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From "Claus Ibsen (Confluence)" <conflue...@apache.org>
Subject [CONF] Apache Camel > Cache
Date Tue, 28 Jan 2014 14:26:00 GMT
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    .email-item-list { list-style: none; margin: 4px 0; padding-left: 0; }
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        /** Unfortunately, the negative margin-left is stripped out in gmail */
        margin-left: -5px;
    }

            @media handheld, only screen and (max-device-width: 480px) {
        div, a, p, td, th, li, dt, dd { -webkit-text-size-adjust: auto; }
        small, small a { -webkit-text-size-adjust: 90%; }

        td[id=email-wrapper-inner] { padding: 2px !important; }
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        td[id="email-wrapper-inner"][class="thin"] > table { text-align: left !important; width: 100% !important; }
        td[id=email-footer] { padding: 8px 12px !important; }
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                        <table id="email-content" cellspacing="0" cellpadding="0" border="0" style="font-family: Arial, FreeSans, Helvetica, sans-serif; width: 100%">
                            <tbody>
                                <tr valign="top">
                                    <td id="email-content-inner" align="left" style="font-family: Arial, FreeSans, Helvetica, sans-serif; font-size: 13px; background-color: #fff; border: 1px solid #bbb; padding: 20px; text-align: left">
                                        <table id="email-title" cellpadding="0" cellspacing="0" border="0" width="100%">
                                            <tbody>
                                                <tr>
                                                    <td id="email-title-avatar" rowspan="2" style="font-size: 13px; text-align: left; vertical-align: top; width: 48px; padding-right: 8px"> <img class="avatar" src="cid:avatar_0bcbc540a20cfb82d3bb3f7e27fda8e6" border="0" height="48" width="48" style="-ms-interpolation-mode: bicubic; border-radius: 3px" /> </td>
                                                    <td valign="top" style="font-size: 13px">
                                                        <div id="email-title-flavor" class="email-metadata" style="margin: 0; padding: 0 0 4px 0; color: #505050">
                                                            <a href="    https://cwiki.apache.org/confluence/display/~davsclaus " style="color:#326ca6;text-decoration:none;; color: #326ca6; text-decoration: none">Claus Ibsen</a> edited the page:
                                                        </div> </td>
                                                </tr>
                                                <tr>
                                                    <td valign="top" style="font-size: 13px"> <h2 id="email-title-heading" style="font-size: 16px; line-height: 20px; min-height: 20px; margin: 0; padding: 0"> <a href="https://cwiki.apache.org/confluence/display/CAMEL/Cache" style="color: #326ca6; text-decoration: none"> <img class="icon" src="cid:page-icon" alt="" style="border: 0; padding: 0 5px 0 0; text-align: left; vertical-align: middle" /> <strong style="font-size:16px;line-height:20px;vertical-align:top;">Cache</strong> </a> </h2> </td>
                                                </tr>
                                            </tbody>
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                                        <div class="email-indent" style="margin: 8px 0 16px 0">
                                            <div class="email-diff">
                                                <div id="page-diffs" class="wiki-content">
                                                    <p class="diff-context-placeholder" style="font-size: 13px">...</p>
                                                    <p class="diff-block-context" style="font-size: 13px">Maven users will need to add the following dependency to their <code style="font-size: 13px">pom.xml</code> for this component:</p>
                                                    <table class="diff-macro diff-block-target diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-properties" style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;padding: 0; border: 1px solid #dddddd;; font-size: 13px">
                                                                    <table>
                                                                        <tbody>
                                                                            <tr>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px"></td>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px">xml</td>
                                                                            </tr>
                                                                        </tbody>
                                                                    </table> </td>
                                                            </tr>
                                                        </tbody>
                                                        <tbody>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-0" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>&lt;dependency&gt;
    &lt;groupId&gt;org.apache.camel&lt;/groupId&gt;
    &lt;artifactId&gt;camel-cache&lt;/artifactId&gt;
    &lt;version&gt;x.x.x&lt;/version&gt;
    &lt;!-- use the same version as your Camel core version --&gt;
&lt;/dependency&gt;
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h3 id="Cache-URIformat" class="diff-block-context">URI format</h3>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
