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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.kafka.streams.errors</a></div> |
| <h1 title="Interface DeserializationExceptionHandler" class="title">Interface DeserializationExceptionHandler</h1> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Superinterfaces:</dt> |
| <dd><code><a href="../../common/Configurable.html" title="interface in org.apache.kafka.common">Configurable</a></code></dd> |
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| <dl class="notes"> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="LogAndContinueExceptionHandler.html" title="class in org.apache.kafka.streams.errors">LogAndContinueExceptionHandler</a></code>, <code><a href="LogAndFailExceptionHandler.html" title="class in org.apache.kafka.streams.errors">LogAndFailExceptionHandler</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">DeserializationExceptionHandler</span><span class="extends-implements"> |
| extends <a href="../../common/Configurable.html" title="interface in org.apache.kafka.common">Configurable</a></span></div> |
| <div class="block">Interface that specifies how an exception from source node deserialization |
| (e.g., reading from Kafka) should be handled.</div> |
| </section> |
| <section class="summary"> |
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| <div class="table-header col-first">Modifier and Type</div> |
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| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>static enum </code></div> |
| <div class="col-second even-row-color"><code><a href="DeserializationExceptionHandler.DeserializationHandlerResponse.html" class="type-name-link" title="enum class in org.apache.kafka.streams.errors">DeserializationExceptionHandler.DeserializationHandlerResponse</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Enumeration that describes the response from the exception handler.</div> |
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| <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-tab2 method-summary-table-tab3"><code><a href="DeserializationExceptionHandler.DeserializationHandlerResponse.html" title="enum class in org.apache.kafka.streams.errors">DeserializationExceptionHandler.DeserializationHandlerResponse</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#handle(org.apache.kafka.streams.processor.ProcessorContext,org.apache.kafka.clients.consumer.ConsumerRecord,java.lang.Exception)" class="member-name-link">handle</a><wbr>(<a href="../processor/ProcessorContext.html" title="interface in org.apache.kafka.streams.processor">ProcessorContext</a> context, |
| <a href="../../clients/consumer/ConsumerRecord.html" title="class in org.apache.kafka.clients.consumer">ConsumerRecord</a><byte[],<wbr>byte[]> record, |
| <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a> exception)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Inspect a record and the exception received.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.kafka.common.Configurable">Methods inherited from interface org.apache.kafka.common.<a href="../../common/Configurable.html" title="interface in org.apache.kafka.common">Configurable</a></h3> |
| <code><a href="../../common/Configurable.html#configure(java.util.Map)">configure</a></code></div> |
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| <h2>Method Details</h2> |
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| <section class="detail" id="handle(org.apache.kafka.streams.processor.ProcessorContext,org.apache.kafka.clients.consumer.ConsumerRecord,java.lang.Exception)"> |
| <h3>handle</h3> |
| <div class="member-signature"><span class="return-type"><a href="DeserializationExceptionHandler.DeserializationHandlerResponse.html" title="enum class in org.apache.kafka.streams.errors">DeserializationExceptionHandler.DeserializationHandlerResponse</a></span> <span class="element-name">handle</span><wbr><span class="parameters">(<a href="../processor/ProcessorContext.html" title="interface in org.apache.kafka.streams.processor">ProcessorContext</a> context, |
| <a href="../../clients/consumer/ConsumerRecord.html" title="class in org.apache.kafka.clients.consumer">ConsumerRecord</a><byte[],<wbr>byte[]> record, |
| <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a> exception)</span></div> |
| <div class="block">Inspect a record and the exception received. |
| <p> |
| Note, that the passed in <a href="../processor/ProcessorContext.html" title="interface in org.apache.kafka.streams.processor"><code>ProcessorContext</code></a> only allows to access metadata like the task ID. |
| However, it cannot be used to emit records via <a href="../processor/ProcessorContext.html#forward(K,V)"><code>ProcessorContext.forward(Object, Object)</code></a>; |
| calling <code>forward()</code> (and some other methods) would result in a runtime exception.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>context</code> - processor context</dd> |
| <dd><code>record</code> - record that failed deserialization</dd> |
| <dd><code>exception</code> - the actual exception</dd> |
| </dl> |
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