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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.query</a></div> |
| <h1 title="Enum Class FailureReason" class="title">Enum Class FailureReason</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/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"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html" title="class or interface in java.lang" class="external-link">java.lang.Enum</a><<a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a>> |
| <div class="inheritance">org.apache.kafka.streams.query.FailureReason</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Comparable.html" title="class or interface in java.lang" class="external-link">Comparable</a><<a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a>></code>, <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/constant/Constable.html" title="class or interface in java.lang.constant" class="external-link">Constable</a></code></dd> |
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| <div class="type-signature"><span class="annotations"><a href="../../common/annotation/InterfaceStability.Evolving.html" title="annotation interface in org.apache.kafka.common.annotation">@Evolving</a> |
| </span><span class="modifiers">public enum </span><span class="element-name type-name-label">FailureReason</span> |
| <span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html" title="class or interface in java.lang" class="external-link">Enum</a><<a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a>></span></div> |
| <div class="block">This enumeration type captures the various top-level reasons that a particular |
| partition of a store would fail to execute a query. Stores should generally |
| respond with a failure message instead of throwing an exception. |
| <p> |
| Intended to be used in <a href="QueryResult.html#forFailure(org.apache.kafka.streams.query.FailureReason,java.lang.String)"><code>QueryResult.forFailure(FailureReason, String)</code></a>.</div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <li> |
| <section class="nested-class-summary" id="nested-class-summary"> |
| <h2>Nested Class Summary</h2> |
| <div class="inherited-list"> |
| <h2 id="nested-classes-inherited-from-class-java.lang.Enum">Nested classes/interfaces inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html" title="class or interface in java.lang" class="external-link">Enum</a></h2> |
| <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.EnumDesc.html" title="class or interface in java.lang" class="external-link">Enum.EnumDesc</a><<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.EnumDesc.html" title="class or interface in java.lang" class="external-link">E</a> extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html" title="class or interface in java.lang" class="external-link">Enum</a><<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.EnumDesc.html" title="class or interface in java.lang" class="external-link">E</a>>></code></div> |
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| <!-- =========== ENUM CONSTANT SUMMARY =========== --> |
| <li> |
| <section class="constants-summary" id="enum-constant-summary"> |
| <h2>Enum Constant Summary</h2> |
| <div class="caption"><span>Enum Constants</span></div> |
| <div class="summary-table two-column-summary"> |
| <div class="table-header col-first">Enum Constant</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code><a href="#DOES_NOT_EXIST" class="member-name-link">DOES_NOT_EXIST</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The requested store partition does not exist at all.</div> |
| </div> |
| <div class="col-first odd-row-color"><code><a href="#NOT_ACTIVE" class="member-name-link">NOT_ACTIVE</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">The query required to execute on an active task (via <a href="StateQueryRequest.html#requireActive()"><code>StateQueryRequest.requireActive()</code></a>), |
| but while executing the query, the task was either a Standby task, or it was an Active task |
| not in the RUNNING state.</div> |
| </div> |
| <div class="col-first even-row-color"><code><a href="#NOT_PRESENT" class="member-name-link">NOT_PRESENT</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Failure indicating that the requested store partition is not present on the local |
| KafkaStreams instance.</div> |
| </div> |
| <div class="col-first odd-row-color"><code><a href="#NOT_UP_TO_BOUND" class="member-name-link">NOT_UP_TO_BOUND</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Failure indicating that the store partition is not (yet) up to the desired bound.</div> |
| </div> |
| <div class="col-first even-row-color"><code><a href="#STORE_EXCEPTION" class="member-name-link">STORE_EXCEPTION</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The store that handled the query got an exception during query execution.</div> |
| </div> |
| <div class="col-first odd-row-color"><code><a href="#UNKNOWN_QUERY_TYPE" class="member-name-link">UNKNOWN_QUERY_TYPE</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Failure indicating that the store doesn't know how to handle the given query.</div> |
| </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-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> |
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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-tab1 method-summary-table-tab4"><code>static <a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(java.lang.String)" class="member-name-link">valueOf</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> name)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"> |
| <div class="block">Returns the enum constant of this class with the specified name.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a>[]</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#values()" class="member-name-link">values</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"> |
| <div class="block">Returns an array containing the constants of this enum class, in |