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                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-1" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>cache://cacheName[?options]
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <p class="diff-block-context" style="font-size: 13px">You can append query options to the URI in the following format, <code style="font-size: 13px">?option=value&amp;option=#beanRef&amp;...</code> </p>
                                                    <h3 id="Cache-Options" class="diff-block-context">Options</h3>
                                                    <table class="diff-macro diff-block-target diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/images/icons/macrobrowser/macro-placeholder-default.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Wiki Markup</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-2" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">{div:class=confluenceTableSmall}
</span>|| Name || Default Value || Description ||
| {{maxElementsInMemory}} | {{1000}} | The number of elements that may be stored in the defined cache |
| {{memoryStoreEvictionPolicy}} | {{MemoryStoreEvictionPolicy.LFU}} | The number of elements that may be stored in the defined cache. Options include
- MemoryStoreEvictionPolicy.LFU - Least frequently used
- MemoryStoreEvictionPolicy.LRU - Least recently used
- MemoryStoreEvictionPolicy.FIFO - first in first out, the oldest element by creation time |
| {{overflowToDisk}} | {{true}} | Specifies whether cache may overflow to disk |
| {{eternal}} | {{false}} | Sets whether elements are eternal. If eternal, timeouts are ignored and the\\
 element never expires. |
| {{timeToLiveSeconds}} | {{300}} | The maximum time between creation time and when an element expires.\\
 Is used only if the element is not eternal |
| {{timeToIdleSeconds}} | {{300}} | The maximum amount of time between accesses before an element expires |
| {{diskPersistent}} | {{false}} | Whether the disk store persists between restarts of the Virtual Machine. |
| {{diskExpiryThreadIntervalSeconds}} | {{120}} | The number of seconds between runs of the disk expiry thread. |
| {{cacheManagerFactory}} | {{null}} | *Camel 2.8:* If you want to use a custom factory which instantiates and creates the EHCache {{net.sf.ehcache.CacheManager}}. \\  \\  _Type:_ abstract org.apache.camel.component.cache.CacheManagerFactory |
| {{eventListenerRegistry}} | {{null}} | *Camel 2.8:* Sets a list of EHCache {{net.sf.ehcache.event.CacheEventListener}} for all new caches\- no need to define it per cache in EHCache xml config anymore. \\  \\  _Type:_ org.apache.camel.component.cache.CacheEventListenerRegistry |
| {{cacheLoaderRegistry}} | {{null}} | *Camel 2.8:* Sets a list of {{org.apache.camel.component.cache.CacheLoaderWrapper}} that extends EHCache {{net.sf.ehcache.loader.CacheLoader}} for all new caches\- no need to define it per cache in EHCache xml config anymore. \\  \\  _Type:_ org.apache.camel.component.cache.CacheLoaderRegistry |
| {{key}} | {{null}} | *Camel 2.10:* To configure using a cache key by default. If a key is provided in the message header, then the key from the header takes precedence. |
| {{operation}} | {{null}} | *Camel 2.10:* To configure using an cache operation by default. If an operation in the message header, then the operation from the header takes precedence. | </pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h3 id="Cache-CacheComponentoptions" class="diff-block-target diff-block-context"> <span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">Cache Component options</span> </h3>
                                                    <table class="diff-macro diff-html-added diff-block-target diff-block-context" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;background-color: #ddfade;border-color: #93c49f;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/images/icons/macrobrowser/macro-placeholder-default.png" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Wiki Markup</span></th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-added" style="font-size: 100%; background-color: #ddfade;">||</span> <span class="diff-html-removed" id="removed-diff-3" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">{div}</span><span class="diff-html-added" id="added-diff-1" style="font-size: 100%; background-color: #ddfade;">Name || Default Value || Description ||
| {{configuration}} | | To use a custom {{org.apache.camel.component.cache.CacheConfiguration}} configuration. |
| {{cacheManagerFactory}} | | To use a custom {{org.apache.camel.component.cache.CacheManagerFactory}}. |
| {{configurationFile}} | | *Camel 2.13/2.12.3:* To configure the location of the {{ehcache.xml}} file to use, such as {{classpath:com/foo/mycache.xml}} to load from classpath. By default the configuration is loaded from {{classpath:ehcache.xml}}. | </span>
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h3 id="Cache-Sending/ReceivingMessagesto/fromthecache" class="diff-block-target diff-block-context"> <span style="line-height: 1.5625;"><span class="diff-html-changed" id="changed-diff-0" style="background-color: #d6f0ff;">Sending/Receiving Messages to/from the cache</span></span> </h3>
                                                    <h4 id="Cache-MessageHeadersuptoCamel2.7" class="diff-block-context">Message Headers up to Camel 2.7</h4>
                                                    <p class="diff-context-placeholder" style="font-size: 13px">...</p>
                                                    <h4 id="Cache-Example1:Configuringthecache" class="diff-block-context">Example 1: Configuring the cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-4" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>from(&quot;cache://MyApplicationCache&quot; +
