a>.</li><li>Allow to reuse existing configured Elasticsearch Client on the <a shape="rect" href="elasticsearch.html">ElasticSearch</a> component, instead of creating a client per endpoint. </li><li>The <code>include</code> and <code>exclude</code> options on <a shape="rect" href="file2.html">File2</a> and <a shape="rect" href="ftp.html">FTP</a> endpoints is now case in-sensitive out of the box.</li><li>Resource based component such as <a shape="rect" href="xslt.html">XSLT</a>, <a shape="rect" href="velocity.html">Velocity</a> etc can load the resource file from the <a shape="re
ct" href="registry.html">Registry</a> by using <code>ref:</code> as prefix.</li><li><span>Upgraded camel-amqp to the latest qpid-jms-client (also AMQP < 1.0 is not supported anymore).</span></li><li><span>Many improvements to Camel <a shape="rect" href="amqp.html">AMQP</a> component.</span></li><li><span>The <a shape="rect" href="metrics-component.html">Metrics Component</a> allows to capture <a shape="rect" href="message-history.html">Message History</a> performance statistics with the <code>MetricsMessageHistoryFactory </code></span></li><li>Reduced the number of mbeans enlisted in the services tree, to only include mbeans that has value to be managed.</li><li>The <a shape="rect" href="elasticsearch.html">Elasticsearch Component</a> now supports MultiGet operation</li><li>The <a shape="rect" href="throttler.html">Throttler</a> has been improved to be more performant and use a rolling window for time periods which gives a better flow.
</li><li>The <code>setHeader</code> and <code>setExchangeProperty</code> allows to use a dynamic header key using the <a shape="rect" href="simple.html">Simple</a> language if the name of the key is a <a shape="rect" href="simple.html">Simple</a> language expression.</li><li>Add collate function to <a shape="rect" href="simple.html">Simple</a> language to make it easier to split a message body into sub lists of a specified size. The function is similar to the collate function from Groovy.</li><li>The <a shape="rect" href="camel-run-maven-goal.html">Camel Run Maven Goal</a> is able to auto detect if its a OSGi Blueprint or CDI project so end users no longer have to explicit configure this on the plugin.</li><li><a shape="rect" href="elasticsearch.html">Camel-Elasticsearch</a> now supports Multiget, Multisearch and exists operation</li><li><a shape="rect" href="git.html">Camel-Git</a> now supports Cherry-pick operation</li><li>Stopping the 
<code>Main</code> class from JMX will now trigger shutdown of the Main class/JVM also, as it does when hitting ctrl + c.</li><li>Added option to skipFirst to the <a shape="rect" href="tokenizer.html">Tokenizer</a> language to make it easy to skip the very first element, when for example splitting a CSV file using the <a shape="rect" href="splitter.html">Splitter</a> EIP.</li><li>The <a shape="rect" href="rest-dsl.html">Rest DSL</a> now supports default values for query parameters</li><li>The <a shape="rect" href="rest-dsl.html">Rest DSL</a> now only binds from POJO to JSon/XML if the content-type is for json or xml. This allows you to specify a custom content-type and omit the binding, such as when having binary payloads.</li><li>Exchange and Message only output id in their toString method to avoid outputting any message details such as sensitive details from message bodies.</li><li>Camel <a shape="rect" href="error-handler.html">Error Handler</a> no longer
log message body/header details when logging the <a shape="rect" href="message-history.html">Message History</a>. This avoids logging any sensitive details from message bodies.</li><li>Camel <a shape="rect" href="exception-clause.html">Exception Clause</a> and <a shape="rect" href="error-handler.html">Error Handler</a> now supports using a custom <code>Processor</code> to be invoked right after an exception was thrown using the new <strong>onExceptionOccurred</strong> option.</li><li><a shape="rect" href="rabbitmq.html">RabbitMQ</a> consumer more resilient to auto re-connect in case of connection failures</li><li>The <a shape="rect" href="json.html">JSON</a> <code>camel-jackson</code> can be used as a type converter to convert json to/from POJO and String/byte[] types, if enabled.</li><li>The <a shape="rect" href="sql-component.html">SQL Component</a> now supports loading the SQL queries from external files on the classpath or file system, whe
re you can format the queries using newlines and indenting.</li><li>The <a shape="rect" href="mail.html">Mail</a> consumer allows to use an idempotent repository which allows to cluster consuming from the same mailbox, and let the repository coordinate whether a mail message is valid for the consumer to process.</li><li>Added support for completion interval on the <a shape="rect" href="sjms-batch.html">SJMS Batch</a> component, which allows to trigger batch completion in a fixed scheduled interval.</li><li>The <a shape="rect" href="http.html">HTTP</a> and <a shape="rect" href="http4.html">HTTP4</a> producers now support the <code>disableStreamCache</code> option to allow to use the raw response stream as the message body instead of wrapping using <a shape="rect" href="stream-caching.html">Stream caching</a></li><li>The <a shape="rect" href="cdi.html">Camel CDI</a> component has been improved to better fit into the CDI programming model, cover a lar
ger set of containers, and provide these new features:<ul><li>The Camel events from the <code>org.apache.camel.management.event</code> package (like <code>CamelContextStartedEvent</code>) can be observed as CDI events</li><li>The new CDI event Camel endpoint enable <span>CDI events to be seamlessly consumed from (respectively produced by) Camel consumers (respectively Camel producers)</span></li><li><span><span>CDI beans annotated with the </span><code>@Converter</code><span> annotation are automatically registered as type converters</span></span></li><li><span><span>The CDI Camel contexts can be properly customised programmatically in bean constructor or <code>@PostConstruct</code> lifecycle callback</span></span></li><li>Camel routes configured in <code>RouteBuilder</code> beans are added before the corresponding Camel contexts get started</li><li><span>CDI Camel contexts are now properly adapted when deployed in OSGi containers and are registered as
OSGi services</span></li><li>Proper support of multiple Camel contexts across all the features<span><br clear="none"></span></li></ul></li><li>The <a shape="rect" href="xslt.html">XSLT</a> component now supports Saxon's <a shape="rect" class="external-link" href="http://www.saxonica.com/html/documentation/extensibility/integratedfunctions" rel="nofollow" title="Follow link">integrated extension functions</a>.</li><li>Idempotent Repository now supports optional serialized headers </li></ul><p>Fixed these issues</p><ul><li>The <a shape="rect" href="swagger-java.html">Swagger Java</a> now parses nested types in the POJO model that has been annotated with the swagger api annotations to use in the schema api model</li><li>Fixed <a shape="rect" href="rest-dsl.html">Rest DSL</a> with apiContextPath fail to start if there are 2 ore more rest's in use.</li><li>Paho component name is not limited to 4 characters anymore.</li><li>Fixed <a shape="rect" href="sp
ring-boot.html">Spring Boot</a> not starting Camel routes if running in Spring Cloud.</li><li>Fixed an issue with <a shape="rect" href="swagger-java.html">Swagger Java</a> using api-docs could lead to api-doc route being added multiple times</li><li>Fixed a few things missing in the generated swagger model when using <a shape="rect" href="swagger-java.html">Swagger Java</a></li><li>Fixed using <code>statement.xxx</code> options on the <a shape="rect" href="jdbc.html">JDBC</a> consumer would only be used in first poll.</li><li>Fixed  <a shape="rect" href="http.html">HTTP</a> and <a shape="rect" href="http4.html">HTTP4</a> to keep trailing slash if provided in uri when calling remote HTTP service.</li><li>Fixed <a shape="rect" href="oncompletion.html">OnCompletion</a> to keep any caught exception stored as property on the <code>Exchange</code> which allows to access that information to know if there was an exception during routing.</li
