Author: buildbot
Date: Thu Aug 8 10:20:50 2013
New Revision: 873440
Log:
Production update by buildbot for camel
Added:
websites/production/camel/content/rcode.html
Modified:
websites/production/camel/content/cache/main.pageCache
Modified: websites/production/camel/content/cache/main.pageCache
==============================================================================
Binary files - no diff available.
Added: websites/production/camel/content/rcode.html
==============================================================================
--- websites/production/camel/content/rcode.html (added)
+++ websites/production/camel/content/rcode.html Thu Aug 8 10:20:50 2013
@@ -0,0 +1,241 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd";>
+<!--
+
+ Licensed to the Apache Software Foundation (ASF) under one or more
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+ Unless required by applicable law or agreed to in writing, software
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+<html>
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+ .maincontent { overflow:hidden; }
+ </style>
+ <!--[if IE]>
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+ .maincontent { width:100%; }
+ </style>
+ <![endif]-->
+
+
+ <link
href='http://camel.apache.org/styles/highlighter/styles/shCoreCamel.css'
rel='stylesheet' type='text/css' />
+ <link
href='http://camel.apache.org/styles/highlighter/styles/shThemeCamel.css'
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+ <script src='http://camel.apache.org/styles/highlighter/scripts/shCore.js'
type='text/javascript'></script>
+ <script
src='http://camel.apache.org/styles/highlighter/scripts/shBrushJava.js'
type='text/javascript'></script>
+
+ <script type="text/javascript">
+ SyntaxHighlighter.defaults['toolbar'] = false;
+ SyntaxHighlighter.all();
+ </script>
+
+ <title>
+ Apache Camel: rcode
+ </title>
+</head>
+<body>
+<div class="white_box">
+<div class="header">
+ <div class="header_l">
+ <div class="header_r">
+ </div>
+ </div>
+</div>
+<div class="content">
+ <div class="content_l">
+ <div class="content_r">
+ <div>
+ <!-- Banner -->
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+ <div id="activemq_logo" style="height:108px; background:transparent
url(banner.data/apache-camel-7.png) no-repeat scroll left top;">
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width:310px;display:block;text-indent:-5000px;text-decoration:none;line-height:140px;
margin-top:20px; margin-left:18px;" href="http://camel.apache.org/";>Camel</a>
+ <a shape="rect" style="float:right;
width:180px;display:block;text-indent:-5000px;text-decoration:none;line-height:80px;
margin-top:45px; margin-right:10px;" href="http://www.apache.org";>Apache</a>
+ </div>
+ </div></div>
+ <!-- Banner -->
+ <div class="top_red_bar">
+ <div id="site-breadcrumbs">
+ <!-- Breadcrumbs -->
+<a href="index.html">Apache Camel</a> > <a
href="site.html">Site</a> > <a
href="includes.html">Includes</a> > <a
href="component-list-external.html">Component List
External</a> > <a href="rcode.html">rcode</a>
+ </div>
+ <!-- Quicklinks -->
+<div id="site-quicklinks"><p><a shape="rect" href="download.html"
title="Download">Download</a> | <a shape="rect" href="javadoc.html"
title="JavaDoc">JavaDoc</a> | <a shape="rect" href="source.html"
title="Source">Source</a> | <a shape="rect" href="discussion-forums.html"
title="Discussion Forums">Forums</a> | <a shape="rect" href="support.html"
title="Support">Support</a></p></div>
+ <!-- Quicklinks -->
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+
+ <table border="0">
+ <tbody>
+ <tr>
+ <td valign="top" width="100%">
+<div class="wiki-content maincontent"><h2><a shape="rect"
name="rcode-rcode"></a>rcode</h2>
+
+<p>The rcode component supports the integration of the statistics environment
<a shape="rect" class="external-link" href="http://www.r-project.org/";
rel="nofollow">R</a> via <a shape="rect" class="external-link"
href="http://www.rforge.net/Rserve/"; rel="nofollow">Rserve</a></p>
+
+<h3><a shape="rect" name="rcode-Dependency"></a>Dependency</h3>
+<div class="code panel" style="border-width: 1px;"><div class="codeContent
panelContent">
+<script class="theme: Default; brush: java; gutter: false"
type="syntaxhighlighter"><![CDATA[
+<dependency>
+ <groupId>org.apache-extras.camel-extra</groupId>
+ <artifactId>camel-rcode</artifactId>
+ <version>2.12-SNAPSHOT</version>
+</dependency>
+]]></script>
+</div></div>
+
+<h3><a shape="rect" name="rcode-URIformat"></a>URI format</h3>
+<div class="code panel" style="border-width: 1px;"><div class="codeContent
panelContent">
+<script class="theme: Default; brush: java; gutter: false"
type="syntaxhighlighter"><![CDATA[
+rcode://host[:port]/operationId[?options]
+]]></script>
+</div></div>
+
+<p>There are several operations available to integrate Java with R. The
current component has implemented the following subset of operations:</p>
+
+<div class="table-wrap">
+<table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"> operationId </th><th colspan="1" rowspan="1"
class="confluenceTh"> Description </th></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> ASSIGN_CONTENT </td><td colspan="1" rowspan="1"
class="confluenceTd"> Assigns a string value to a symbol in R. The symbol is
created if it does not already exist. An exchange object passed to an endpoint
configured with the assign_content operation must contain an objet of type
<em>Entry<String,String></em> where the first String denotes the symbol
name and the second contains the value. </td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"> ASSIGN_EXPRESSION </td><td colspan="1"
rowspan="1" class="confluenceTd"> Assigns a content of a R Expression
(<em>REXP</em>) to a symbol in R. The assignment of the symbol takes place when
passing an object of type <em>Entry<String,REXP></em> via the message
exchange. </td></tr><tr><td colspan=
"1" rowspan="1" class="confluenceTd"> EVAL </td><td colspan="1" rowspan="1"
class="confluenceTd"> Evaluates a given R command and retrieves the result. The
R command is transported as <em>String</em> object via the exchange.