| the order they are declared.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Enum">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html" title="class or interface in java.lang" class="external-link">Enum</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#compareTo(E)" title="class or interface in java.lang" class="external-link">compareTo</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#describeConstable()" title="class or interface in java.lang" class="external-link">describeConstable</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.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/17/docs/api/java.base/java/lang/Enum.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#getDeclaringClass()" title="class or interface in java.lang" class="external-link">getDeclaringClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#name()" title="class or interface in java.lang" class="external-link">name</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#ordinal()" title="class or interface in java.lang" class="external-link">ordinal</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Enum.html#valueOf(java.lang.Class,java.lang.String)" title="class or interface in java.lang" class="external-link">valueOf</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/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/17/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/17/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/17/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/17/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/17/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/17/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"> |
| <!-- ============ ENUM CONSTANT DETAIL =========== --> |
| <li> |
| <section class="constant-details" id="enum-constant-detail"> |
| <h2>Enum Constant Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="UNKNOWN_QUERY_TYPE"> |
| <h3>UNKNOWN_QUERY_TYPE</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">UNKNOWN_QUERY_TYPE</span></div> |
| <div class="block">Failure indicating that the store doesn't know how to handle the given query.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="NOT_ACTIVE"> |
| <h3>NOT_ACTIVE</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">NOT_ACTIVE</span></div> |
| <div class="block">The query required to execute on an active task (via <a href="StateQueryRequest.html#requireActive()"><code>StateQueryRequest.requireActive()</code></a>), |
| but while executing the query, the task was either a Standby task, or it was an Active task |
| not in the RUNNING state. The failure message will contain the reason for the failure. |
| <p> |
| The caller should either try again later or try a different replica.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="NOT_UP_TO_BOUND"> |
| <h3>NOT_UP_TO_BOUND</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">NOT_UP_TO_BOUND</span></div> |
| <div class="block">Failure indicating that the store partition is not (yet) up to the desired bound. The caller |
| should either try again later or try a different replica.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="NOT_PRESENT"> |
| <h3>NOT_PRESENT</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">NOT_PRESENT</span></div> |
| <div class="block">Failure indicating that the requested store partition is not present on the local |
| KafkaStreams instance. It may have been migrated to another instance during a rebalance. The |
| caller is recommended to try a different replica.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="DOES_NOT_EXIST"> |
| <h3>DOES_NOT_EXIST</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">DOES_NOT_EXIST</span></div> |
| <div class="block">The requested store partition does not exist at all. For example, partition 4 was requested, |
| but the store in question only has 4 partitions (0 through 3).</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="STORE_EXCEPTION"> |
| <h3>STORE_EXCEPTION</h3> |
| <div class="member-signature"><span class="modifiers">public static final</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">STORE_EXCEPTION</span></div> |
| <div class="block">The store that handled the query got an exception during query execution. The message |
| will contain the exception details. Depending on the nature of the exception, the caller |
| may be able to retry this instance or may need to try a different instance.</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="values()"> |
| <h3>values</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a>[]</span> <span class="element-name">values</span>()</div> |
| <div class="block">Returns an array containing the constants of this enum class, in |
| the order they are declared.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an array containing the constants of this enum class, in the order they are declared</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="valueOf(java.lang.String)"> |
| <h3>valueOf</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="FailureReason.html" title="enum class in org.apache.kafka.streams.query">FailureReason</a></span> <span class="element-name">valueOf</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a> name)</span></div> |
| <div class="block">Returns the enum constant of this class with the specified name. |
| The string must match <i>exactly</i> an identifier used to declare an |
| enum constant in this class. (Extraneous whitespace characters are |
| not permitted.)</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>name</code> - the name of the enum constant to be returned.</dd> |
| <dt>Returns:</dt> |
| <dd>the enum constant with the specified name</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if this enum class has no constant with the specified name</dd> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if the argument is null</dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= END OF CLASS DATA ========= --> |
| </main> |
| </div> |
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| </body> |
| </html> |
