protected Map<String, VirtualMachine> memory(String machine) {
if (!memory.containsKey(machine)) {
VirtualMachine vm = new VirtualMachine();
vm.setName("Good VM from " + machine);
Map<String, VirtualMachine> map = new HashMap<String, VirtualMachine>();
map.put(vm.getName(), vm);
memory.put(machine, map);
}
return memory.get(machine);
}
@Override
public void migrate(VirtualMachine vm, Machine source, Machine dest) {
migrationHistory.add(new Object[] {vm, source, dest});
memory(source.getId()).remove(vm.getName());
memory(dest.getId()).put(vm.getName(), vm);
}