><li>Fixed an issue with <a shape="rect" href="bean.html">Bean</a> component or <a shape="rect" href="simple.html">Simple</a> language with OGNL method call, would pick method with java.lang.Object type over a better suited method, when the method is overloaded.</li><li>Fixed <code>camel-blueprint</code> to wait for the bundles with the component and data-formats the <a shape="rect" href="rest-dsl.html">Rest DSL</a> has been configured to use, are available before starting Camel.</li><li>Fixed an issue with <a shape="rect" href="error-handler.html">Error Handler</a> would log any handled(true) exceptions.</li><li>Fixed a memory leak if adding/removing routes using <a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a> where the repository would not be removed from the JMX registry when routes is removed.</li><li>Fixed issue with <a shape="rect" href="spring-boot.html">Spring Boot</a> would eager shutdown some Camel resources like t
ype converters, which spring-boot should let Camel handle the lifecycle of these resources.</li><li>Fixed <a shape="rect" href="cxfrs.html">CXFRS</a> using simple binding mode would use the content-length header from the incoming message in the response, instead of calculating the length based on the output message body.</li><li>Fixed <a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a> would not propagate exception thrown from <code>IdempotentRepository</code> to Camel's <a shape="rect" href="error-handler.html">Error Handler</a> such as <code>onException</code><code><br clear="none"></code></li></ul><h3 id="Camel2.17.0Release-New">New <a shape="rect" href="enterprise-integration-patterns.html">Enterprise Integration Patterns</a></h3><h3 id="Camel2.17.0Release-New.1">New <a shape="rect" href="components.html">Components</a></h3><ul><li>camel-kubernetes - Integrates Camel with Kubernetes</li><li>camel-etc - Integrating Camel with etcd</li>
<li><a shape="rect" href="aws-kinesis.html">camel-aws</a> - AWS kinesis streams component added</li><li><a shape="rect" href="aws-ddbstream.html">camel-aws</a> - DynamoDB streams component added</li><li><a shape="rect" href="ignite.html">camel-ignite</a> - for working with Apache Ignite.</li><li><a shape="rect" href="mllp.html">camel-mllp</a> - <span style="color: rgb(0,0,0);">for working with the HL7 MLLP protocol. This is an alternative to <a shape="rect" href="hl7.html">HL7</a> component.</span></li><li><span style="color: rgb(0,0,0);">camel-nats - for interacting with Nats messaging platform</span></li><li><a shape="rect" href="apache-spark.html">camel-spark</a> - bridges Apache Spark computations with Camel endpoints</li><li><a shape="rect" href="sql-stored-procedure.html">camel-sql</a> - Now supports calling stored procedures using the new <a shape="rect" href="sql-stored-procedure.html">sql-stored component</a>.</li><li>camel-braintree - for interacting with Braintr
ee Payments.</li></ul><h3 id="Camel2.17.0Release-NewDSL">New DSL</h3><h3 id="Camel2.17.0Release-NewAnnotations">New Annotations</h3><h3 id="Camel2.17.0Release-NewDataFormats">New <a shape="rect" href="data-format.html">Data Formats</a></h3><ul><li><a shape="rect" href="mime-multipart.html">MIME-Multipart</a> - mime based data format.</li><li><a shape="rect" href="lzf-data-format.html">LZF Data Format</a> - LZF based data format. </li></ul><h3 id="Camel2.17.0Release-New.2">New <a shape="rect" href="languages.html">Languages</a></h3><h3 id="Camel2.17.0Release-New.3">New <a shape="rect" href="examples.html">Examples</a></h3><ul><li>camel-example-cdi-metrics - illustrates the integration between Camel, Dropwizard Metrics and CDI.</li><li>camel-example-cdi-properties - <span>illustrates the integration between Camel, DeltaSpike and CDI for configuration properties.</span></li><li><span>camel-example-cdi-osgi - a<span> CDI application using the SJMS component that can be ex
ecuted inside an OSGi container using PAX CDI.</span></span></li><li><span>camel-example-cdi-rest-servlet - <span>illustrates the Camel REST DSL being used in a Web application that uses CDI as dependency injection framework</span></span></li><li>camel-example-spring-boot-metrics - showing a Camel spring-boot application that report metrics to Graphite. Requires Graphite running on your network.</li><li>camel-example-widget-gadget-cdi - The Widget and Gadget use-case from the EIP book implemented in Java with CDI dependency Injection.</li><li>camel-example-widget-gadget-java - The Widget and Gadget use-case from the EIP book implemented in plain old Java Main without any kind of <em>application server</em>.</li><li>camel-example-widget-gadget-xml - The Widget and Gadget use-case from the EIP book implemented in Spring XML without any Java code or any kind of <em>application server</em>.</li></ul><h3 id="Camel2.17.0Release-New.4">New <a shape="rect" href="tutorials.html">Tu
torials</a></h3><h2 id="Camel2.17.0Release-APIbreaking">API breaking</h2><ul><li>As part of the <a shape="rect" href="cdi.html">Camel CDI</a> component refactoring:<ul><li>The <code>@ContextName</code> qualifier does not have a default empty value anymore as it is irrelevant</li><li>The CdiPropertiesComponent class has been removed, the standard PropertiesComponent can be used instead</li></ul></li></ul><h2 id="Camel2.17.0Release-KnownIssues">Known Issues</h2><h2 id="Camel2.17.0Release-Dependencyupgrades">Dependency upgrades</h2><ul><li>Apache Cassandra from 2.1.8 to 2.2.2</li><li>Apache Deltaspike from 1.5.1 to 1.5.2</li><li>Apache Gora from 0.6 to 0.6.1</li><li>Apache Jackrabbit from 2.11.0 to 2.11.3</li><li>Apache Kafka from 0.8.2.2 to 0.9.0.0</li><li>Apache Lucene from 4.10.4 to 5.2.1</li><li>Apache Mina from 2.0.9 to 2.0.10</li><li>Apache OpenEjb from 4.7.2 to 4.7.3</li><li>Apache Solr from 4.10.4 to 5.2.1</li><li>Aws SDK Java to version 1.10.37</li><li
>Atmosphere from <span class="blob-code-inner">2.4.0</span> to 2.4.1.4</li><li>Cassandra driver from 2.1.8 to 2.1.9</li><li>Cassandra-unit from 2.1.9.2 to 2.2.2.1</li><li>Cglib from 3.1 to 3.2.0</li><li>Classmate from 1.3.0 to 1.3.1</li><li>Chunk from 3.0.1 to 3.1.2</li><li>Drools from 6.2.0.Final to 6.3.0.Final</li><li>EHCache from 2.10.0 to 2.10.1</li><li>Elasticsearch from 1.7.3 to 2.0.0</li><li>Embedded Mongodb from 1.50.0 to 1.50.2</li><li>Facebook4j from 2.3.1 to 2.4.2</li><li>GAE from 1.9.26 to 1.9.32</li><li>Google Gson from 2.4 to 2.61</li><li>Hazelcast from 3.5.2 to 3.6</li><li>Infinispan from 8.0.1.Final to 8.1.2.Final</li><li>Jackson from 2.6.3 to 2.7.1</li><li>Jboss Xnio from 3.3.1.Final to 3.3.4.Final</li><li>Jboss Weld from 2.3.0.Final to 2.3.3.Final</li><li>Jbpm from 6.2.0.Final to 6.3.0.Final</li><li>Jgit from <span class="blob-code-inner">4.1.<span class="x x-first x-last">0.201509280440</span>-r</span> to <span class="blob-code-inner">4.1.<span class="x x-first x-
last">1.201511131810</span>-r</span></li><li>Joda-time from 2.8.2 to 2.9.1</li><li>Json-path from 2.0.0 to 2.1.0</li><li>Jt400 from 8.6 to 8.7</li><li>Kie from 6.2.0.Final to 6.3.0.Final</li><li>Maven Exec plugin from 1.2.1 to 1.4.0</li><li>Mongodb Java driver from 3.0.4 to 3.2.0</li><li>Mvel from 2.2.6.Final to 2.2.7.Final</li><li>Ognl from 3.1 to 3.1.1</li><li>Olingo from 2.0.4 to 2.0.5</li><li>Optaplanner from 6.2.0.Final to 6.3.0.Final</li><li>Pax-exam from 4.6.0 to 4.8.0</li><li>Spring 4.1.x to 4.2.x</li><li>Spring-Boot 1.2.x to 1.3.x</li><li>Spring Integration 2.x to 4.x</li><li>slf4j-api 1.6.x to 1.7.x</li><li>Undertow from 1.3.3.Final to 1.3.7.Final</li><li>Vertx from 3.1.0 to 3.2.0</li><li>Zookeeper from 3.4.6 to 3.4.7</li></ul><h2 id="Camel2.17.0Release-Importantchangestoconsiderwhenupgrading">Important changes to consider when upgrading</h2><ul><li><strong>This is the last release that will support Java 1.7. Releases after this is expected to require Java 1.8+. </str
ong></li><li>Any custom component that supports suspension in doSuspend/doResume should implement the new <code>Suspendable</code> marker interface, so Camel knows there is custom logic for suspension in the component.</li><li>Exchange and Message only output id in their toString method to avoid outputting any message details such as sensitive details from message bodies.</li><li>Removed camel-hbase as Karaf feature as it did not really work well in OSGi</li><li>Upgraded camel-hbase to Hadoop 2.x and HBase 1.1.x</li><li>camel-infinispan requires Java 8.</li><li>camel-mustache requires Java 8.</li><li>Support for Spring 4.0.x is deprecated. Support for Spring 3.x is being <strong>removed</strong> in the next release.</li><li>Support for Karaf 2.x and 3.x is deprecated. And removed in next release, where Karaf 4.x onwards is only supported.</li><li>camel-jetty8 is deprecated and being removed in next release.</li><li>Moved some Camel tooling related dependencies (such as maven/pl
