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| <h2 title="Interface MaintenanceAction" class="title">Interface MaintenanceAction<span class='angle_bracket'><</span>T<span class='angle_bracket'>></span></h2> |
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| <pre>public interface <span class="typeNameLabel">MaintenanceAction<span class='angle_bracket'><</span>T<span class='angle_bracket'>></span></span></pre> |
| <div class="block">Maintenance action interface enables user to execute operations related to a particular <a href="../../../../org/apache/ignite/maintenance/MaintenanceTask.html" title="class in org.apache.ignite.maintenance"><code>MaintenanceTask</code></a>. |
| |
| These operations may resolve maintenance situation (e.g. remove corrupted data files), get information |
| about other ongoing maintenance action (e.g. if some action requires a lot of time and user wants to know |
| current progress of the action) or cancel other ongoing action. |
| |
| List of maintenance actions available for each task is defined by <a href="../../../../org/apache/ignite/maintenance/MaintenanceWorkflowCallback.html" title="interface in org.apache.ignite.maintenance"><code>MaintenanceWorkflowCallback</code></a>. |
| |
| <a href="../../../../org/apache/ignite/maintenance/MaintenanceRegistry.html" title="interface in org.apache.ignite.maintenance"><code>MaintenanceRegistry</code></a> provides an access to maintenance actions for a <a href="../../../../org/apache/ignite/maintenance/MaintenanceTask.html" title="class in org.apache.ignite.maintenance"><code>MaintenanceTask</code></a> with |
| call <a href="../../../../org/apache/ignite/maintenance/MaintenanceRegistry.html#actionsForMaintenanceTask-java.lang.String-"><code>MaintenanceRegistry.actionsForMaintenanceTask(String)</code></a></div> |
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| <td class="colFirst"><code>@Nullable <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/maintenance/MaintenanceAction.html#description--">description</a></span>()</code> </td> |
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| <td class="colFirst"><code><a href="../../../../org/apache/ignite/maintenance/MaintenanceAction.html" title="type parameter in MaintenanceAction">T</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/ignite/maintenance/MaintenanceAction.html#execute--">execute</a></span>()</code> |
| <div class="block">Executes operations of current maintenance action.</div> |
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| <td class="colFirst"><code>@NotNull <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/maintenance/MaintenanceAction.html#name--">name</a></span>()</code> </td> |
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| <h4>execute</h4> |
| <pre><a href="../../../../org/apache/ignite/maintenance/MaintenanceAction.html" title="type parameter in MaintenanceAction">T</a> execute()</pre> |
| <div class="block">Executes operations of current maintenance action.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Result of the maintenance action.</dd> |
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| <pre>@NotNull |
| @NotNull <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> name()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Mandatory human-readable name of maintenance action. |
| All actions of single <a href="../../../../org/apache/ignite/maintenance/MaintenanceWorkflowCallback.html" title="interface in org.apache.ignite.maintenance"><code>MaintenanceWorkflowCallback</code></a> should have unique names.</dd> |
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| <pre>@Nullable |
| @Nullable <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> description()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Optional user-readable description of maintenance action.</dd> |
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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>2022 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>2.12.0</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>: January 10 2022 </td> </tr> </tbody> </table> </td> </tr> </table></small></p> |
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