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| <h2 title="Class ExponentialBackoffTimeoutStrategy" class="title">Class ExponentialBackoffTimeoutStrategy</h2> |
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| <li>org.apache.ignite.spi.ExponentialBackoffTimeoutStrategy</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html" title="interface in org.apache.ignite.spi">TimeoutStrategy</a></dd> |
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| <pre>public class <span class="typeNameLabel">ExponentialBackoffTimeoutStrategy</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html" title="interface in org.apache.ignite.spi">TimeoutStrategy</a></pre> |
| <div class="block">Strategy which incorporates retriable network operation, handling of totalTimeout logic. |
| It increases startTimeout based on exponential backoff algorithm. |
| |
| If failure detection is enabled it relies on totalTimeout |
| otherwise implements exponential backoff totalTimeout logic based on startTimeout, maxTimeout and retryCnt.</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#ExponentialBackoffTimeoutStrategy-long-long-long-">ExponentialBackoffTimeoutStrategy</a></span>(long totalTimeout, |
| long startTimeout, |
| long maxTimeout)</code> </td> |
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| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#backoffTimeout-long-long-">backoffTimeout</a></span>(long timeout, |
| long maxTimeout)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#checkTimeout-long-">checkTimeout</a></span>(long timeInFut)</code> |
| <div class="block">Check if total timeout will be reached in now() + timeInFut.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#nextTimeout-long-">nextTimeout</a></span>(long timeout)</code> |
| <div class="block">Get next timeout based on previously timeout calculated by strategy.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#toString--">toString</a></span>()</code></td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/spi/ExponentialBackoffTimeoutStrategy.html#totalBackoffTimeout-long-long-long-">totalBackoffTimeout</a></span>(long initTimeout, |
| long maxTimeout, |
| long reconCnt)</code> |
| <div class="block">Compute expected max backoff timeout based on initTimeout, maxTimeout and reconCnt and backoff coefficient.</div> |
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| <h3>Methods inherited from interface org.apache.ignite.spi.<a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html" title="interface in org.apache.ignite.spi">TimeoutStrategy</a></h3> |
| <code><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html#checkTimeout--">checkTimeout</a>, <a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html#nextTimeout--">nextTimeout</a></code></li> |
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| <h4>ExponentialBackoffTimeoutStrategy</h4> |
| <pre>public ExponentialBackoffTimeoutStrategy(long totalTimeout, |
| long startTimeout, |
| long maxTimeout)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>totalTimeout</code> - Total startTimeout.</dd> |
| <dd><code>startTimeout</code> - Initial connection timeout.</dd> |
| <dd><code>maxTimeout</code> - Max connection Timeout.</dd> |
| </dl> |
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| <h4>totalBackoffTimeout</h4> |
| <pre>public static long totalBackoffTimeout(long initTimeout, |
| long maxTimeout, |
| long reconCnt)</pre> |
| <div class="block">Compute expected max backoff timeout based on initTimeout, maxTimeout and reconCnt and backoff coefficient.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>initTimeout</code> - Initial timeout.</dd> |
| <dd><code>maxTimeout</code> - Max Timeout per retry.</dd> |
| <dd><code>reconCnt</code> - Reconnection count.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Calculated total backoff timeout.</dd> |
| </dl> |
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| <h4>backoffTimeout</h4> |
| <pre>public static long backoffTimeout(long timeout, |
| long maxTimeout)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>timeout</code> - Timeout.</dd> |
| <dd><code>maxTimeout</code> - Maximum startTimeout for backoff function.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Next exponential backoff timeout.</dd> |
| </dl> |
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| <h4>nextTimeout</h4> |
| <pre>public long nextTimeout(long timeout) |
| throws <a href="../../../../org/apache/ignite/spi/IgniteSpiOperationTimeoutException.html" title="class in org.apache.ignite.spi">IgniteSpiOperationTimeoutException</a></pre> |
| <div class="block">Get next timeout based on previously timeout calculated by strategy.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html#nextTimeout-long-">nextTimeout</a></code> in interface <code><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html" title="interface in org.apache.ignite.spi">TimeoutStrategy</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Gets next timeout.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/ignite/spi/IgniteSpiOperationTimeoutException.html" title="class in org.apache.ignite.spi">IgniteSpiOperationTimeoutException</a></code> - in case of total timeout already breached.</dd> |
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| <h4>checkTimeout</h4> |
| <pre>public boolean checkTimeout(long timeInFut)</pre> |
| <div class="block">Check if total timeout will be reached in now() + timeInFut. |
| |
| If timeInFut is 0, will check that timeout already reached.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html#checkTimeout-long-">checkTimeout</a></code> in interface <code><a href="../../../../org/apache/ignite/spi/TimeoutStrategy.html" title="interface in org.apache.ignite.spi">TimeoutStrategy</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>timeInFut</code> - Some millis in future.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>True</code> if total timeout will be reached.</dd> |
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| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre> |
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| <p class="legalCopy"><small><table width="100%" border="0" cellspacing=0 cellpadding=0 style="padding: 5px"> <tr> <td> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <a target=_blank href="https://ignite.apache.org"><nobr>2021 Copyright © Apache Software Foundation</nobr></a> </td> </tr> </tbody> </table> </td> <td width="100%" align="right" valign="center"> <a href="https://twitter.com/ApacheIgnite" class="twitter-follow-button" data-show-count="false" data-size="large">Follow @ApacheIgnite</a> </td> </tr> <tr> <td colspan="2" valign="top" align="left"> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <b>Ignite Database and Caching Platform</b> </td> <td>: ver. <strong>2.11.1</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>: December 20 2021 </td> </tr> </tbody> </table> </td> </tr> </table></small></p> |
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