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href="#clojure.contrib.jmx/*connection*">*connection*</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/as-object-name">as-object-name</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/attribute-info">attribute-info</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/attribute-names">attribute-names</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/build-attribute-info">build-attribute-info</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/guess-attribute-typename">guess-attribute-typename</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/jmx->clj">jmx->clj</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/jmx-url">jmx-url</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/map->attribute-infos">map->attribute-infos</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/maybe-atomize">maybe-atomize</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/maybe-keywordize">maybe-keywordize</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/mbean">mbean</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/mbean-names">mbean-names</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/op-param-types">op-param-types</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/operation">operation</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/operation-names">operation-names</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/operations">operations</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/raw-read">raw-read</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/read">read</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/read-supported">read-supported</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/readable?">readable?</a> + </div><div style="margin-left: 1em;" class="toc-entry"> + <a href="#clojure.contrib.jmx/with-connection">with-connection</a> + </div> + <br /> + </div> +</div> +</div> + <div id="content-tag"><h1 id="overview">API for <span id="namespace-name">jmx</span> + - <span id="header-project">clojure-contrib</span> <span id="header-version">next</span> (<span id="header-status">in development</span>) + </h1> +<span id="author-line">by <span id="author-name">Stuart Halloway</span><br /></span> +<br />Usage: +<pre> +(ns your-namespace + (:require <span id="long-name">clojure.contrib.jmx</span>)) +</pre><pre> +</pre><h2>Overview</h2> +<pre id="namespace-docstr">JMX support for Clojure + +Requires post-Clojure 1.0 git edge for clojure.test, clojure.backtrace. +This is prerelease. +This API will change. +Send reports to stu@thinkrelevance.com. + +Usage + (require '[clojure.contrib.jmx :as jmx]) + +What beans do I have? + + (jmx/mbean-names "*:*") + -> #<HashSet [java.lang:type=MemoryPool,name=CMS Old Gen, + java.lang:type=Memory, ...] + +What attributes does a bean have? + + (jmx/attribute-names "java.lang:type=Memory") + -> (:Verbose :ObjectPendingFinalizationCount + :HeapMemoryUsage :NonHeapMemoryUsage) + +What is the value of an attribute? + + (jmx/read "java.lang:type=Memory" :ObjectPendingFinalizationCount) + -> 0 + +Can't I just have *all* the attributes in a Clojure map? + + (jmx/mbean "java.lang:type=Memory") + -> {:NonHeapMemoryUsage + {:used 16674024, :max 138412032, :init 24317952, :committed 24317952}, + :HeapMemoryUsage + {:used 18619064, :max 85393408, :init 0, :committed 83230720}, + :ObjectPendingFinalizationCount 0, + :Verbose false} + +Can I find and invoke an operation? + + (jmx/operation-names "java.lang:type=Memory") + -> (:gc) + (jmx/invoke "java.lang:type=Memory" :gc) + -> nil + +What about some other process? Just run *any* of the above code +inside a with-connection: + + (jmx/with-connection {:host "localhost", :port 3000} + (jmx/mbean "java.lang:type=Memory")) + -> {:ObjectPendingFinalizationCount 0, + :HeapMemoryUsage ... etc.} + +Can I serve my own beans? Sure, just drop a Clojure ref +into an instance of clojure.contrib.jmx.Bean, and the bean +will expose read-only attributes for every key/value pair +in the ref: + + (jmx/register-mbean + (Bean. + (ref {:string-attribute "a-string"})) + "my.namespace:name=Value")</pre> + + +<br /> +<h2>Public Variables and Functions</h2> +<div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/*connection*">*connection*</h2> + <span id="var-type">var</span><br /> + <pre id="var-usage"></pre> + <pre id="var-docstr">The connection to be used for JMX ops. Defaults to the local process.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/7188a51605136f36524e4091fe806859114d6056/src/main/clojure/clojure/contrib/jmx.clj#L83" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/as-object-name">as-object-name</h2> + <span id="var-type">multimethod</span><br /> + <pre id="var-usage">Usage: (as-object-name string-or-name) +</pre> + <pre id="var-docstr">Interpret an object as a JMX ObjectName.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L26" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/attribute-info">attribute-info</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (attribute-info object-name attr-name) +</pre> + <pre id="var-docstr">Get the MBeanAttributeInfo for an attribute.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L60" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/attribute-names">attribute-names</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (attribute-names n) +</pre> + <pre id="var-docstr">All attribute names available on an MBean.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/7188a51605136f36524e4091fe806859114d6056/src/main/clojure/clojure/contrib/jmx.clj#L95" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/build-attribute-info">build-attribute-info</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (build-attribute-info attr-name attr-value) + (build-attribute-info name type desc readable? writable? is?) +</pre> + <pre id="var-docstr">Construct an MBeanAttributeInfo. Normally called with a key/value pair from a Clojure map.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L91" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/guess-attribute-typename">guess-attribute-typename</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (guess-attribute-typename value) +</pre> + <pre id="var-docstr">Guess the attribute typename for MBeanAttributeInfo based on the attribute value.