exus) from the Camel Parent BOM to the tooling BOM (to have them separated).</li><li>camel-amqp do not support 0.9 anymore. </li><li>camel-spring-integration feature has been removed from the Camel karaf.</li><li>The <a shape="rect" href="mail.html">Mail</a> component now requires to configure to, cc, and bcc using lower case keys, eg to=foo@bar.com, instead of <a shape="rect" class="external-link" href="mailto:To=foo@bar.com" rel="nofollow">To=foo@bar.com</a> as previously.</li><li>The <a shape="rect" href="file2.html">File</a> consumer no longer probe the file content by default. See the option <code>probeContentType</code> for more details.</li><li>If using <a shape="rect" href="bean.html">Bean</a> or <a shape="rect" href="class.html">Class</a> component and specifying additional parameters in the endpoint uri to configure on the bean, then these options should now be prefixed with bean., eg <code>foo=123</code> is now <
code>bean.foo=123</code>.</li><li>The <a shape="rect" href="twitter.html">Twitter</a> delay option is changed from seconds to milli seconds by default, eg 10 should be 10000 to indicate 10 seconds. This is aligned how other components with delay option behaves. </li><li>The options <code>attributeNames</code> and <code>messageAttributeNames</code> on <a shape="rect" href="aws-sqs.html">AWS-SQS</a> is changed to a string type where you can separate multiple values using comma. Before the type was a Collection which was much harder to configure in the Camel uris.</li><li>The <a shape="rect" href="hbase.html">hbase</a> component now require row mapping from the endpoint uri to be prefixed with <code style="line-height: 1.42857;">row.</code> as prefix.<br clear="none">Before: <code>family=info&qualifier=firstName&family2=birthdate&qualifier2=year</code>. After: <code>row.family=info&row.qualifier=firstName&row.family2=birt
hdate&row.qualifier2=year</code>.</li><li>As part of the <a shape="rect" href="cdi.html">Camel CDI</a> component refactoring, <em>DeltaSpike</em> is not used anymore for the sourcing of the configuration properties. This new version of the component is agnostic to any configuration sourcing mechanism and delegates that concern to the application so that it can declare a custom <code>PropertiesComponent</code> bean whose sourcing is tailored to its need. <em>DeltaSpike</em> can still be used by the application by declaring a <code>PropertiesComponent</code> bean configured with a <code>PropertiesParser</code> relying on <em>DeltaSpike</em>. See the <code>camel-example-cdi-properties</code> example for more details.</li></ul><h2 id="Camel2.17.0Release-GettingtheDistributions">Getting the Distributions</h2><h3 id="Camel2.17.0Release-BinaryDistributions">Binary Distributions</h3><div class="table-wrap"><table class="confluenceTable"><tbod
y><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Download Link</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>PGP Signature file of download</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Windows Distribution</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x.zip">apache-camel-x.y.x.zip</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x.zip.asc">apache-camel-x.y.x.zip.asc</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Unix/Linux/Cygwin Distribution</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi
/camel/apache-camel/x.y.x/apache-camel-x.y.x.tar.gz">apache-camel-x.y.x.tar.gz</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x.tar.gz.asc">apache-camel-x.y.x.tar.gz.asc</a></p></td></tr></tbody></table></div><div class="confluence-information-macro confluence-information-macro-information"><p class="title">The above URLs use redirection</p><span class="aui-icon aui-icon-small aui-iconfont-info confluence-information-macro-icon"></span><div class="confluence-information-macro-body"><p>The above URLs use the Apache Mirror system to redirect you to a suitable mirror for your download. Some users have experienced issues with some versions of browsers (e.g. some Safari browsers). If the download doesn't seem to work for you from the above URL then try using <a shape="rect" class="external-link" href="http://www.mozilla.com/en-US/firefox/" rel="nofollow">FireF
ox</a></p></div></div><h3 id="Camel2.17.0Release-SourceDistributions">Source Distributions</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Download Link</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>PGP Signature file of download</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Source for Windows</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.zip">apache-camel-x.y.x-src.zip</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.zip.asc">apache-camel-x.y.x-src.zip.asc</a></p></td></tr></tbody></table></div><div class="table-wrap"><table class
="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Source for Unix/Linux/Cygwin</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.tar.gz">apache-camel-x.y.x-src.tar.gz</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.tar.gz.asc">apache-camel-x.y.x-src.tar.gz.asc</a></p></td></tr></tbody></table></div><h3 id="Camel2.17.0Release-GettingtheBinariesusingMaven2">Getting the Binaries using Maven 2</h3><p>To use this release in your maven project, the proper dependency configuration that you should use in your <a shape="rect" class="external-link" href="http://maven.apache.org/guides/introduction/introduction-to-the-pom.html">Maven POM</a> is:</p><div class="code panel pdl" style="border-wid
th: 1px;"><div class="codeContent panelContent pdl">
+<div class="wiki-content maincontent"><h1 id="Camel2.17.0Release-Camel2.17.0release(currentlyinprogress)">Camel 2.17.0 release (currently in progress)</h1><div style="padding-right:20px;float:left;margin-left:-20px;"><p><span class="confluence-embedded-file-wrapper"><img class="confluence-embedded-image confluence-external-resource" src="http://camel.apache.org/download.data/camel-box-v1.0-150x200.png" data-image-src="http://camel.apache.org/download.data/camel-box-v1.0-150x200.png"></span></p></div><div style="min-height:200px"> </div><h2 id="Camel2.17.0Release-NewandNoteworthy">New and Noteworthy</h2><p>Welcome to the x.y.z release which approx XXX issues resolved (new features, improvements and bug fixes such as...)</p><ul><li>The component documentation generated from the source code has been double checked to be up to date and include all the options the endpoints supports.</li><li><a shape="rect" href="tools.html">Camel commands</a> for <a shape="rect" href="spring-b
oot.html">Spring Boot</a></li><li>Many improvements to Camel <a shape="rect" href="kura.html">Kura</a></li><li>Added transacted option to <a shape="rect" href="sql-component.html">SQL Component</a> when used as a consumer in a transacted route.</li><li>Added support for UPDATE operation to <a shape="rect" href="elasticsearch.html">ElasticSearch</a>.</li><li>Allow to reuse existing configured Elasticsearch Client on the <a shape="rect" href="elasticsearch.html">ElasticSearch</a> component, instead of creating a client per endpoint. </li><li>The <code>include</code> and <code>exclude</code> options on <a shape="rect" href="file2.html">File2</a> and <a shape="rect" href="ftp.html">FTP</a> endpoints is now case in-sensitive out of the box.</li><li>Resource based component such as <a shape="rect" href="xslt.html">XSLT</a>, <a shape="rect" href="velocity.html">Velocity</a> etc can load the resource file from the <a shape="re
ct" href="registry.html">Registry</a> by using <code>ref:</code> as prefix.</li><li><span>Upgraded camel-amqp to the latest qpid-jms-client (also AMQP < 1.0 is not supported anymore).</span></li><li><span>Many improvements to Camel <a shape="rect" href="amqp.html">AMQP</a> component.</span></li><li><span>The <a shape="rect" href="metrics-component.html">Metrics Component</a> allows to capture <a shape="rect" href="message-history.html">Message History</a> performance statistics with the <code>MetricsMessageHistoryFactory </code></span></li><li>Reduced the number of mbeans enlisted in the services tree, to only include mbeans that has value to be managed.</li><li>The <a shape="rect" href="elasticsearch.html">Elasticsearch Component</a> now supports MultiGet operation</li><li>The <a shape="rect" href="throttler.html">Throttler</a> has been improved to be more performant and use a rolling window for time periods which gives a better flow.
