code: public Fixture getFixture( String name, String... params ) throws Throwable
      {
          Type<?> type = loadType( name );
          Object target = type.newInstanceUsingCoercion( params );
          return new DefaultFixture( target );
      }
docs: Creates a new instance of a fixture class using a set of parameters.
  
  @param name   the name of the class to instantiate
  @param params the parameters (constructor arguments)
  @return a new instance of the fixtureClass with fields populated using
  Constructor
  @throws Exception if any.
  @throws java.lang.Throwable if any.