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L85" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/jmx->clj">jmx->clj</h2> + <span id="var-type">multimethod</span><br /> + <pre id="var-usage">No usage documentation available</pre> + <pre id="var-docstr">Coerce JMX data structures into Clojure data. +Handles CompositeData, TabularData, maps, and atoms.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L64" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/jmx-url">jmx-url</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (jmx-url) + (jmx-url overrides) +</pre> + <pre id="var-docstr">Build a JMX URL from options.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L19" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/map->attribute-infos">map->attribute-infos</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (map->attribute-infos attr-map) +</pre> + <pre id="var-docstr">Construct an MBeanAttributeInfo[] from a Clojure associative.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L100" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/maybe-atomize">maybe-atomize</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (maybe-atomize k) +</pre> + <pre id="var-docstr">Convert a list of length 1 into its contents, leaving other things alone. +Used to simplify keys in the tabular data API.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L44" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/maybe-keywordize">maybe-keywordize</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (maybe-keywordize s) +</pre> + <pre id="var-docstr">Convert a string key to a keyword, leaving other types alone. Used to +simplify keys in the tabular data API.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/6cfd3b286680fd59021382fdc516be6be82a8834/src/main/clojure/clojure/contrib/jmx/data.clj#L38" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/mbean">mbean</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (mbean n) +</pre> + <pre id="var-docstr">Like clojure.core/bean, but for JMX beans. Returns a read-only map of +a JMX bean's attributes. If an attribute it not supported, value is +set to the exception thrown.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/7188a51605136f36524e4091fe806859114d6056/src/main/clojure/clojure/contrib/jmx.clj#L114" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/mbean-names">mbean-names</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (mbean-names n) +</pre> + <pre id="var-docstr">Finds all MBeans matching a name on the current *connection*.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/7188a51605136f36524e4091fe806859114d6056/src/main/clojure/clojure/contrib/jmx.clj#L90" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/op-param-types">op-param-types</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (op-param-types n op) +</pre> + <pre id="var-docstr">The parameter types (as class name strings) for operation op on n. +Used for invoke.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L81" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/operation">operation</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (operation n op) +</pre> + <pre id="var-docstr">The MBeanOperationInfo for operation op on mbean n. Used by invoke.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L76" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/operation-names">operation-names</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (operation-names n) +</pre> + <pre id="var-docstr">All operation names available on an MBean.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/7188a51605136f36524e4091fe806859114d6056/src/main/clojure/clojure/contrib/jmx.clj#L101" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/operations">operations</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (operations n) +</pre> + <pre id="var-docstr">All oeprations available on an MBean.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L71" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/raw-read">raw-read</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (raw-read n attr) +</pre> + <pre id="var-docstr">Read an mbean property. Returns low-level Java object model for +composites, tabulars, etc. Most callers should use read.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L33" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/read">read</h2> + <span id="var-type">var</span><br /> + <pre id="var-usage"></pre> + <pre id="var-docstr">Read an mbean property.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L39" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/read-supported">read-supported</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (read-supported n attr) +</pre> + <pre id="var-docstr">Calls read to read an mbean property, *returning* unsupported +operation exceptions instead of throwing them. Used to keep mbean +from blowing up. Note: There is no good exception that aggregates +unsupported operations, hence the overly-general catch block.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L43" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/readable?">readable?</h2> + <span id="var-type">function</span><br /> + <pre id="var-usage">Usage: (readable? n attr) +</pre> + <pre id="var-docstr">Is attribute readable?</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L66" id="var-source">Source</a> +</div><div id="var-entry"> + <br /> + <hr /> + <h2 id="clojure.contrib.jmx/with-connection">with-connection</h2> + <span id="var-type">macro</span><br /> + <pre id="var-usage">Usage: (with-connection opts & body) +</pre> + <pre id="var-docstr">Execute body with JMX connection specified by opts. opts can also +include an optional :environment key which is passed as the +environment arg to JMXConnectorFactory/connect.</pre> + + + <a href="http://github.com/richhickey/clojure-contrib/blob/d157d6487e8c04979850b8d572cb0341613d97c1/src/main/clojure/clojure/contrib/jmx/client.clj#L17" id="var-source">Source</a> +</div> + + +</div> + </div> + </div> + </div> + </div> + <div id="foot"> + <div style="text-align: center;" id="copyright">Copyright 2007-2009 by Rich Hickey and the various contributors</div> + </div> + </div> + <div id="DesignedBy">Logo & site design by <a title="Visit Tom Hickey's website." href="http://www.tomhickey.com">Tom Hickey</a>.<br /> + Clojure auto-documentation system by Tom Faulhaber.</div> + </div> + <!-- /AllContentContainer --> + </body> + +</html>
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