#include <stdio.h>

#include "base.h"

#include "itarget.h"

#include "iadaptee.h"

#include "adapter.h"

static long Adapter_powerOf2(ITarget*, int);

static void Adapter_setAdaptee(Adapter*, IAdaptee*);

Adapter* Adapter_construct(void* addr, IAdaptee* adaptee)

{

if (addr == NULL) {

return NULL;

}

Adapter* adapter = addr;

adapter->adaptee = adaptee;

adapter->powerOf2 = Adapter_powerOf2;

adapter->setAdaptee = Adapter_setAdaptee;

return adapter;

}

void Adapter_destruct(Adapter* adapter)

{

}

long Adapter_powerOf2(ITarget* itarget, int exp)

{

Adapter* adapter = container_of(itarget, Adapter, itarget);

return adapter->adaptee->power(adapter->adaptee, 2, exp);

}

void Adapter_setAdaptee(Adapter* adapter, IAdaptee* adaptee)

{

adapter->adaptee = adaptee;

}