package org.junit.internal.builders;
   
   import org.junit.Ignore;
   import org.junit.runner.Runner;
   import org.junit.runners.model.RunnerBuilder;
   
   public class IgnoredBuilder extends RunnerBuilder {
       @Override
       public Runner runnerForClass(Class<?> testClass) {
          if (testClass.getAnnotation(Ignore.class) != null) {
              return new IgnoredClassRunner(testClass);
          }
          return null;
      }
  }