</li><li>The <code>setHeader</code> and <code>setExchangeProperty</code> allows to use a dynamic header key using the <a shape="rect" href="simple.html">Simple</a> language if the name of the key is a <a shape="rect" href="simple.html">Simple</a> language expression.</li><li>Add collate function to <a shape="rect" href="simple.html">Simple</a> language to make it easier to split a message body into sub lists of a specified size. The function is similar to the collate function from Groovy.</li><li>The <a shape="rect" href="camel-run-maven-goal.html">Camel Run Maven Goal</a> is able to auto detect if its a OSGi Blueprint or CDI project so end users no longer have to explicit configure this on the plugin.</li><li><a shape="rect" href="elasticsearch.html">Camel-Elasticsearch</a> now supports Multiget, Multisearch and exists operation</li><li><a shape="rect" href="git.html">Camel-Git</a> now supports Cherry-pick operation</li><li>Stopping the 
<code>Main</code> class from JMX will now trigger shutdown of the Main class/JVM also, as it does when hitting ctrl + c.</li><li>Added option to skipFirst to the <a shape="rect" href="tokenizer.html">Tokenizer</a> language to make it easy to skip the very first element, when for example splitting a CSV file using the <a shape="rect" href="splitter.html">Splitter</a> EIP.</li><li>The <a shape="rect" href="rest-dsl.html">Rest DSL</a> now supports default values for query parameters</li><li>The <a shape="rect" href="rest-dsl.html">Rest DSL</a> now only binds from POJO to JSon/XML if the content-type is for json or xml. This allows you to specify a custom content-type and omit the binding, such as when having binary payloads.</li><li>Exchange and Message only output id in their toString method to avoid outputting any message details such as sensitive details from message bodies.</li><li>Camel <a shape="rect" href="error-handler.html">Error Handler</a> no longer
log message body/header details when logging the <a shape="rect" href="message-history.html">Message History</a>. This avoids logging any sensitive details from message bodies.</li><li>Camel <a shape="rect" href="exception-clause.html">Exception Clause</a> and <a shape="rect" href="error-handler.html">Error Handler</a> now supports using a custom <code>Processor</code> to be invoked right after an exception was thrown using the new <strong>onExceptionOccurred</strong> option.</li><li><a shape="rect" href="rabbitmq.html">RabbitMQ</a> consumer more resilient to auto re-connect in case of connection failures</li><li>The <a shape="rect" href="json.html">JSON</a> <code>camel-jackson</code> can be used as a type converter to convert json to/from POJO and String/byte[] types, if enabled.</li><li>The <a shape="rect" href="sql-component.html">SQL Component</a> now supports loading the SQL queries from external files on the classpath or file system, whe
re you can format the queries using newlines and indenting.</li><li>The <a shape="rect" href="mail.html">Mail</a> consumer allows to use an idempotent repository which allows to cluster consuming from the same mailbox, and let the repository coordinate whether a mail message is valid for the consumer to process.</li><li>Added support for completion interval on the <a shape="rect" href="sjms-batch.html">SJMS Batch</a> component, which allows to trigger batch completion in a fixed scheduled interval.</li><li>The <a shape="rect" href="http.html">HTTP</a> and <a shape="rect" href="http4.html">HTTP4</a> producers now support the <code>disableStreamCache</code> option to allow to use the raw response stream as the message body instead of wrapping using <a shape="rect" href="stream-caching.html">Stream caching</a></li><li>The <a shape="rect" href="cdi.html">Camel CDI</a> component has been improved to better fit into the CDI programming model, cover a lar
ger set of containers, and provide these new features:<ul><li>The Camel events from the <code>org.apache.camel.management.event</code> package (like <code>CamelContextStartedEvent</code>) can be observed as CDI events</li><li>The new CDI event Camel endpoint enable <span>CDI events to be seamlessly consumed from (respectively produced by) Camel consumers (respectively Camel producers)</span></li><li><span><span>CDI beans annotated with the </span><code>@Converter</code><span> annotation are automatically registered as type converters</span></span></li><li><span><span>The CDI Camel contexts can be properly customised programmatically in bean constructor or <code>@PostConstruct</code> lifecycle callback</span></span></li><li>Camel routes configured in <code>RouteBuilder</code> beans are added before the corresponding Camel contexts get started</li><li><span>CDI Camel contexts are now properly adapted when deployed in OSGi containers and are registered as
OSGi services</span></li><li>Proper support of multiple Camel contexts across all the features<span><br clear="none"></span></li></ul></li><li>The <a shape="rect" href="xslt.html">XSLT</a> component now supports Saxon's <a shape="rect" class="external-link" href="http://www.saxonica.com/html/documentation/extensibility/integratedfunctions" rel="nofollow" title="Follow link">integrated extension functions</a>.</li><li>Idempotent Repository now supports optional serialized headers </li></ul><p>Fixed these issues</p><ul><li>The <a shape="rect" href="swagger-java.html">Swagger Java</a> now parses nested types in the POJO model that has been annotated with the swagger api annotations to use in the schema api model</li><li>Fixed <a shape="rect" href="rest-dsl.html">Rest DSL</a> with apiContextPath fail to start if there are 2 ore more rest's in use.</li><li>Paho component name is not limited to 4 characters anymore.</li><li>Fixed <a shape="rect" href="sp
ring-boot.html">Spring Boot</a> not starting Camel routes if running in Spring Cloud.</li><li>Fixed an issue with <a shape="rect" href="swagger-java.html">Swagger Java</a> using api-docs could lead to api-doc route being added multiple times</li><li>Fixed a few things missing in the generated swagger model when using <a shape="rect" href="swagger-java.html">Swagger Java</a></li><li>Fixed using <code>statement.xxx</code> options on the <a shape="rect" href="jdbc.html">JDBC</a> consumer would only be used in first poll.</li><li>Fixed  <a shape="rect" href="http.html">HTTP</a> and <a shape="rect" href="http4.html">HTTP4</a> to keep trailing slash if provided in uri when calling remote HTTP service.</li><li>Fixed <a shape="rect" href="oncompletion.html">OnCompletion</a> to keep any caught exception stored as property on the <code>Exchange</code> which allows to access that information to know if there was an exception during routing.</li
><li>Fixed an issue with <a shape="rect" href="bean.html">Bean</a> component or <a shape="rect" href="simple.html">Simple</a> language with OGNL method call, would pick method with java.lang.Object type over a better suited method, when the method is overloaded.</li><li>Fixed <code>camel-blueprint</code> to wait for the bundles with the component and data-formats the <a shape="rect" href="rest-dsl.html">Rest DSL</a> has been configured to use, are available before starting Camel.</li><li>Fixed an issue with <a shape="rect" href="error-handler.html">Error Handler</a> would log any handled(true) exceptions.</li><li>Fixed a memory leak if adding/removing routes using <a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a> where the repository would not be removed from the JMX registry when routes is removed.</li><li>Fixed issue with <a shape="rect" href="spring-boot.html">Spring Boot</a> would eager shutdown some Camel resources like t
ype converters, which spring-boot should let Camel handle the lifecycle of these resources.</li><li>Fixed <a shape="rect" href="cxfrs.html">CXFRS</a> using simple binding mode would use the content-length header from the incoming message in the response, instead of calculating the length based on the output message body.</li><li>Fixed <a shape="rect" href="idempotent-consumer.html">Idempotent Consumer</a> would not propagate exception thrown from <code>IdempotentRepository</code> to Camel's <a shape="rect" href="error-handler.html">Error Handler</a> such as <code>onException</code><code><br clear="none"></code></li></ul><h3 id="Camel2.17.0Release-New">New <a shape="rect" href="enterprise-integration-patterns.html">Enterprise Integration Patterns</a></h3><h3 id="Camel2.17.0Release-New.1">New <a shape="rect" href="components.html">Components</a></h3><ul><li>camel-kubernetes - Integrates Camel with Kubernetes</li><li>camel-etc - Integrating Camel with etcd</li>
