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<article data-swiftype-index='true'>
<a class='edit-link' href="https://github.com/apache/ignite/tree/IGNITE-7595/docs/_docs/rest/rest-api.adoc" target="_blank">Edit</a>
<h1>Rest Api</h1>
<div id="preamble">
<div class="sectionbody">
<div class="paragraph">
<p>Apache Ignite 3 clusters provide an <a href="https://www.openapis.org/">OpenAPI</a> specification that can be used to work with Ignite 3 by standard REST methods. The <a href="https://github.com/apache/ignite-3/tree/main/modules/rest/openapi/openapi.yaml">openapi.yaml</a> specification file for the version is included with its release.</p>
</div>
<div class="paragraph">
<p>We recommend that you generate client code in your project language by using an <a href="https://github.com/OpenAPITools/openapi-generator">OpenAPI code generator</a>. Below is the example of how you can do this for a Java project.</p>
</div>
</div>
</div>
<div class="sect1">
<h2 id="example-java-project-configuration">Example Java Project Configuration</h2>
<div class="sectionbody">
<div class="olist arabic">
<ol class="arabic">
<li>
<p>Add an <a href="https://github.com/OpenAPITools/openapi-generator/tree/master/modules/openapi-generator-maven-plugin">open api generator</a> maven plugin to your project&#8217;s pom.xml.</p>
<div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="xml"><span class="nt">&lt;plugin&gt;</span>
<span class="nt">&lt;groupId&gt;</span>org.openapitools<span class="nt">&lt;/groupId&gt;</span>
<span class="nt">&lt;artifactId&gt;</span>openapi-generator-maven-plugin<span class="nt">&lt;/artifactId&gt;</span>
<span class="nt">&lt;version&gt;</span>${maven.openapi.plugin.version}<span class="nt">&lt;/version&gt;</span>
<span class="nt">&lt;executions&gt;</span>
<span class="nt">&lt;execution&gt;</span>
<span class="nt">&lt;goals&gt;</span>
<span class="nt">&lt;goal&gt;</span>generate<span class="nt">&lt;/goal&gt;</span>
<span class="nt">&lt;/goals&gt;</span>
<span class="nt">&lt;configuration&gt;</span>
<span class="nt">&lt;inputSpec&gt;</span>https://github.com/apache/ignite-3/tree/main/modules/rest/openapi/openapi.yaml<span class="nt">&lt;/inputSpec&gt;</span>
<span class="nt">&lt;generatorName&gt;</span>java<span class="nt">&lt;/generatorName&gt;</span>
<span class="nt">&lt;apiPackage&gt;</span>org.apache.ignite.rest.client.api<span class="nt">&lt;/apiPackage&gt;</span>
<span class="nt">&lt;invokerPackage&gt;</span>org.apache.ignite.rest.client.invoker<span class="nt">&lt;/invokerPackage&gt;</span>
<span class="nt">&lt;modelPackage&gt;</span>org.apache.ignite.rest.client.model<span class="nt">&lt;/modelPackage&gt;</span>
<span class="nt">&lt;generateModelTests&gt;</span>false<span class="nt">&lt;/generateModelTests&gt;</span>
<span class="nt">&lt;generateApiTests&gt;</span>false<span class="nt">&lt;/generateApiTests&gt;</span>
<span class="nt">&lt;languageSpecificPrimitives&gt;</span>true<span class="nt">&lt;/languageSpecificPrimitives&gt;</span>
<span class="nt">&lt;configOptions&gt;</span>
<span class="nt">&lt;openApiNullable&gt;</span>false<span class="nt">&lt;/openApiNullable&gt;</span>
<span class="nt">&lt;supportStreaming&gt;</span>false<span class="nt">&lt;/supportStreaming&gt;</span>
<span class="nt">&lt;/configOptions&gt;</span>
<span class="nt">&lt;library&gt;</span>okhttp-gson<span class="nt">&lt;/library&gt;</span>
<span class="nt">&lt;/configuration&gt;</span>
<span class="nt">&lt;/execution&gt;</span>
<span class="nt">&lt;/executions&gt;</span>
<span class="nt">&lt;/plugin&gt;</span></code></pre>
</div>
</div>
</li>
<li>
<p>Get cluster configuration from your project.</p>
<div class="listingblock">
<div class="content">
<pre class="rouge highlight"><code data-lang="java"><span class="nc">ApiClient</span> <span class="n">client</span> <span class="o">=</span> <span class="nc">Configuration</span><span class="o">.</span><span class="na">getDefaultApiClient</span><span class="o">();</span>
<span class="c1">// Set base URL</span>
<span class="n">client</span><span class="o">.</span><span class="na">setBasePath</span><span class="o">(</span><span class="s">"http://localhost:10300"</span><span class="o">);</span>
<span class="c1">// Get cluster configuration.</span>
<span class="n">clusterConfigurationApi</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">ClusterConfigurationApi</span><span class="o">(</span><span class="n">client</span><span class="o">);</span>
<span class="nc">String</span> <span class="n">configuration</span> <span class="o">=</span> <span class="n">clusterConfigurationApi</span><span class="o">.</span><span class="na">getClusterConfiguration</span><span class="o">();</span></code></pre>
</div>
</div>
</li>
</ol>
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© 2022 The Apache Software Foundation.<br/>
Apache, Apache Ignite, the Apache feather and the Apache Ignite logo are either registered trademarks or trademarks of The Apache Software Foundation.
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