title: How to tell compiler to use openjdk 11 via pom.xml
body: <p>How to configure OpenJDK 11 in pom file.</p>
  
  <pre><code>&lt;properties&gt;
    &lt;maven.compiler.plugin.version&gt;3.8.0&lt;/maven.compiler.plugin.version&gt;
    &lt;maven.compiler.target&gt;11&lt;/maven.compiler.target&gt;
    &lt;maven.compiler.source&gt;11&lt;/maven.compiler.source&gt;
  &lt;/properties&gt;
  </code></pre>