/**
* Creates a new area code map serializing the provided area code map to a stream and then reading
* this stream. The resulting area code map is expected to be strictly equal to the provided one
* from which it was generated.
*/
private static AreaCodeMap createNewAreaCodeMap(AreaCodeMap areaCodeMap)
{
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
areaCodeMap.writeExternal(objectOutputStream);
objectOutputStream.flush();
AreaCodeMap newAreaCodeMap = new AreaCodeMap();
newAreaCodeMap.readExternal(
new ObjectInputStream(new ByteArrayInputStream(byteArrayOutputStream.toByteArray())));
return newAreaCodeMap;
}
/**
* Gets the size of the provided area code map storage. The map storage passed-in will be filled
* as a result.
*/
private static int getSizeOfAreaCodeMapStorage(AreaCodeMapStorageStrategy mapStorage,
SortedMap<Integer, String> areaCodeMap)
{
mapStorage.readFromSortedMap(areaCodeMap);
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
mapStorage.writeExternal(objectOutputStream);
objectOutputStream.flush();
int sizeOfStorage = byteArrayOutputStream.size();
objectOutputStream.close();
return sizeOfStorage;
}