</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"> PARSE_AND_EVAL
</td><td colspan="1" rowspan="1" class="confluenceTd"> Parses and evaluates a
given R command and retrieves the result. The R command is transported as
String object via the exchange. </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> VOID_EVAL </td><td colspan="1" rowspan="1"
class="confluenceTd"> Evaluates a given R command, but does not fetch the
result. The R command is passed as <em>String</em> object within the exchange.
This operation is useful for assignments or for plots having a defined file as
output. </td></tr></tbody></table>
+</div>
+
+
+<p>The following example should clarify the component's interaction style:</p>
+
+<p>Configuring an endpoint that evaluates a given R command.</p>
+<div class="code panel" style="border-width: 1px;"><div class="codeContent
panelContent">
+<script class="theme: Default; brush: java; gutter: false"
type="syntaxhighlighter"><![CDATA[
+from("direct:rcode")
+
.to("rcode:localhost:6311/eval?user=test&password=test123&bufferSize=4194304")
+ .to("mock:test");
+]]></script>
+</div></div>
+
+<p>Sending an R command to the endpoint. For a full list of possible command,
please refer to the <a shape="rect" class="external-link"
href="http://cran.r-project.org/doc/manuals/r-release/R-lang.html";
rel="nofollow">R Language Definition</a></p>
+<div class="code panel" style="border-width: 1px;"><div class="codeContent
panelContent">
+<script class="theme: Default; brush: java; gutter: false"
type="syntaxhighlighter"><![CDATA[
+ProducerTemplate template;
+template.sendBody("direct:rcode", "c <- sqrt(2^2 + 2^2);");
+]]></script>
+</div></div>
+
+<h3><a shape="rect" name="rcode-Options"></a>Options</h3>
+<div class="table-wrap">
+<table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"> Name </th><th colspan="1" rowspan="1"
class="confluenceTh"> Type </th><th colspan="1" rowspan="1"
class="confluenceTh"> Default </th><th colspan="1" rowspan="1"
class="confluenceTh"> Description </th></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> user </td><td colspan="1" rowspan="1"
class="confluenceTd"> String </td><td colspan="1" rowspan="1"
class="confluenceTd"> null </td><td colspan="1" rowspan="1"
class="confluenceTd"> Configures the username to authenticate secured Rserve
instances </td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">
password </td><td colspan="1" rowspan="1" class="confluenceTd"> String </td><td
colspan="1" rowspan="1" class="confluenceTd"> null </td><td colspan="1"
rowspan="1" class="confluenceTd"> Adds the password to the endpoint to access a
secured R environment </td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"> bufferSize </td><
td colspan="1" rowspan="1" class="confluenceTd"> long </td><td colspan="1"
rowspan="1" class="confluenceTd"> 2097152 </td><td colspan="1" rowspan="1"
class="confluenceTd"> Defines the buffer size for the transport between Rserve
and the rcode component. The lowest possible value is 32KB, the highest value
is at 1GB. Both values are bound to the available RAM.
</td></tr></tbody></table>
+</div>
+
+
+<h3><a shape="rect" name="rcode-SeeAlso"></a>See Also</h3>
+<ul><li><a shape="rect" href="configuring-camel.html" title="Configuring
Camel">Configuring Camel</a></li><li><a shape="rect" href="component.html"
title="Component">Component</a></li><li><a shape="rect" href="endpoint.html"
title="Endpoint">Endpoint</a></li><li><a shape="rect"
href="getting-started.html" title="Getting Started">Getting
Started</a></li></ul>
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