protected internal static IRuntimeDatabaseConfiguration ConfigurationForDatabase(string databaseName, DatabaseSettingsSerialization.Source source, DatabaseSettingsSerialization.User user)
{
if (string.IsNullOrEmpty(databaseName) ||
(databaseName == Constants.SystemDatabaseLogicalName) ||
(databaseName == ForSystemDatabase.DatabaseServices.DatabaseConfiguration.DatabaseIdentifier))
{
return(null);
}
using (var trans = ForSystemDatabase.GetCommitableTransaction()) {
var eSpaceParams = DBRuntimePlatform.Instance.GetCatalogDetailsByName(trans, databaseName, user);
if (eSpaceParams == null)
{
return(null);
}
var baseConf = RuntimeDatabaseConfigurations.For(
CurrentPlatformDatabasesPluginProvider,
source,
user);
baseConf.SetParameters(eSpaceParams);
return(baseConf);
}
}
public static IRuntimeDatabaseConfiguration For(DatabasePluginProvider <IPlatformDatabaseProvider> provider, DatabaseSettingsSerialization.Source source, DatabaseSettingsSerialization.User user)
{
var @params = Read(source, user);
if (@params.Count == 0)
{
return(null);
}
var providerKey = DatabaseProviderKey.Deserialize(@params[DatabaseConfigurations.ProviderKeyName].ToString());
var conf = provider.GetImplementation(providerKey).CreateEmptyRuntimeDatabaseConfiguration();
RuntimeDatabaseConfigurations.Fill(conf, @params);
return(conf);
}
private static IRuntimeDatabaseConfiguration LoadCatalogConfigurationForCatalogName(string catalogName)
{
var details = RuntimePlatformSettings.Catalog.Configuration(catalogName).All;
if (details == null)
{
return(null);
}
var conf = RuntimeDatabaseConfigurations.For(
PlatformDatabasePluginProvider,
DatabaseSettingsSerialization.Source.Application,
DatabaseSettingsSerialization.User.Runtime,
DatabaseSettingsSerialization.DataSpace.Business,
RuntimeSettingsProvider.Instance);
conf.SetParameters(details);
return(conf);
}
protected internal static IRuntimeDatabaseConfiguration LoadConfigurationForESpace(int eSpaceId)
{
using (var trans = ForSystemDatabase.GetCommitableTransaction()) {
var details = DBRuntimePlatform.Instance.GetCatalogDetailsByESpaceId(trans, eSpaceId);
if (details == null)
{
return(null);
}
var conf = RuntimeDatabaseConfigurations.For(
PlatformDatabasePluginProvider,
AccessRequester,
DatabaseSettingsSerialization.User.Runtime);
conf.SetParameters(details);
return(conf);
}
}
protected static DatabaseAccessProvider <IPlatformDatabaseServices> CreatePlatformDatabaseAccessProvider(
DatabaseSettingsSerialization.Source source,
DatabaseSettingsSerialization.User user,
DatabaseSettingsSerialization.DataSpace dataSpace,
ISettingsProvider settingsProvider)
{
var pluginProvider = PlatformDatabasePluginProvider;
IRuntimeDatabaseConfiguration conf = RuntimeDatabaseConfigurations.For(pluginProvider, source, user, dataSpace, settingsProvider);
if (conf == null || conf.ConnectionString.IsEmpty())
{
throw new InvalidOperationException("Unable to obtain the connection string. Please run Configuration Tool.");
}
var services = pluginProvider.GetImplementation(conf.DatabaseProvider.Key).GetPlatformDatabaseServices(conf);
return(new DatabaseAccessProvider <IPlatformDatabaseServices>(
services,
services.TransactionService.CreateTransactionManager()));
}
public static IRuntimeDatabaseConfiguration For(
DatabasePluginProvider <IPlatformDatabaseProvider> provider,
DatabaseSettingsSerialization.Source source,
DatabaseSettingsSerialization.User user,
DatabaseSettingsSerialization.DataSpace dataSpace,
ISettingsProvider settingsProvider)
{
var providerKeySetting = new Setting <string>(BuildSettingName(source, user, dataSpace, DatabaseConfigurations.ProviderKeyName), string.Empty);
var providerKeyString = settingsProvider.Get(providerKeySetting);
if (string.IsNullOrEmpty(providerKeyString))
{
return(null);
}
var providerKey = DatabaseProviderKey.Deserialize(providerKeyString);
var conf = provider.GetImplementation(providerKey).CreateEmptyRuntimeDatabaseConfiguration();
RuntimeDatabaseConfigurations.Fill(conf, BuildSettingName(source, user, dataSpace, ""), settingsProvider);
return(conf);
}
protected static DatabaseAccessProvider <IPlatformDatabaseServices> CreatePlatformDatabaseAccessProvider(
DatabaseSettingsSerialization.Source source,
DatabaseSettingsSerialization.User user)
{
var pluginProvider = PlatformDatabasePluginProvider;
var key = Pair.Create(source, user);
IRuntimeDatabaseConfiguration conf;
if (source == DatabaseSettingsSerialization.Source.Application)
{
// We don't use GetOrAdd because in Java computeIfAbsent holds a lock
// while evaluating the factory function which can lead to deadlocks when one thread
// is initializing the database access for the first time and another is retrieving
// a setting from the database
if (!cachedPlatformAccessConfigurations.TryGetValue(key, out conf))
{
var newConf = RuntimeDatabaseConfigurations.For(pluginProvider, source, user);
conf = cachedPlatformAccessConfigurations.GetOrAdd(key, newConf);
}
}
else
{
// Service Configurations can't be cached becase the underlining settings storage keeps changing as they serve diferent sandboxes
conf = RuntimeDatabaseConfigurations.For(pluginProvider, source, user);
}
if (conf == null || conf.ConnectionString.IsEmpty())
{
throw new InvalidOperationException("Unable to obtain the connection string. Please run Configuration Tool.");
}
var services = pluginProvider.GetImplementation(conf.ProviderKey()).GetPlatformDatabaseServices(conf);
services.IntrospectionService.QueryTimeout = IntrospectionQueryTimeout;
return(new DatabaseAccessProvider <IPlatformDatabaseServices>(
services,
services.TransactionService.CreateTransactionManager()));
}
