protected override object Instantiate()
{
Type systemType = (Type)
Model.ExtendedProperties[PrevalenceFacility.SystemTypePropertyKey];
String dir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, (String)
Model.ExtendedProperties[PrevalenceFacility.StorageDirPropertyKey]);
bool autoVersionMigration = (bool)
Model.ExtendedProperties[PrevalenceFacility.AutoMigrationPropertyKey];
bool resetStorage = (bool)
Model.ExtendedProperties[PrevalenceFacility.ResetStoragePropertyKey];
float snapshotPeriod = (float)Model.ExtendedProperties[PrevalenceFacility.SnapshotPeriodPropertyKey];
if (resetStorage)
{
DeleteStorageDir(dir);
}
PrevalenceEngine engine = PrevalenceActivator.CreateEngine(
systemType,
dir,
autoVersionMigration);
if (snapshotPeriod > 0)
{
CreateSnapshotTaker(engine, snapshotPeriod);
}
return(engine);
}
static void Main(string[] args)
{
PrevalenceEngine engine = PrevalenceActivator.CreateTransparentEngine(typeof(ObjectModel.Company), Path.Combine(Path.GetTempPath(), "CompanySystem"));
ObjectModel.Company company = engine.PrevalentSystem as ObjectModel.Company;
// adding a new department is easy...
ObjectModel.Department sales = new ObjectModel.Department("Sales");
company.AddDepartment(sales);
// adding a user is easy too, you only have
// to remember to put the right department
// reference...
ObjectModel.Employee employee = new ObjectModel.Employee("John Salesman");
employee.Department = new ObjectModel.Department(sales.ID);
company.AddEmployee(employee);
DisplayObjects(company);
// updating an employee...
ObjectModel.Employee updEmployee = new ObjectModel.Employee(employee.ID);
updEmployee.Name = "Rodrigo B. de Oliveira";
company.UpdateEmployee(updEmployee);
DisplayObjects(company);
company.RemoveEmployee(employee.ID);
DisplayObjects(company);
}
public Application()
{
string prevalenceBase = Path.Combine(Environment.CurrentDirectory, "data");
_engine = PrevalenceActivator.CreateTransparentEngine(typeof(ToDoList), prevalenceBase);
_system = _engine.PrevalentSystem as ToDoList;
}
static void Main(string[] args)
{
string prevalenceBase = Path.Combine(Environment.CurrentDirectory, "data");
ClearPrevalenceBase(prevalenceBase);
PrevalenceEngine engine = PrevalenceActivator.CreateEngine(typeof(Library), prevalenceBase);
Library library = engine.PrevalentSystem as Library;
Console.Write("Loading titles.xml... ");
XmlDocument data = new XmlDocument();
data.Load("titles.xml");
Console.WriteLine("done!");
foreach (XmlElement title in data.SelectNodes("//title"))
{
library.AddTitle(new Title(title.GetAttribute("name"), title.GetAttribute("summary")));
}
Console.Write("Taking snapshot... ");
engine.TakeSnapshot();
Console.WriteLine("done!");
Console.WriteLine("Version 1.0 data successfully set up!");
}
protected void Application_Start(Object sender, EventArgs e)
{
string datapath = ConfigurationSettings.AppSettings["DataPath"];
long counter = Convert.ToInt64(ConfigurationSettings.AppSettings["DataSnapshot"]);
long delay = 0;
engine = PrevalenceActivator.CreateEngine(typeof(PetStore), datapath);
timer = new Timer(new TimerCallback(TakeSnapshot), null, delay, counter);
}
public void SetUp()
{
// O primeiro passo � limpar qualquer resqu�cio de
// testes anteriores para come�ar com uma "base" limpa
ClearPrevalenceBase();
_engine = PrevalenceActivator.CreateEngine(typeof(TaskManagementSystem), PrevalenceBase);
_system = _engine.PrevalentSystem as TaskManagementSystem;
}
public MainForm()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
_engine = PrevalenceActivator.CreateEngine(typeof(TaskManagementSystem), PrevalenceBase);
_system = _engine.PrevalentSystem as TaskManagementSystem;
