Field Detail

• type

  protected final Class<T> type

Constructor Detail

• CastFunction

  public CastFunction(Class<T> type)

  Constructor.

  Parameters:

  type - desired type

  Throws:

  IllegalArgumentException - if type is null

Method Detail

• apply

  public T apply(Object obj)

  Specified by:

  apply in interface Function<Object,T>

• handleFailure

  protected RuntimeException handleFailure(Object obj,
                               ClassCastException e)

  Generate an exception to throw when a cast failure occurs.

  The implementation in CastFunction just throws e.

  Parameters:

  obj - object on which cast failed

  e - resulting exception

  Returns:

  exception to throw