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 | <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.kafka.common.errors</a></div> | 
 | <h1 title="Class AuthenticationException" class="title">Class AuthenticationException</h1> | 
 | </div> | 
 | <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a> | 
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 | <div class="inheritance"><a href="../KafkaException.html" title="class in org.apache.kafka.common">org.apache.kafka.common.KafkaException</a> | 
 | <div class="inheritance"><a href="ApiException.html" title="class in org.apache.kafka.common.errors">org.apache.kafka.common.errors.ApiException</a> | 
 | <div class="inheritance">org.apache.kafka.common.errors.AuthenticationException</div> | 
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 | <section class="description"> | 
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 | <dt>All Implemented Interfaces:</dt> | 
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 | </dl> | 
 | <dl class="notes"> | 
 | <dt>Direct Known Subclasses:</dt> | 
 | <dd><code><a href="IllegalSaslStateException.html" title="class in org.apache.kafka.common.errors">IllegalSaslStateException</a></code>, <code><a href="SaslAuthenticationException.html" title="class in org.apache.kafka.common.errors">SaslAuthenticationException</a></code>, <code><a href="SslAuthenticationException.html" title="class in org.apache.kafka.common.errors">SslAuthenticationException</a></code>, <code><a href="UnsupportedSaslMechanismException.html" title="class in org.apache.kafka.common.errors">UnsupportedSaslMechanismException</a></code></dd> | 
 | </dl> | 
 | <hr> | 
 | <pre>public class <span class="type-name-label">AuthenticationException</span> | 
 | extends <a href="ApiException.html" title="class in org.apache.kafka.common.errors">ApiException</a></pre> | 
 | <div class="block">This exception indicates that SASL authentication has failed. | 
 |  On authentication failure, clients abort the operation requested and raise one | 
 |  of the subclasses of this exception: | 
 |  <ul> | 
 |    </li><a href="SaslAuthenticationException.html" title="class in org.apache.kafka.common.errors"><code>SaslAuthenticationException</code></a> if SASL handshake fails with invalid credentials | 
 |    or any other failure specific to the SASL mechanism used for authentication</li> | 
 |    <li><a href="UnsupportedSaslMechanismException.html" title="class in org.apache.kafka.common.errors"><code>UnsupportedSaslMechanismException</code></a> if the SASL mechanism requested by the client | 
 |    is not supported on the broker.</li> | 
 |    <li><a href="IllegalSaslStateException.html" title="class in org.apache.kafka.common.errors"><code>IllegalSaslStateException</code></a> if an unexpected request is received on during SASL | 
 |    handshake. This could be due to misconfigured security protocol.</li> | 
 |    <li><a href="SslAuthenticationException.html" title="class in org.apache.kafka.common.errors"><code>SslAuthenticationException</code></a> if SSL handshake failed due to any <a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/javax/net/ssl/SSLException.html" title="class or interface in javax.net.ssl" class="external-link"><code>SSLException</code></a>. | 
 |  </ul></div> | 
 | <dl class="notes"> | 
 | <dt>See Also:</dt> | 
 | <dd><a href="../../../../../serialized-form.html#org.apache.kafka.common.errors.AuthenticationException">Serialized Form</a></dd> | 
 | </dl> | 
 | </section> | 
 | <section class="summary"> | 
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 | <caption><span>Constructors</span></caption> | 
 | <thead> | 
 | <tr> | 
 | <th class="col-first" scope="col">Constructor</th> | 
 | <th class="col-last" scope="col">Description</th> | 
 | </tr> | 
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 | <tbody> | 
 | <tr class="alt-color"> | 
 | <th class="col-constructor-name" scope="row"><code><span class="member-name-link"><a href="#%3Cinit%3E(java.lang.String)">AuthenticationException</a></span>​(<a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> message)</code></th> | 
 | <td class="col-last"> </td> | 
 | </tr> | 
 | <tr class="row-color"> | 
 | <th class="col-constructor-name" scope="row"><code><span class="member-name-link"><a href="#%3Cinit%3E(java.lang.String,java.lang.Throwable)">AuthenticationException</a></span>​(<a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> message, | 
 | <a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a> cause)</code></th> | 
 | <td class="col-last"> </td> | 
 | </tr> | 
 | <tr class="alt-color"> | 
 | <th class="col-constructor-name" scope="row"><code><span class="member-name-link"><a href="#%3Cinit%3E(java.lang.Throwable)">AuthenticationException</a></span>​(<a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a> cause)</code></th> | 
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 | <h2>Method Summary</h2> | 
 | <div class="inherited-list"> | 
 | <h3 id="methods.inherited.from.class.org.apache.kafka.common.errors.ApiException">Methods inherited from class org.apache.kafka.common.errors.<a href="ApiException.html" title="class in org.apache.kafka.common.errors">ApiException</a></h3> | 
 | <code><a href="ApiException.html#fillInStackTrace()">fillInStackTrace</a></code></div> | 
 | <div class="inherited-list"> | 
 | <h3 id="methods.inherited.from.class.java.lang.Throwable">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a></h3> | 
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 | <li> | 
 | <section class="detail" id="<init>(java.lang.String)"> | 
 | <h3>AuthenticationException</h3> | 
 | <div class="member-signature"><span class="modifiers">public</span> <span class="member-name">AuthenticationException</span>​(<span class="parameters"><a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> message)</span></div> | 
 | </section> | 
 | </li> | 
 | <li> | 
 | <section class="detail" id="<init>(java.lang.Throwable)"> | 
 | <h3>AuthenticationException</h3> | 
 | <div class="member-signature"><span class="modifiers">public</span> <span class="member-name">AuthenticationException</span>​(<span class="parameters"><a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a> cause)</span></div> | 
 | </section> | 
 | </li> | 
 | <li> | 
 | <section class="detail" id="<init>(java.lang.String,java.lang.Throwable)"> | 
 | <h3>AuthenticationException</h3> | 
 | <div class="member-signature"><span class="modifiers">public</span> <span class="member-name">AuthenticationException</span>​(<span class="parameters"><a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> message, | 
 | <a href="https://docs.oracle.com/en/java/javase/15/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a> cause)</span></div> | 
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