src/main/java/org/testng/ITestClassFinder.java

package org.testng;

/**
 * This class is used by TestNG to locate the test classes.
 *
 * @author <a href="mailto:cedric@beust.com">Cedric Beust</a>
 */
public interface ITestClassFinder {
  /**
   * @return An array of all the classes that contain test
   * methods.  This method usually returns an array of one
   * class, which is the class on which TestNG is running,
   * except in the following cases.
   * - TestNG:  the class contains an @Factory method
   * - JUnit:  the class contains a suite() method
   */
  public IClass[] findTestClasses();

  /**
   * Return the IClass for a given class
   */
  public IClass getIClass(Class cls);

}