          &quot;?maxElementsInMemory=1000&quot; +
          &quot;&amp;memoryStoreEvictionPolicy=&quot; +
              &quot;MemoryStoreEvictionPolicy.LFU&quot; +
          &quot;&amp;overflowToDisk=true&quot; +
          &quot;&amp;eternal=true&quot; +
          &quot;&amp;timeToLiveSeconds=300&quot; +
          &quot;&amp;timeToIdleSeconds=true&quot; +
          &quot;&amp;diskPersistent=true&quot; +
          &quot;&amp;diskExpiryThreadIntervalSeconds=300&quot;)
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example2:Addingkeystothecache" class="diff-block-context">Example 2: Adding keys to the cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-5" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
    public void configure() {
     from(&quot;direct:start&quot;)
     .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_ADD))
     .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;))
     .to(&quot;cache://TestCache1&quot;)
   }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example2:Updatingexistingkeysinacache" class="diff-block-context">Example 2: Updating existing keys in a cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-6" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
    public void configure() {
     from(&quot;direct:start&quot;)
     .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_UPDATE))
     .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;))
     .to(&quot;cache://TestCache1&quot;)
   }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example3:Deletingexistingkeysinacache" class="diff-block-context">Example 3: Deleting existing keys in a cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-7" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
    public void configure() {
     from(&quot;direct:start&quot;)
     .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_DELETE))
     .setHeader(CacheConstants.CACHE_KEY&quot;, constant(&quot;Ralph_Waldo_Emerson&quot;))
     .to(&quot;cache://TestCache1&quot;)
   }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example4:Deletingallexistingkeysinacache" class="diff-block-context">Example 4: Deleting all existing keys in a cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-8" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
    public void configure() {
     from(&quot;direct:start&quot;)
     .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_DELETEALL))
     .to(&quot;cache://TestCache1&quot;);
    }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example5:NotifyinganychangesregisteringinaCachetoProcessorsandotherProducers" class="diff-block-context">Example 5: Notifying any changes registering in a Cache to Processors and other Producers</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-9" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
    public void configure() {
     from(&quot;cache://TestCache1&quot;)
     .process(new Processor() {
        public void process(Exchange exchange)
               throws Exception {
           String operation = (String) exchange.getIn().getHeader(CacheConstants.CACHE_OPERATION);
           String key = (String) exchange.getIn().getHeader(CacheConstants.CACHE_KEY);
           Object body = exchange.getIn().getBody();
           // Do something
        }
     })
   }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example6:UsingProcessorstoselectivelyreplacepayloadwithcachevalues" class="diff-block-context">Example 6: Using Processors to selectively replace payload with cache values</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-10" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>RouteBuilder builder = new RouteBuilder() {
   public void configure() {
     //Message Body Replacer
     from(&quot;cache://TestCache1&quot;)
     .filter(header(CacheConstants.CACHE_KEY).isEqualTo(&quot;greeting&quot;))
     .process(new CacheBasedMessageBodyReplacer(&quot;cache://TestCache1&quot;,&quot;farewell&quot;))
     .to(&quot;direct:next&quot;);

    //Message Token replacer
    from(&quot;cache://TestCache1&quot;)
    .filter(header(CacheConstants.CACHE_KEY).isEqualTo(&quot;quote&quot;))
    .process(new CacheBasedTokenReplacer(&quot;cache://TestCache1&quot;,&quot;novel&quot;,&quot;#novel#&quot;))
    .process(new CacheBasedTokenReplacer(&quot;cache://TestCache1&quot;,&quot;author&quot;,&quot;#author#&quot;))
    .process(new CacheBasedTokenReplacer(&quot;cache://TestCache1&quot;,&quot;number&quot;,&quot;#number#&quot;))
    .to(&quot;direct:next&quot;);

    //Message XPath replacer
    from(&quot;cache://TestCache1&quot;).
    .filter(header(CacheConstants.CACHE_KEY).isEqualTo(&quot;XML_FRAGMENT&quot;))
    .process(new CacheBasedXPathReplacer(&quot;cache://TestCache1&quot;,&quot;book1&quot;,&quot;/books/book1&quot;))
    .process (new CacheBasedXPathReplacer(&quot;cache://TestCache1&quot;,&quot;book2&quot;,&quot;/books/book2&quot;))
    .to(&quot;direct:next&quot;);
   }
};
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <h4 id="Cache-Example7:GettinganentryfromtheCache" class="diff-block-context">Example 7: Getting an entry from the Cache</h4>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-11" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>from(&quot;direct:start&quot;)
    // Prepare headers
    .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_GET))
    .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;)).
    .to(&quot;cache://TestCache1&quot;).
    // Check if entry was not found
    .choice().when(header(CacheConstants.CACHE_ELEMENT_WAS_FOUND).isNull()).
        // If not found, get the payload and put it to cache
        .to(&quot;cxf:bean:someHeavyweightOperation&quot;).