<li><a shape="rect" href="aws-kinesis.html">camel-aws</a> - AWS kinesis streams component added</li><li><a shape="rect" href="aws-ddbstream.html">camel-aws</a> - DynamoDB streams component added</li><li><a shape="rect" href="ignite.html">camel-ignite</a> - for working with Apache Ignite.</li><li><a shape="rect" href="mllp.html">camel-mllp</a> - <span style="color: rgb(0,0,0);">for working with the HL7 MLLP protocol. This is an alternative to <a shape="rect" href="hl7.html">HL7</a> component.</span></li><li><span style="color: rgb(0,0,0);">camel-nats - for interacting with Nats messaging platform</span></li><li><a shape="rect" href="apache-spark.html">camel-spark</a> - bridges Apache Spark computations with Camel endpoints</li><li><a shape="rect" href="sql-stored-procedure.html">camel-sql</a> - Now supports calling stored procedures using the new <a shape="rect" href="sql-stored-procedure.html">sql-stored component</a>.</li><li><a shape="rect" href="braintree.html">camel-br
aintree</a> - for interacting with Braintree Payments.</li><li><a shape="rect" href="jcache.html">camel-jcache</a> - support <a shape="rect" class="external-link" href="https://github.com/jsr107/jsr107spec" rel="nofollow">JCache / JSR107</a> caching.</li></ul><h3 id="Camel2.17.0Release-NewDSL">New DSL</h3><h3 id="Camel2.17.0Release-NewAnnotations">New Annotations</h3><h3 id="Camel2.17.0Release-NewDataFormats">New <a shape="rect" href="data-format.html">Data Formats</a></h3><ul><li><a shape="rect" href="mime-multipart.html">MIME-Multipart</a> - mime based data format.</li><li><a shape="rect" href="lzf-data-format.html">LZF Data Format</a> - LZF based data format. </li></ul><h3 id="Camel2.17.0Release-New.2">New <a shape="rect" href="languages.html">Languages</a></h3><h3 id="Camel2.17.0Release-New.3">New <a shape="rect" href="examples.html">Examples</a></h3><ul><li>camel-example-cdi-metrics - illustrates the integration between Camel, Dropwizard Metrics and CDI.</li><li>
camel-example-cdi-properties - <span>illustrates the integration between Camel, DeltaSpike and CDI for configuration properties.</span></li><li><span>camel-example-cdi-osgi - a<span> CDI application using the SJMS component that can be executed inside an OSGi container using PAX CDI.</span></span></li><li><span>camel-example-cdi-rest-servlet - <span>illustrates the Camel REST DSL being used in a Web application that uses CDI as dependency injection framework</span></span></li><li>camel-example-spring-boot-metrics - showing a Camel spring-boot application that report metrics to Graphite. Requires Graphite running on your network.</li><li>camel-example-widget-gadget-cdi - The Widget and Gadget use-case from the EIP book implemented in Java with CDI dependency Injection.</li><li>camel-example-widget-gadget-java - The Widget and Gadget use-case from the EIP book implemented in plain old Java Main without any kind of <em>application server</em>.</li><li>camel-example-widge
t-gadget-xml - The Widget and Gadget use-case from the EIP book implemented in Spring XML without any Java code or any kind of <em>application server</em>.</li></ul><h3 id="Camel2.17.0Release-New.4">New <a shape="rect" href="tutorials.html">Tutorials</a></h3><h2 id="Camel2.17.0Release-APIbreaking">API breaking</h2><ul><li>As part of the <a shape="rect" href="cdi.html">Camel CDI</a> component refactoring:<ul><li>The <code>@ContextName</code> qualifier does not have a default empty value anymore as it is irrelevant</li><li>The CdiPropertiesComponent class has been removed, the standard PropertiesComponent can be used instead</li></ul></li></ul><h2 id="Camel2.17.0Release-KnownIssues">Known Issues</h2><h2 id="Camel2.17.0Release-Dependencyupgrades">Dependency upgrades</h2><ul><li>Apache Cassandra from 2.1.8 to 2.2.2</li><li>Apache Deltaspike from 1.5.1 to 1.5.2</li><li>Apache Gora from 0.6 to 0.6.1</li><li>Apache Jackrabbit from 2.11.0 to 2.11.3</li><li>Apac
he Kafka from 0.8.2.2 to 0.9.0.0</li><li>Apache Lucene from 4.10.4 to 5.2.1</li><li>Apache Mina from 2.0.9 to 2.0.10</li><li>Apache OpenEjb from 4.7.2 to 4.7.3</li><li>Apache Solr from 4.10.4 to 5.2.1</li><li>Aws SDK Java to version 1.10.37</li><li>Atmosphere from <span class="blob-code-inner">2.4.0</span> to 2.4.1.4</li><li>Cassandra driver from 2.1.8 to 2.1.9</li><li>Cassandra-unit from 2.1.9.2 to 2.2.2.1</li><li>Cglib from 3.1 to 3.2.0</li><li>Classmate from 1.3.0 to 1.3.1</li><li>Chunk from 3.0.1 to 3.1.2</li><li>Drools from 6.2.0.Final to 6.3.0.Final</li><li>EHCache from 2.10.0 to 2.10.1</li><li>Elasticsearch from 1.7.3 to 2.0.0</li><li>Embedded Mongodb from 1.50.0 to 1.50.2</li><li>Facebook4j from 2.3.1 to 2.4.2</li><li>GAE from 1.9.26 to 1.9.32</li><li>Google Gson from 2.4 to 2.61</li><li>Hazelcast from 3.5.2 to 3.6</li><li>Infinispan from 8.0.1.Final to 8.1.2.Final</li><li>Jackson from 2.6.3 to 2.7.1</li><li>Jboss Xnio from 3.3.1.Final to 3.3.4.Final</li><li>Jboss Weld from
2.3.0.Final to 2.3.3.Final</li><li>Jbpm from 6.2.0.Final to 6.3.0.Final</li><li>Jgit from <span class="blob-code-inner">4.1.<span class="x x-first x-last">0.201509280440</span>-r</span> to <span class="blob-code-inner">4.1.<span class="x x-first x-last">1.201511131810</span>-r</span></li><li>Joda-time from 2.8.2 to 2.9.1</li><li>Json-path from 2.0.0 to 2.1.0</li><li>Jt400 from 8.6 to 8.7</li><li>Kie from 6.2.0.Final to 6.3.0.Final</li><li>Maven Exec plugin from 1.2.1 to 1.4.0</li><li>Mongodb Java driver from 3.0.4 to 3.2.0</li><li>Mvel from 2.2.6.Final to 2.2.7.Final</li><li>Ognl from 3.1 to 3.1.1</li><li>Olingo from 2.0.4 to 2.0.5</li><li>Optaplanner from 6.2.0.Final to 6.3.0.Final</li><li>Pax-exam from 4.6.0 to 4.8.0</li><li>Spring 4.1.x to 4.2.x</li><li>Spring-Boot 1.2.x to 1.3.x</li><li>Spring Integration 2.x to 4.x</li><li>slf4j-api 1.6.x to 1.7.x</li><li>Undertow from 1.3.3.Final to 1.3.7.Final</li><li>Vertx from 3.1.0 to 3.2.0</li><li>Zookeeper from 3.4.6 to 3.4.7</li></ul><h
2 id="Camel2.17.0Release-Importantchangestoconsiderwhenupgrading">Important changes to consider when upgrading</h2><ul><li><strong>This is the last release that will support Java 1.7. Releases after this is expected to require Java 1.8+. </strong></li><li>Any custom component that supports suspension in doSuspend/doResume should implement the new <code>Suspendable</code> marker interface, so Camel knows there is custom logic for suspension in the component.</li><li>Exchange and Message only output id in their toString method to avoid outputting any message details such as sensitive details from message bodies.</li><li>Removed camel-hbase as Karaf feature as it did not really work well in OSGi</li><li>Upgraded camel-hbase to Hadoop 2.x and HBase 1.1.x</li><li>camel-infinispan requires Java 8.</li><li>camel-mustache requires Java 8.</li><li>Support for Spring 4.0.x is deprecated. Support for Spring 3.x is being <strong>removed</strong> in the next release.</li><li>Support fo
r Karaf 2.x and 3.x is deprecated. And removed in next release, where Karaf 4.x onwards is only supported.</li><li>camel-jetty8 is deprecated and being removed in next release.</li><li>Moved some Camel tooling related dependencies (such as maven/plexus) from the Camel Parent BOM to the tooling BOM (to have them separated).</li><li>camel-amqp do not support 0.9 anymore. </li><li>camel-spring-integration feature has been removed from the Camel karaf.</li><li>The <a shape="rect" href="mail.html">Mail</a> component now requires to configure to, cc, and bcc using lower case keys, eg to=foo@bar.com, instead of <a shape="rect" class="external-link" href="mailto:To=foo@bar.com" rel="nofollow">To=foo@bar.com</a> as previously.</li><li>The <a shape="rect" href="file2.html">File</a> consumer no longer probe the file content by default. See the option <code>probeContentType</code> for more details.</li><li>If using <a shape="rect" href="bean.html">Bean</a
