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<div class="subTitle">org.apache.ignite.services</div>
<h2 title="Interface ServiceDescriptor" class="title">Interface ServiceDescriptor</h2>
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<dt>All Superinterfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></dd>
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<pre>public interface <span class="strong">ServiceDescriptor</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">Service deployment descriptor. Contains all service deployment configuration, and also
deployment topology snapshot as well as origin node ID.
<p>
Service descriptors can be retrieved by calling <a href="../../../../org/apache/ignite/IgniteServices.html#serviceDescriptors()"><code>IgniteServices.serviceDescriptors()</code></a> method.</div>
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<h3>Method Summary</h3>
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<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>&lt;K&gt;&nbsp;K</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#affinityKey()">affinityKey</a></strong>()</code>
<div class="block">Gets affinity key used for key-to-node affinity calculation.</div>
</td>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#cacheName()">cacheName</a></strong>()</code>
<div class="block">Gets cache name used for key-to-node affinity calculation.</div>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#maxPerNodeCount()">maxPerNodeCount</a></strong>()</code>
<div class="block">Gets maximum allowed number of deployed services on each node, <code>0</code> for unlimited.</div>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#name()">name</a></strong>()</code>
<div class="block">Gets service name.</div>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#originNodeId()">originNodeId</a></strong>()</code>
<div class="block">Gets ID of grid node that initiated the service deployment.</div>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/ignite/services/Service.html" title="interface in org.apache.ignite.services">Service</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#serviceClass()">serviceClass</a></strong>()</code>
<div class="block">Gets service class.</div>
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<td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#topologySnapshot()">topologySnapshot</a></strong>()</code>
<div class="block">Gets service deployment topology snapshot.</div>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/ignite/services/ServiceDescriptor.html#totalCount()">totalCount</a></strong>()</code>
<div class="block">Gets maximum allowed total number of deployed services in the grid, <code>0</code> for unlimited.</div>
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<h4>name</h4>
<pre><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name()</pre>
<div class="block">Gets service name.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Service name.</dd></dl>
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<h4>serviceClass</h4>
<pre><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../org/apache/ignite/services/Service.html" title="interface in org.apache.ignite.services">Service</a>&gt;&nbsp;serviceClass()</pre>
<div class="block">Gets service class.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Service class.</dd></dl>
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<h4>totalCount</h4>
<pre>int&nbsp;totalCount()</pre>
<div class="block">Gets maximum allowed total number of deployed services in the grid, <code>0</code> for unlimited.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Maximum allowed total number of deployed services in the grid, <code>0</code> for unlimited.</dd></dl>
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<h4>maxPerNodeCount</h4>
<pre>int&nbsp;maxPerNodeCount()</pre>
<div class="block">Gets maximum allowed number of deployed services on each node, <code>0</code> for unlimited.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Maximum allowed total number of deployed services on each node, <code>0</code> for unlimited.</dd></dl>
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<pre>@Nullable
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;cacheName()</pre>
<div class="block">Gets cache name used for key-to-node affinity calculation. This parameter is optional
and is set only when key-affinity service was deployed.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Cache name, possibly <code>null</code>.</dd></dl>
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<h4>affinityKey</h4>
<pre>@Nullable
&lt;K&gt;&nbsp;K&nbsp;affinityKey()</pre>
<div class="block">Gets affinity key used for key-to-node affinity calculation. This parameter is optional
and is set only when key-affinity service was deployed.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Affinity key, possibly <code>null</code>.</dd></dl>
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<h4>originNodeId</h4>
<pre><a href="http://docs.oracle.com/javase/7/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a>&nbsp;originNodeId()</pre>
<div class="block">Gets ID of grid node that initiated the service deployment.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>ID of grid node that initiated the service deployment.</dd></dl>
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<h4>topologySnapshot</h4>
<pre><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;topologySnapshot()</pre>
<div class="block">Gets service deployment topology snapshot. Service topology snapshot is represented
by number of service instances deployed on a node mapped to node ID.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Map of number of service instances per node ID.</dd></dl>
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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>2017 Copyright &#169; 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 Fabric</b> </td> <td>:&nbsp;&nbsp; ver. <strong>2.0.0</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>:&nbsp;&nbsp; April 30 2017 </td> </tr> </tbody> </table> </td> </tr> </table></small></p>
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