RefreshProjectView();
_status.Text = PrevalenceBase;
}
static void Main(string[] args)
{
string prevalenceBase = Path.Combine(Environment.CurrentDirectory, "data");
PrevalenceEngine engine = PrevalenceActivator.CreateEngine(typeof(LibrarySystem), prevalenceBase);
LibrarySystem library = engine.PrevalentSystem as LibrarySystem;
IList titles = library.GetTitles();
XmlDocument data = new XmlDocument();
data.Load("titles.xml");
XmlNodeList expectedTitles = data.SelectNodes("//title");
AssertEquals("titles.Count", expectedTitles.Count, titles.Count);
foreach (XmlElement expected in expectedTitles)
{
Title title = FindByName(titles, expected.GetAttribute("name") + "*");
AssertTitle(expected, title);
}
}
public static void Main(string[] args)
{
//ChannelServices.RegisterChannel(new TcpChannel(8080));
BinaryServerFormatterSinkProvider provider = new BinaryServerFormatterSinkProvider(); provider.TypeFilterLevel = TypeFilterLevel.Full;
IDictionary props = new Hashtable();
props["port"] = 8080;
ChannelServices.RegisterChannel(new TcpChannel(props, null, provider));
PrevalenceEngine engine = PrevalenceActivator.CreateTransparentEngine(typeof(AddressBook), Path.Combine(Environment.CurrentDirectory, "data"));
AddressBook book = engine.PrevalentSystem as AddressBook;
// Let's take a complete snapshot of the system
// each 30 seconds...
SnapshotTaker st = new SnapshotTaker(engine, 30000);
ObjRef reference = RemotingServices.Marshal(book, "AddressBook", typeof(AddressBook));
Console.WriteLine("server running... press <ENTER> to finish");
Console.ReadLine();
RemotingServices.Unmarshal(reference);
}
private void SetUpEngine(System.Collections.Hashtable engines, System.Xml.XmlElement item)
{
string id = GetRequiredAttribute(item, "id");
string type = GetRequiredAttribute(item, "type");
string prevalenceBase = GetOptionalPrevalenceBase(item, id);
bool autoVersionMigration = bool.Parse(GetOptionalAttribute(item, "autoVersionMigration", "false"));
EngineType engineType = (EngineType)EngineType.Parse(typeof(EngineType),
GetOptionalAttribute(item, "engineType", "Normal"));
System.Type systemType = System.Type.GetType(type);
if (null == systemType)
{
TypeNotFoundError(type, item);
}
try
{
switch (engineType)
{
case EngineType.Transparent:
engines[id] = PrevalenceActivator.CreateTransparentEngine(systemType, prevalenceBase, autoVersionMigration);
break;
case EngineType.Normal:
engines[id] = PrevalenceActivator.CreateEngine(systemType, prevalenceBase, autoVersionMigration, null);
break;
default:
throw new PrevalenceException(prevalenceBase, "Invalid value for engineType attribute. Please specify one of [Normal, Transparent].");
}
}
catch (System.Exception x)
{
SetUpError(x, item);
}
}
private void SetupEngine()
{
engine = PrevalenceActivator.CreateTransparentEngine(typeof(CacheSystem), dataDir);
system = engine.PrevalentSystem as CacheSystem;
taker = new SnapshotTaker(engine, TimeSpan.FromMinutes(5), CleanUpAllFilesPolicy.Default);
}
static PersistenceEngine()
{
Engine = PrevalenceActivator.CreateEngine(typeof(PersistenceSet), Path.Combine(Environment.CurrentDirectory, "Data"));
new SnapshotTaker(Engine, TimeSpan.FromMinutes(1), CleanUpAllFilesPolicy.Default);
}
protected virtual PrevalenceEngine CreateEngine()
{
return(PrevalenceActivator.CreateEngine(PrevalentSystemType, PrevalenceBase));
}
protected void Application_Start(object sender, EventArgs args)
{
_engine = PrevalenceActivator.CreateTransparentEngine(typeof(UserLoginSystem), PrevalenceBase);
}
protected override PrevalenceEngine CreateEngine()
{
return(PrevalenceActivator.CreateEngine(PrevalentSystemType, PrevalenceBase, true));
}