        .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_ADD))
        .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;))
        .to(&quot;cache://TestCache1&quot;)
    .end()
    .to(&quot;direct:nextPhase&quot;);
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <p class="diff-context-placeholder" style="font-size: 13px">...</p>
                                                    <p class="diff-block-context" style="font-size: 13px">Note: The CHECK command tests existence of an entry in the cache but doesn't place a message in the body.</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-12" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>from(&quot;direct:start&quot;)
    // Prepare headers
    .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_CHECK))
    .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;)).
    .to(&quot;cache://TestCache1&quot;).
    // Check if entry was not found
    .choice().when(header(CacheConstants.CACHE_ELEMENT_WAS_FOUND).isNull()).
        // If not found, get the payload and put it to cache
        .to(&quot;cxf:bean:someHeavyweightOperation&quot;).
        .setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_ADD))
        .setHeader(CacheConstants.CACHE_KEY, constant(&quot;Ralph_Waldo_Emerson&quot;))
        .to(&quot;cache://TestCache1&quot;)
    .end();
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <p class="diff-context-placeholder" style="font-size: 13px">...</p>
                                                    <p class="diff-block-context" style="font-size: 13px">Here's a snippet on how to expose them via JMX in a Spring application context:</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-properties" style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;padding: 0; border: 1px solid #dddddd;; font-size: 13px">
                                                                    <table>
                                                                        <tbody>
                                                                            <tr>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px"></td>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px">xml</td>
                                                                            </tr>
                                                                        </tbody>
                                                                    </table> </td>
                                                            </tr>
                                                        </tbody>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-13" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>&lt;bean id=&quot;ehCacheManagementService&quot; class=&quot;net.sf.ehcache.management.ManagementService&quot; init-method=&quot;init&quot; lazy-init=&quot;false&quot;&gt;
  &lt;constructor-arg&gt;
    &lt;bean class=&quot;net.sf.ehcache.CacheManager&quot; factory-method=&quot;getInstance&quot;/&gt;
  &lt;/constructor-arg&gt;
  &lt;constructor-arg&gt;
    &lt;bean class=&quot;org.springframework.jmx.support.JmxUtils&quot; factory-method=&quot;locateMBeanServer&quot;/&gt;
  &lt;/constructor-arg&gt;
  &lt;constructor-arg value=&quot;true&quot;/&gt;
  &lt;constructor-arg value=&quot;true&quot;/&gt;
  &lt;constructor-arg value=&quot;true&quot;/&gt;
  &lt;constructor-arg value=&quot;true&quot;/&gt;
&lt;/bean&gt;
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <p class="diff-block-context" style="font-size: 13px">Of course you can do the same thing in straight Java:</p>
                                                    <table class="diff-macro diff-block-target" style="background-color: #f0f0f0;border: 1px solid #dddddd;margin: 10px 1px;padding: 0 2px 2px;width: 100%;">
                                                        <thead>
                                                            <tr>
                                                                <th class="diff-macro-title" style="background-color: transparent; text-align: left; font-weight: normal;padding: 5px;; font-size: 13px"><span class="icon macro-placeholder-icon" style="background-color: ;line-height: 20px;"><img src="https://cwiki.apache.org/confluence/s/en_GB-1988229788/4109/76e0dbb30bc8580e459c201f3535d84f9283a9ac.1/_/plugins/servlet/confluence/placeholder/macro-icon?name=code" style="padding-right: 5px; vertical-align: text-bottom;" /> </span>Code Block</th>
                                                            </tr>
                                                        </thead>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-properties" style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;padding: 0; border: 1px solid #dddddd;; font-size: 13px">
                                                                    <table>
                                                                        <tbody>
                                                                            <tr>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px"></td>
                                                                                <td style="background-color: #fafafa; padding: 0 0 0 5px; font-size: 12px; text-align: left;; font-size: 13px">java</td>
                                                                            </tr>
                                                                        </tbody>
                                                                    </table> </td>
                                                            </tr>
                                                        </tbody>
                                                        <tbody>
                                                            <tr>
                                                                <td class="diff-macro-body" style="background-color: #fff;border: 1px solid #dddddd;padding: 10px;; font-size: 13px"> <pre style="font-size: 13px">
<span class="diff-html-removed" id="removed-diff-14" style="font-size: 100%; background-color: #ffe7e7; text-decoration: line-through;">
</span>ManagementService.registerMBeans(CacheManager.getInstance(), mbeanServer, true, true, true, true);
</pre> </td>
                                                            </tr>
                                                        </tbody>
                                                    </table>
                                                    <p class="diff-context-placeholder" style="font-size: 13px">...</p>
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