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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.storm.security.auth.kerberos</a></div>
<h1 title="Class AutoTGT" class="title">Class AutoTGT</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.storm.security.auth.kerberos.AutoTGT</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../../../metric/api/IMetricsRegistrant.html" title="interface in org.apache.storm.metric.api">IMetricsRegistrant</a></code>, <code><a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a></code>, <code><a href="../ICredentialsRenewer.html" title="interface in org.apache.storm.security.auth">ICredentialsRenewer</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">AutoTGT</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
implements <a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a>, <a href="../ICredentialsRenewer.html" title="interface in org.apache.storm.security.auth">ICredentialsRenewer</a>, <a href="../../../metric/api/IMetricsRegistrant.html" title="interface in org.apache.storm.metric.api">IMetricsRegistrant</a></span></div>
<div class="block">Automatically take a user's TGT, and push it, and renew it in Nimbus.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>protected static final <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#kerbTicket" class="member-name-link">kerbTicket</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table two-column-summary">
<div class="table-header col-first">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">AutoTGT</a>()</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#clearCredentials(javax.security.auth.Subject,javax.security.auth.kerberos.KerberosTicket)" class="member-name-link">clearCredentials</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&nbsp;tgt)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getTGT(java.util.Map)" class="member-name-link">getTGT</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#main(java.lang.String%5B%5D)" class="member-name-link">main</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;args)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#populateCredentials(java.util.Map)" class="member-name-link">populateCredentials</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Called to populate the credentials on the client side.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#populateSubject(javax.security.auth.Subject,java.util.Map)" class="member-name-link">populateSubject</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Called to initially populate the subject on the worker side with credentials passed in.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#prepare(java.util.Map)" class="member-name-link">prepare</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;conf)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Called when initializing the service.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#registerMetrics(org.apache.storm.task.TopologyContext,java.util.Map)" class="member-name-link">registerMetrics</a><wbr>(<a href="../../../task/TopologyContext.html" title="class in org.apache.storm.task">TopologyContext</a>&nbsp;topoContext,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;topoConf)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#renew(java.util.Map,java.util.Map,java.lang.String)" class="member-name-link">renew</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;topologyConf,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;topologyOwnerPrincipal)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Renew any credentials that need to be renewed.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#saveTGT(javax.security.auth.kerberos.KerberosTicket,java.util.Map)" class="member-name-link">saveTGT</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&nbsp;tgt,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#updateSubject(javax.security.auth.Subject,java.util.Map)" class="member-name-link">updateSubject</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Called to update the subject on the worker side when new credentials are recieved.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="kerbTicket">
<h3>kerbTicket</h3>
<div class="member-signature"><span class="modifiers">protected static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&gt;</span>&nbsp;<span class="element-name">kerbTicket</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;()">
<h3>AutoTGT</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name">AutoTGT</span>()</div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="getTGT(java.util.Map)">
<h3>getTGT</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a></span>&nbsp;<span class="element-name">getTGT</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</span></div>
</section>
</li>
<li>
<section class="detail" id="saveTGT(javax.security.auth.kerberos.KerberosTicket,java.util.Map)">
<h3>saveTGT</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">saveTGT</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&nbsp;tgt,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</span></div>
</section>
</li>
<li>
<section class="detail" id="clearCredentials(javax.security.auth.Subject,javax.security.auth.kerberos.KerberosTicket)">
<h3>clearCredentials</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">clearCredentials</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.security.jgss/javax/security/auth/kerberos/KerberosTicket.html" title="class or interface in javax.security.auth.kerberos" class="external-link">KerberosTicket</a>&nbsp;tgt)</span></div>
</section>
</li>
<li>
<section class="detail" id="main(java.lang.String[])">
<h3>main</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">main</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;args)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="prepare(java.util.Map)">
