title: how to setup "Main Class" in "Run Configurations" in Eclipse
body: <p>In a Java project, there have two java files has main method.
  The absolute paths for these two java files are:</p>
  
  <pre><code>C:\Desktop\project1\src\com\pre\moveposition1.java
  </code></pre>
  
  <p>And </p>
  
  <pre><code>C:\Desktop\project1\src\com\pre\moveposition2.java
  </code></pre>
  
  <p>When I try to setup “Main Class” parameter in “Run Configuration”, what should I setup?</p>
  
  <p><img src="https://i.stack.imgur.com/hhnO1.png" alt="enter image description here"></p>