code: public static Object buildObjectInstance(Class<?> clazz) {
  		Object rets = null;
  		try {
  			rets = clazz.newInstance();
  		} catch (Exception e) {
  			throw new BundlingProcessException(e.getMessage() + " [The custom class " + clazz.getName()
  					+ " could not be instantiated, check whether it is available on the classpath and"
  					+ " verify that it has a zero-arg constructor].\n" + " The specific error message is: "
  					+ e.getClass().getName() + ":" + e.getMessage(), e);
  		}
  		return rets;
  	}
docs: Builds a class instance using reflection, by using its class. The class
  must have a zero-arg constructor.
  
  @param clazz
  the class to build an instance of.
  @return