Datatype

public class Datatype {

  // Derived datatypes

  public static Datatype Contiguous(int count, Datatype oldtype) {...}

  public static Datatype Vector(int count, int blocklength, int stride,
                                Datatype oldtype) {...}

  public static Datatype Hvector(int count, int blocklength, int stride,
                                 Datatype oldtype) {...}

  public static Datatype Indexed(int [] array_of_blocklengths,
                                 int [] array_of_displacements,
                                 Datatype oldtype) {...}

  public static Datatype Hindexed(int [] array_of_blocklengths,
                                  int [] array_of_displacements,
                                  Datatype oldtype) {...}

  public static Datatype Struct(int [] array_of_blocklengths,
                                int [] array_of_displacements,
                                Datatype [] array_of_types) {...}

  public int Extent() {...}

  public int Size() {...}

  public int Lb() {...}

  public int Ub() {...}

  public void Commit() {...}

  public void finalize() {...}

  ...
}