0
好吧,而不是与xml
战斗,我被引导到EntityConnectionStringBuilder
。所以这是我迄今为止所拥有的。 EnityManagerFactory
调用创建方法。现在Create方法创建并返回一个EntityManager
,在这种情况下称为UnionEntities
。使用EntityConnectionStringBuilder建立一个动态的IdeaBlade连接字符串
public UnionEntities Create()
{
string providerName = "System.Data.SqlClient";
string serverName = ConfigurationManager.AppSettings["DatabaseServer"];
string databaseName = ConfigurationManager.AppSettings["DatabaseName"];
string userName = ConfigurationManager.AppSettings["DatabaseUserName"];
string password = ConfigurationManager.AppSettings["DatabasePassword"];
bool integratedSecurity = bool.Parse(ConfigurationManager.AppSettings["IntegratedSecurity"]);
SqlConnectionStringBuilder sqlBuilder = new SqlConnectionStringBuilder();
// Set the properties for the data source.
sqlBuilder.DataSource = serverName;
sqlBuilder.InitialCatalog = databaseName;
sqlBuilder.IntegratedSecurity = integratedSecurity;
sqlBuilder.UserID = userName;
sqlBuilder.Password = password;
// Build the SqlConnection connection string.
string providerString = sqlBuilder.ToString();
// Initialize the EntityConnectionStringBuilder.
EntityConnectionStringBuilder entityBuilder =
new EntityConnectionStringBuilder();
//Set the provider name.
entityBuilder.Provider = providerName;
// Set the provider-specific connection string.
entityBuilder.ProviderConnectionString = providerString;
// Set the Metadata location.
entityBuilder.Metadata = @"res://*/UnionModel.csdl|
res://*/UnionModel.ssdl|
res://*/UnionModel.msl";
var manager = new UnionEntities();
manager.Saving += SaveValidationHelper.SavingHandler;
manager.DefaultQueryStrategy = QueryStrategy.DataSourceOnly;
return manager;
}
现在常新UnionEntities()
使用在app.Config file
的ConnectionString
。我现在如何告诉它使用我的EntityConnectionStringBuilder
对象?