> or <a shape="rect" href="class.html">Class</a> component and specifying additional parameters in the endpoint uri to configure on the bean, then these options should now be prefixed with bean., eg <code>foo=123</code> is now <code>bean.foo=123</code>.</li><li>The <a shape="rect" href="twitter.html">Twitter</a> delay option is changed from seconds to milli seconds by default, eg 10 should be 10000 to indicate 10 seconds. This is aligned how other components with delay option behaves. </li><li>The options <code>attributeNames</code> and <code>messageAttributeNames</code> on <a shape="rect" href="aws-sqs.html">AWS-SQS</a> is changed to a string type where you can separate multiple values using comma. Before the type was a Collection which was much harder to configure in the Camel uris.</li><li>The <a shape="rect" href="hbase.html">hbase</a> component now require row mapping from the endpoint uri to be prefixed with <code style="line-h
eight: 1.42857;">row.</code> as prefix.<br clear="none">Before: <code>family=info&qualifier=firstName&family2=birthdate&qualifier2=year</code>. After: <code>row.family=info&row.qualifier=firstName&row.family2=birthdate&row.qualifier2=year</code>.</li><li>As part of the <a shape="rect" href="cdi.html">Camel CDI</a> component refactoring, <em>DeltaSpike</em> is not used anymore for the sourcing of the configuration properties. This new version of the component is agnostic to any configuration sourcing mechanism and delegates that concern to the application so that it can declare a custom <code>PropertiesComponent</code> bean whose sourcing is tailored to its need. <em>DeltaSpike</em> can still be used by the application by declaring a <code>PropertiesComponent</code> bean configured with a <code>PropertiesParser</code> relying on <em>DeltaSpike</em>. See the <code>camel-example-cdi-properties</code> ex
ample for more details.</li></ul><h2 id="Camel2.17.0Release-GettingtheDistributions">Getting the Distributions</h2><h3 id="Camel2.17.0Release-BinaryDistributions">Binary Distributions</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Download Link</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>PGP Signature file of download</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Windows Distribution</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x.zip">apache-camel-x.y.x.zip</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x.zip.asc">apache-camel-x.y.x.zip.
asc</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Unix/Linux/Cygwin Distribution</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x.tar.gz">apache-camel-x.y.x.tar.gz</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x.tar.gz.asc">apache-camel-x.y.x.tar.gz.asc</a></p></td></tr></tbody></table></div><div class="confluence-information-macro confluence-information-macro-information"><p class="title">The above URLs use redirection</p><span class="aui-icon aui-icon-small aui-iconfont-info confluence-information-macro-icon"></span><div class="confluence-information-macro-body"><p>The above URLs use the Apache Mirror system to redirect you to a suitable mirror for your download. Some users have experienced i
ssues with some versions of browsers (e.g. some Safari browsers). If the download doesn't seem to work for you from the above URL then try using <a shape="rect" class="external-link" href="http://www.mozilla.com/en-US/firefox/" rel="nofollow">FireFox</a></p></div></div><h3 id="Camel2.17.0Release-SourceDistributions">Source Distributions</h3><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Download Link</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>PGP Signature file of download</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Source for Windows</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.zip">apache-camel-x.y.x-src.zip</a></p></td><td colspan="1" rowspan="1" class="con
fluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.zip.asc">apache-camel-x.y.x-src.zip.asc</a></p></td></tr></tbody></table></div><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>Source for Unix/Linux/Cygwin</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dyn/closer.cgi/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.tar.gz">apache-camel-x.y.x-src.tar.gz</a></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" class="external-link" href="http://www.apache.org/dist/camel/apache-camel/x.y.x/apache-camel-x.y.x-src.tar.gz.asc">apache-camel-x.y.x-src.tar.gz.asc</a></p></td></tr></tbody></table></div><h3 id="Camel2.17.0Release-GettingtheBinariesusingMaven2">Getting the Binaries using Maven 2</h3><p>To use this release in your maven project,
the proper dependency configuration that you should use in your <a shape="rect" class="external-link" href="http://maven.apache.org/guides/introduction/introduction-to-the-pom.html">Maven POM</a> is:</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: xml; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-core</artifactId>
Modified: websites/production/camel/content/component-list.html
==============================================================================
--- websites/production/camel/content/component-list.html (original)
+++ websites/production/camel/content/component-list.html Tue Feb 23 12:21:03 2016
@@ -330,7 +330,9 @@ disruptor-vm:someName[?<option>]
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending and receiving messages through <a shape="rect" class="external-link" href="http://java.sun.com/products/jini/2.1/doc/specs/html/js-spec.html" rel="nofollow">JavaSpace</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jbpm.html">jBPM</a> / camel-jbpm</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jbpm:hostName[:port][/resourceUri][?options]
]]></script>
-</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcache.html">jcache</a> / camel-jcache</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jcache:cacheName[?options]]]></script>
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><span>The JCache component facilitates creation of caching endpoints and processors using </span><a shape="rect" class="external-link" href="https://github.com/jsr107/jsr107spec" rel="nofollow">JCache / jsr107</a><span> as the cache implementation.</span></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jclouds:<blobstore|compute>:[provider id][?options]
]]></script>
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>For interacting with cloud compute & blobstore service via <a shape="rect" class="external-link" href="http://www.jclouds.org" rel="nofollow">jclouds</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcr.html">JCR</a> / camel-jcr</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
Modified: websites/production/camel/content/component.html
==============================================================================
--- websites/production/camel/content/component.html (original)
+++ websites/production/camel/content/component.html Tue Feb 23 12:21:03 2016
@@ -331,7 +331,9 @@ disruptor-vm:someName[?<option>]
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending and receiving messages through <a shape="rect" class="external-link" href="http://java.sun.com/products/jini/2.1/doc/specs/html/js-spec.html" rel="nofollow">JavaSpace</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jbpm.html">jBPM</a> / camel-jbpm</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jbpm:hostName[:port][/resourceUri][?options]
]]></script>
-</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcache.html">jcache</a> / camel-jcache</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jcache:cacheName[?options]]]></script>
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><span>The JCache component facilitates creation of caching endpoints and processors using </span><a shape="rect" class="external-link" href="https://github.com/jsr107/jsr107spec" rel="nofollow">JCache / jsr107</a><span> as the cache implementation.</span></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jclouds:<blobstore|compute>:[provider id][?options]
]]></script>
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>For interacting with cloud compute & blobstore service via <a shape="rect" class="external-link" href="http://www.jclouds.org" rel="nofollow">jclouds</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcr.html">JCR</a> / camel-jcr</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
Modified: websites/production/camel/content/components.html
==============================================================================
--- websites/production/camel/content/components.html (original)
+++ websites/production/camel/content/components.html Tue Feb 23 12:21:03 2016
@@ -331,7 +331,9 @@ disruptor-vm:someName[?<option>]
