public async Task <IAsyncCommandChannel> CreateAsync(CreationParameters <MemorySqliteConnectionStringBuilder> creationParameters)
{
var mustPlayCreationScripts = true;
var connection = Instances.AddOrUpdate(
creationParameters.ConnectionString.MemoryInstanceGuid,
guid => new SqliteConnection(creationParameters.ConnectionString.ConnectionString),
(guid, previous) =>
{
mustPlayCreationScripts = creationParameters.EraseIfExists;
return(creationParameters.EraseIfExists ? new SqliteConnection(creationParameters.ConnectionString.ConnectionString) : previous);
});
var channel = new AsyncCommandChannel(new AsyncMemoryConnection(connection));
if (mustPlayCreationScripts)
{
await channel.ExecuteAsync(creationParameters.Script);
foreach (var creationParametersAdditionalScript in creationParameters.AdditionalScripts)
{
await channel.ExecuteAsync(creationParametersAdditionalScript);
}
}
return(channel);
}
public async Task <IAsyncCommandChannel> CreateAsync(CreationParameters <SqliteConnectionStringBuilder> creationParameters)
{
if (creationParameters.ConnectionString.DataSource == ":memory:")
{
throw new NotSupportedException("Use " + nameof(MemorySqliteCommandChannelFactory));
}
CreationOrDeletionLock.EnterUpgradeableReadLock();
try
{
if (creationParameters.EraseIfExists)
{
DeleteIfExists(creationParameters.ConnectionString);
}
CreationOrDeletionLock.EnterWriteLock();
try
{
var derivedConnectionString = new SqliteConnectionStringBuilder(creationParameters.ConnectionString.ToString())
{
Mode = SqliteOpenMode.ReadWriteCreate
};
var connection = new SqliteConnection(derivedConnectionString.ToString());
connection.Open();
var adapter = new AsyncCommandChannel(
new AsyncThreadSafeConnection(
new AsyncConnection(
new SqliteConnection(creationParameters.ConnectionString.ToString())
)
)
);
foreach (var script in creationParameters.AdditionalScripts.Prepend(creationParameters.Script))
{
if (!string.IsNullOrWhiteSpace(script))
{
await adapter.ExecuteAsync(script);
}
}
return(adapter);
}
finally
{
CreationOrDeletionLock.ExitWriteLock();
}
}
finally
{
CreationOrDeletionLock.ExitUpgradeableReadLock();
}
}
