ILOG CPLEX C++ API 9.0 Reference Manual

IloCplex::Callback
Methods
public void end()
This method deletes the implementation object pointed at by the invoking handle and
sets the pointer to 0.
public IloCplex::CallbackI * getImpl()
This method returns a pointer to the implementation object of the invoking handle.
public Callback::Type getType()
This method returns the type of the callback implementation object referenced by the
invoking handle.
ILOG CPLEX C++ API 9.0 REFERENCE M ANUAL 97