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending and receiving messages through <a shape="rect" class="external-link" href="http://java.sun.com/products/jini/2.1/doc/specs/html/js-spec.html" rel="nofollow">JavaSpace</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jbpm.html">jBPM</a> / camel-jbpm</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jbpm:hostName[:port][/resourceUri][?options]
]]></script>
-</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Sending messages through kie-remote-client API to jBPM.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcache.html">jcache</a> / camel-jcache</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jcache:cacheName[?options]]]></script>
+</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><span>The JCache component facilitates creation of caching endpoints and processors using </span><a shape="rect" class="external-link" href="https://github.com/jsr107/jsr107spec" rel="nofollow">JCache / jsr107</a><span> as the cache implementation.</span></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jclouds.html">jclouds</a> / camel-jclouds</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: plain; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[jclouds:<blobstore|compute>:[provider id][?options]
]]></script>
</div></div></td><td colspan="1" rowspan="1" class="confluenceTd"><p>For interacting with cloud compute & blobstore service via <a shape="rect" class="external-link" href="http://www.jclouds.org" rel="nofollow">jclouds</a></p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a shape="rect" href="jcr.html">JCR</a> / camel-jcr</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
Modified: websites/production/camel/content/idempotent-consumer.html
==============================================================================
--- websites/production/camel/content/idempotent-consumer.html (original)
+++ websites/production/camel/content/idempotent-consumer.html Tue Feb 23 12:21:03 2016
@@ -86,7 +86,7 @@
<tbody>
<tr>
<td valign="top" width="100%">
-<div class="wiki-content maincontent"><h3 id="IdempotentConsumer-IdempotentConsumer">Idempotent Consumer</h3><p>The <a shape="rect" class="external-link" href="http://www.enterpriseintegrationpatterns.com/IdempotentReceiver.html" rel="nofollow">Idempotent Consumer</a> from the <a shape="rect" href="enterprise-integration-patterns.html">EIP patterns</a> is used to filter out duplicate messages.</p><p>This pattern is implemented using the <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/idempotent/IdempotentConsumer.html">IdempotentConsumer</a> class. This uses an <a shape="rect" href="expression.html">Expression</a> to calculate a unique message ID string for a given message exchange; this ID can then be looked up in the <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/spi/IdempotentRepository.html">IdempotentRepository</a> to see if it h
as been seen before; if it has the message is consumed; if its not then the message is processed and the ID is added to the repository.</p><p>The Idempotent Consumer essentially acts like a <a shape="rect" href="message-filter.html">Message Filter</a> to filter out duplicates.</p><p>Camel will add the message id eagerly to the repository to detect duplication also for Exchanges currently in progress.<br clear="none"> On completion Camel will remove the message id from the repository if the Exchange failed, otherwise it stays there.</p><p>Camel provides the following Idempotent Consumer implementations:</p><ul class="alternate"><li>MemoryIdempotentRepository</li><li><a shape="rect" href="file2.html">FileIdempotentRepository</a></li><li><a shape="rect" href="hazelcast-component.html">HazelcastIdempotentRepository</a> (<strong>Available as of Camel 2.8</strong>)</li><li><a shape="rect" href="sql-component.html">JdbcMessageIdRepository</a> (<strong>Available as of Camel 2.7</strong>)</l
i><li><a shape="rect" href="jpa.html">JpaMessageIdRepository</a></li><li><p><a shape="rect" href="infinispan.html">InfinispanIdempotentRepository</a> (<strong>Available as of Camel 2.13.0)</strong></p></li></ul><h3 id="IdempotentConsumer-Options">Options</h3><p>The Idempotent Consumer has the following options:</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Option</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Default</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>eager</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Eager controls whether Camel adds the message to the repository before or after the exchange has been processed. If enabled before then Camel will be able to detect duplicate messages even when messages are currently
in progress. By disabling Camel will only detect duplicates when a message has successfully been processed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>messageIdRepositoryRef</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><code>null</code></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>A reference to a <code>IdempotentRepository</code> to lookup in the registry. This option is mandatory when using XML DSL.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>skipDuplicate</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.8:</strong> Sets whether to skip duplicate messages. If set to <code>false</code> then the message will be continued. However the <a shape="rect" href="exchange.html">Exchange</a> has been marked as a duplicate by having the <code>Exchange.DUPLICATE_MESSAG</code> exchange property set to a <code>Boolean.TRUE</
code> value.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>removeOnFailure</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.9:</strong> Sets whether to remove the id of an Exchange that failed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">completionEager</td><td colspan="1" rowspan="1" class="confluenceTd">false</td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.16:</strong> Sets whether to complete the idempotent consumer eager or when the exchange is done.</p><p>If this option is true to complete eager, then the idempotent consumer will trigger its completion when the exchange reached the end of the block of the idempotent consumer pattern. So if the exchange is continued routed after the block ends, then whatever happens there does not affect the state.</p><p>If this option is false (default) to not complete eager, then the i
dempotent consumer will complete when the exchange is done being routed. So if the exchange is continued routed after the block ends, then whatever happens there also affect the state. For example if the exchange failed due to an exception, then the state of the idempotent consumer will be a rollback.</p></td></tr></tbody></table></div><h3 id="IdempotentConsumer-Usingthe"><strong>Using the <a shape="rect" href="fluent-builders.html">Fluent Builders</a></strong></h3><p>The following example will use the header <strong>myMessageId</strong> to filter out duplicates</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+<div class="wiki-content maincontent"><h3 id="IdempotentConsumer-IdempotentConsumer">Idempotent Consumer</h3><p>The <a shape="rect" class="external-link" href="http://www.enterpriseintegrationpatterns.com/IdempotentReceiver.html" rel="nofollow">Idempotent Consumer</a> from the <a shape="rect" href="enterprise-integration-patterns.html">EIP patterns</a> is used to filter out duplicate messages.</p><p>This pattern is implemented using the <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/idempotent/IdempotentConsumer.html">IdempotentConsumer</a> class. This uses an <a shape="rect" href="expression.html">Expression</a> to calculate a unique message ID string for a given message exchange; this ID can then be looked up in the <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/spi/IdempotentRepository.html">IdempotentRepository</a> to see if it h
as been seen before; if it has the message is consumed; if its not then the message is processed and the ID is added to the repository.</p><p>The Idempotent Consumer essentially acts like a <a shape="rect" href="message-filter.html">Message Filter</a> to filter out duplicates.</p><p>Camel will add the message id eagerly to the repository to detect duplication also for Exchanges currently in progress.<br clear="none"> On completion Camel will remove the message id from the repository if the Exchange failed, otherwise it stays there.</p><p>Camel provides the following Idempotent Consumer implementations:</p><ul class="alternate"><li>MemoryIdempotentRepository</li><li><a shape="rect" href="file2.html">FileIdempotentRepository</a></li><li><a shape="rect" href="hazelcast-component.html">HazelcastIdempotentRepository</a> (<strong>Available as of Camel 2.8</strong>)</li><li><a shape="rect" href="sql-component.html">JdbcMessageIdRepository</a> (<strong>Available as of Camel 2.7</strong>)</l