<h3>prepare</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">prepare</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;conf)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../ICredentialsRenewer.html#prepare(java.util.Map)">ICredentialsRenewer</a></code></span></div>
<div class="block">Called when initializing the service.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../IAutoCredentials.html#prepare(java.util.Map)">prepare</a></code>&nbsp;in interface&nbsp;<code><a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a></code></dd>
<dt>Specified by:</dt>
<dd><code><a href="../ICredentialsRenewer.html#prepare(java.util.Map)">prepare</a></code>&nbsp;in interface&nbsp;<code><a href="../ICredentialsRenewer.html" title="interface in org.apache.storm.security.auth">ICredentialsRenewer</a></code></dd>
<dt>Parameters:</dt>
<dd><code>conf</code> - the storm cluster configuration.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="populateCredentials(java.util.Map)">
<h3>populateCredentials</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">populateCredentials</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../IAutoCredentials.html#populateCredentials(java.util.Map)">IAutoCredentials</a></code></span></div>
<div class="block">Called to populate the credentials on the client side.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../IAutoCredentials.html#populateCredentials(java.util.Map)">populateCredentials</a></code>&nbsp;in interface&nbsp;<code><a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a></code></dd>
<dt>Parameters:</dt>
<dd><code>credentials</code> - the credentials to be populated.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="updateSubject(javax.security.auth.Subject,java.util.Map)">
<h3>updateSubject</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">updateSubject</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../IAutoCredentials.html#updateSubject(javax.security.auth.Subject,java.util.Map)">IAutoCredentials</a></code></span></div>
<div class="block">Called to update the subject on the worker side when new credentials are recieved. This means that populateSubject has already been
called on this subject.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../IAutoCredentials.html#updateSubject(javax.security.auth.Subject,java.util.Map)">updateSubject</a></code>&nbsp;in interface&nbsp;<code><a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a></code></dd>
<dt>Parameters:</dt>
<dd><code>subject</code> - the subject to optionally put credentials in.</dd>
<dd><code>credentials</code> - the credentials to be used.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="populateSubject(javax.security.auth.Subject,java.util.Map)">
<h3>populateSubject</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">populateSubject</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/javax/security/auth/Subject.html" title="class or interface in javax.security.auth" class="external-link">Subject</a>&nbsp;subject,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../IAutoCredentials.html#populateSubject(javax.security.auth.Subject,java.util.Map)">IAutoCredentials</a></code></span></div>
<div class="block">Called to initially populate the subject on the worker side with credentials passed in.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../IAutoCredentials.html#populateSubject(javax.security.auth.Subject,java.util.Map)">populateSubject</a></code>&nbsp;in interface&nbsp;<code><a href="../IAutoCredentials.html" title="interface in org.apache.storm.security.auth">IAutoCredentials</a></code></dd>
<dt>Parameters:</dt>
<dd><code>subject</code> - the subject to optionally put credentials in.</dd>
<dd><code>credentials</code> - the credentials to be used.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="renew(java.util.Map,java.util.Map,java.lang.String)">
<h3>renew</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">renew</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;credentials,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;topologyConf,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;topologyOwnerPrincipal)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../ICredentialsRenewer.html#renew(java.util.Map,java.util.Map,java.lang.String)">ICredentialsRenewer</a></code></span></div>
<div class="block">Renew any credentials that need to be renewed. (Update the credentials if needed)</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../ICredentialsRenewer.html#renew(java.util.Map,java.util.Map,java.lang.String)">renew</a></code>&nbsp;in interface&nbsp;<code><a href="../ICredentialsRenewer.html" title="interface in org.apache.storm.security.auth">ICredentialsRenewer</a></code></dd>
<dt>Parameters:</dt>
<dd><code>credentials</code> - the credentials that may have something to renew.</dd>
<dd><code>topologyConf</code> - topology configuration.</dd>
<dd><code>topologyOwnerPrincipal</code> - the full principal name of the owner of the topology</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="registerMetrics(org.apache.storm.task.TopologyContext,java.util.Map)">
<h3>registerMetrics</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">registerMetrics</span><wbr><span class="parameters">(<a href="../../../task/TopologyContext.html" title="class in org.apache.storm.task">TopologyContext</a>&nbsp;topoContext,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&gt;&nbsp;topoConf)</span></div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../../../metric/api/IMetricsRegistrant.html#registerMetrics(org.apache.storm.task.TopologyContext,java.util.Map)">registerMetrics</a></code>&nbsp;in interface&nbsp;<code><a href="../../../metric/api/IMetricsRegistrant.html" title="interface in org.apache.storm.metric.api">IMetricsRegistrant</a></code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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