private static void InitConfig()
{
// create a non-dynamic K/V (string/string) configuration source
PropertiesFileConfigurationSourceConfig sourceConfig = StringPropertySources
.NewPropertiesFileSourceConfigBuilder().SetName("app-properties-file").SetFileName("app.properties")
.Build();
IConfigurationSource source = StringPropertySources.NewPropertiesFileSource(sourceConfig);
// create a configuration manager with single source
ConfigurationManagerConfig managerConfig = ConfigurationManagers.NewConfigBuilder().SetName("little-app")
.AddSource(1, source).Build();
IConfigurationManager manager = ConfigurationManagers.NewManager(managerConfig);
// create a StringProperties facade tool
_properties = new StringProperties(manager);
// default to null
_appId = _properties.GetStringProperty("app.id");
// default to "unknown"
_appName = _properties.GetStringProperty("app.name", "unknown");
// default to empty list
_userList = _properties.GetListProperty("user.list", new List <string>());
// default to empty map
_userData = _properties.GetDictionaryProperty("user.data", new Dictionary <string, string>());
// default to 1000, if value in app._properties is invalid, ignore the invalid value
_sleepTime = _properties.GetIntProperty("sleep.time", 1000, v => v < 0 ? null : v);
// custom type property
_myCustomData = _properties.GetProperty("my-custom-type-property", MyCustomType.Converter);
}
public virtual void TestDemo()
{
// create an apollo config
IConfig appConfig = ApolloConfigurationManager.GetAppConfig().Result;
// create a scf apollo configuration source
ApolloConfigurationSourceConfig sourceConfig = new ApolloConfigurationSourceConfig.Builder()
.SetName("apollo-source").SetApolloConfig(appConfig).Build();
ApolloConfigurationSource source = new ApolloConfigurationSource(sourceConfig);
// create scf manager & properties facade tool
ConfigurationManagerConfig managerConfig = ConfigurationManagers.NewConfigBuilder().SetName("my-app")
.AddSource(1, source).Build();
IConfigurationManager manager = ConfigurationManagers.NewManager(managerConfig);
StringProperties properties = new StringProperties(manager);
// use properties
IProperty <string, string> appName = properties.GetStringProperty("app.name", "unknown");
Console.WriteLine("app name: " + appName.Value);
// add listener for dynamic property
IProperty <string, int?> requestTimeout = properties.GetIntProperty("request.timeout", 1000);
Console.WriteLine("request timeout: " + requestTimeout.Value);
requestTimeout.OnChange += (o, e) => Console.WriteLine("do something");
}
private static void InitConfig()
{
// create a non-dynamic K/V (string/string) configuration source
PropertiesFileConfigurationSourceConfig sourceConfig = StringPropertySources
.NewPropertiesFileSourceConfigBuilder().SetName("app-properties-file").SetFileName("app.properties")
.Build();
IConfigurationSource source = StringPropertySources.NewPropertiesFileSource(sourceConfig);
// crate a dynamic K/V (string/string) configuration source
_systemPropertiesSource = StringPropertySources.NewMemoryDictionarySource("system-property");
// create a configuration manager with 2 sources, system property has higher priority then app.properties
ConfigurationManagerConfig managerConfig = ConfigurationManagers.NewConfigBuilder().SetName("little-app")
.AddSource(1, source).AddSource(2, _systemPropertiesSource).Build();
IConfigurationManager manager = ConfigurationManagers.NewManager(managerConfig);
// Add a log listener
manager.OnChange += (o, e) =>
Console.WriteLine("\nproperty {0} changed, old value: {1}, new value: {2}, changeTime: {3}",
e.Property, e.OldValue, e.NewValue, e.ChangeTime);
// create a StringProperties facade tool
_properties = new StringProperties(manager);
// default to null
_appId = _properties.GetStringProperty("app.id");
// default to "unknown"
_appName = _properties.GetStringProperty("app.name", "unknown");
// Add change listener to app.name
_appName.OnChange += (o, e) => Console.WriteLine("\napp.name changed, maybe we need do something");
// default to empty list
_userList = _properties.GetListProperty("user.list", new List <string>());
// default to empty map
_userData = _properties.GetDictionaryProperty("user.data", new Dictionary <string, string>());
// default to 1000, if value in app._properties is invalid, ignore the invalid value
_sleepTime = _properties.GetIntProperty("sleep.time", 1000, v => v < 0 ? null : v);
// custom type property
_myCustomData = _properties.GetProperty("my-custom-type-property", MyCustomType.Converter);
}
