// PtrException.h

#ifndef PtrException_H
#define PtrException_H

// These are the exceptions thrown in package ptr.

#include <string>

// Base class -- all ptr exceptions derive from this.
class PtrException {
public:
  PtrException(std::string message= "");
  virtual ~PtrException();
};

// Thrown when an unexpected policy is found.
class PtrInvalidPointer : public PtrException {
public:
  PtrInvalidPointer();
};

// Thrown when a pointer tries to take management but is refused.
class PtrCannotGetManagement : public PtrException {
public:
  PtrCannotGetManagement();
};

// Thrown when a pointer does not have management.
class PtrDoesNotHaveManagement : public PtrException {
public:
  PtrDoesNotHaveManagement();
};

// Thrown when a cast fails.
class PtrInvalidCast : public PtrException {
public:
  PtrInvalidCast();
};

#endif