i><li><a shape="rect" href="jpa.html">JpaMessageIdRepository</a></li><li><p><a shape="rect" href="infinispan.html">InfinispanIdempotentRepository</a> (<strong>Available as of Camel 2.13.0)</strong></p></li><li><p><strong><a shape="rect" href="jcache.html">JCacheIdempotentRepository</a> (<strong>Available as of Camel 2.17.0)</strong></strong></p></li></ul><h3 id="IdempotentConsumer-Options">Options</h3><p>The Idempotent Consumer has the following options:</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Option</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Default</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>eager</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Eager controls whether Camel adds the message to the repository b
efore or after the exchange has been processed. If enabled before then Camel will be able to detect duplicate messages even when messages are currently in progress. By disabling Camel will only detect duplicates when a message has successfully been processed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>messageIdRepositoryRef</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><code>null</code></p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>A reference to a <code>IdempotentRepository</code> to lookup in the registry. This option is mandatory when using XML DSL.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>skipDuplicate</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.8:</strong> Sets whether to skip duplicate messages. If set to <code>false</code> then the message will be continued. However the <a shape="rect" href="exchange
.html">Exchange</a> has been marked as a duplicate by having the <code>Exchange.DUPLICATE_MESSAG</code> exchange property set to a <code>Boolean.TRUE</code> value.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>removeOnFailure</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.9:</strong> Sets whether to remove the id of an Exchange that failed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">completionEager</td><td colspan="1" rowspan="1" class="confluenceTd">false</td><td colspan="1" rowspan="1" class="confluenceTd"><p><strong>Camel 2.16:</strong> Sets whether to complete the idempotent consumer eager or when the exchange is done.</p><p>If this option is true to complete eager, then the idempotent consumer will trigger its completion when the exchange reached the end of the block of the idempotent consumer pattern. So if the exchange is continued routed
after the block ends, then whatever happens there does not affect the state.</p><p>If this option is false (default) to not complete eager, then the idempotent consumer will complete when the exchange is done being routed. So if the exchange is continued routed after the block ends, then whatever happens there also affect the state. For example if the exchange failed due to an exception, then the state of the idempotent consumer will be a rollback.</p></td></tr></tbody></table></div><h3 id="IdempotentConsumer-Usingthe"><strong>Using the <a shape="rect" href="fluent-builders.html">Fluent Builders</a></strong></h3><p>The following example will use the header <strong>myMessageId</strong> to filter out duplicates</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[
RouteBuilder builder = new RouteBuilder() {
public void configure() {
@@ -99,14 +99,14 @@ RouteBuilder builder = new RouteBuilder(
}
};
]]></script>
-</div></div><p>The above <a shape="rect" class="external-link" href="https://svn.apache.org/repos/asf/camel/trunk/camel-core/src/test/java/org/apache/camel/builder/RouteBuilderTest.java">example</a> will use an in-memory based <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/idempotent/MessageIdRepository.html">MessageIdRepository</a> which can easily run out of memory and doesn't work in a clustered environment. So you might prefer to use the JPA based implementation which uses a database to store the message IDs which have been processed</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div>The above <a shape="rect" class="external-link" href="https://svn.apache.org/repos/asf/camel/trunk/camel-core/src/test/java/org/apache/camel/builder/RouteBuilderTest.java">example</a> will use an in-memory based <a shape="rect" class="external-link" href="http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/idempotent/MessageIdRepository.html">MessageIdRepository</a> which can easily run out of memory and doesn't work in a clustered environment. So you might prefer to use the JPA based implementation which uses a database to store the message IDs which have been processed<div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[
from("direct:start").idempotentConsumer(
header("messageId"),
jpaMessageIdRepository(lookup(EntityManagerFactory.class), PROCESSOR_NAME)
).to("mock:result");
]]></script>
-</div></div><p>In the above <a shape="rect" class="external-link" href="https://svn.apache.org/repos/asf/camel/trunk/components/camel-jpa/src/test/java/org/apache/camel/processor/jpa/JpaIdempotentConsumerTest.java">example</a> we are using the header <strong>messageId</strong> to filter out duplicates and using the collection <strong>myProcessorName</strong> to indicate the Message ID Repository to use. This name is important as you could process the same message by many different processors; so each may require its own logical Message ID Repository.</p><p>For further examples of this pattern in use you could look at the <a shape="rect" class="external-link" href="http://svn.apache.org/viewvc/camel/trunk/camel-core/src/test/java/org/apache/camel/processor/IdempotentConsumerTest.java?view=markup">junit test case</a></p><h3 id="IdempotentConsumer-SpringXMLexample">Spring XML example</h3><p>The following example will use the header <strong>myMessageId</strong> to filter out duplicates<
/p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div>In the above <a shape="rect" class="external-link" href="https://svn.apache.org/repos/asf/camel/trunk/components/camel-jpa/src/test/java/org/apache/camel/processor/jpa/JpaIdempotentConsumerTest.java">example</a> we are using the header <strong>messageId</strong> to filter out duplicates and using the collection <strong>myProcessorName</strong> to indicate the Message ID Repository to use. This name is important as you could process the same message by many different processors; so each may require its own logical Message ID Repository.<p>For further examples of this pattern in use you could look at the <a shape="rect" class="external-link" href="http://svn.apache.org/viewvc/camel/trunk/camel-core/src/test/java/org/apache/camel/processor/IdempotentConsumerTest.java?view=markup">junit test case</a></p><h3 id="IdempotentConsumer-SpringXMLexample">Spring XML example</h3><p>The following example will use the header <strong>myMessageId</strong> to filter out duplicates</p><div
class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: xml; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[
<!-- repository for the idempotent consumer -->
<bean id="myRepo" class="org.apache.camel.processor.idempotent.MemoryIdempotentRepository"/>
@@ -136,7 +136,7 @@ from("direct:start")
// and here we process only new messages (no duplicates)
.to("mock:result");
]]></script>
-</div></div><p>The sample example in XML DSL would be:</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeHeader panelHeader pdl" style="border-bottom-width: 1px;"><b>Filter duplicate messages</b></div><div class="codeContent panelContent pdl">
+</div></div>The sample example in XML DSL would be:<div class="code panel pdl" style="border-width: 1px;"><div class="codeHeader panelHeader pdl" style="border-bottom-width: 1px;"><b>Filter duplicate messages</b></div><div class="codeContent panelContent pdl">
<script class="brush: xml; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[
<!-- idempotent repository, just use a memory based for testing -->