import os class MySubordinate(): def __init__(self, aNumber, aMyDriver): self._myDriver = None self._number = None self._number = aNumber didAddMyDriver = self.setMyDriver(aMyDriver) if not didAddMyDriver : raise RuntimeError ("Unable to create mySubordinate due to myDriver. See http://manual.umple.org?RE002ViolationofAssociationMultiplicity.html") def setNumber(self, aNumber): wasSet = False self._number = aNumber wasSet = True return wasSet def getNumber(self): return self._number def getMyDriver(self): return self._myDriver def setMyDriver(self, aNewMyDriver): wasSet = False if aNewMyDriver is None : return wasSet existingMySubordinate = aNewMyDriver.getMySubordinate() if not (existingMySubordinate is None) and not self == existingMySubordinate : return wasSet anOldMyDriver = self._myDriver self._myDriver = aNewMyDriver self._myDriver.setMySubordinate(self) if not (anOldMyDriver is None) : anOldMyDriver.setMySubordinate(None) wasSet = True return wasSet def delete(self): existingMyDriver = self._myDriver self._myDriver = None if not (existingMyDriver is None) : existingMyDriver.setMySubordinate(None) def __str__(self): return str(super().__str__()) + "[" + "number" + ":" + str(self.getNumber()) + "]" + str(os.linesep) + " " + "myDriver = " + ((format(id(self.getMyDriver()), "x")) if not (self.getMyDriver() is None) else "null") import os class MyDriver(): def __init__(self, aName): self._mySubordinate = None self._name = None self._name = aName def setName(self, aName): wasSet = False self._name = aName wasSet = True return wasSet def getName(self): return self._name def getMySubordinate(self): return self._mySubordinate def hasMySubordinate(self): has = not (self._mySubordinate is None) return has def setMySubordinate(self, aNewMySubordinate): wasSet = False if not (self._mySubordinate is None) and not self._mySubordinate == aNewMySubordinate and self == self._mySubordinate.getMyDriver() : return wasSet self._mySubordinate = aNewMySubordinate anOldMyDriver = (aNewMySubordinate.getMyDriver()) if not (aNewMySubordinate is None) else None if not self == anOldMyDriver : if not (anOldMyDriver is None) : anOldMyDriver.mySubordinate = None if not (self._mySubordinate is None) : self._mySubordinate.setMyDriver(self) wasSet = True return wasSet def delete(self): existingMySubordinate = self._mySubordinate self._mySubordinate = None if not (existingMySubordinate is None) : existingMySubordinate.delete() def __str__(self): return str(super().__str__()) + "[" + "name" + ":" + str(self.getName()) + "]" + str(os.linesep) + " " + "mySubordinate = " + ((format(id(self.getMySubordinate()), "x")) if not (self.getMySubordinate() is None) else "null")