public byte[] createJarFromName(final String className) throws IOException {
    return createJarFromClassContent(className, "public class " + className + "{}");
  }
Create a JAR with an empty class using the given class name. The className may have a package
separated by /. For example: my/package/myclass

@param className Name of the class to create
@return The JAR file contents
@throws IOException If there is a problem creating the output stream for the JAR file.
geode-junit/src/main/java/org/apache/geode/test/compiler/ClassBuilder.java