/// <summary>
/// 根据表名创建对应的bll层实体对象
/// </summary>
/// <param name="tableName">目标表名称</param>
/// <returns>继承自BaseBll类型的子类对象</returns>
public static object GetBllInstance(string tableName)
{
var assemblyName = "Guoli.Bll";
var fullName = $"{assemblyName}.{tableName}Bll";
return(ReflectorHelper.GetInstance(assemblyName, fullName));
}
protected BaseBll()
{
var assembly = "Guoli.Fs.Dal";
var fullName = $"Guoli.Fs.Dal.{typeof(T).Name}Dal";
Dal = ReflectorHelper.GetInstance(assembly, fullName) as BaseDal <T>;
}
private Dictionary <string, object> GetTableData(List <DbUpdateLog> dbLog)
{
var results = new Dictionary <string, object>();
var tables = Utils.GetServer2ClientTables();
var groups = dbLog.GroupBy(o => o.TableName);
foreach (var g in groups)
{
var name = g.Key;
if (!tables.Contains(name))
{
continue;
}
var log = g.ToList();
var idList = log.Select(o => o.TargetId);
var condition = $" Id IN ({string.Join(",", idList)})";
var bll = ReflectorHelper.GetInstance("Guoli.Bll", $"Guoli.Bll.{name}Bll") as IBll;
var data = bll.QueryList(condition);
if (data.Any())
{
results.Add(name, data);
}
}
return(results);
}
public void TestGetInstance()
{
var instance = ReflectorHelper.GetInstance("Guoli.UtilitiesTest", "Guoli.UtilitiesTest.Helpers.TestClass");
instance.Should()
.BeOfType <TestClass>("because the fullname of the class is Guoli.UtilitiesTest.Helpers.TestClass");
}
/// <summary>
/// 创建导入过程中所需要的实例
/// </summary>
private void BuildInstance()
{
CacheManager = CacheManager.GetInstance();
OracleBaseBll =
ReflectorHelper.GetInstance("Guoli.Bll", $"Guoli.Bll.{OracleTableName}Bll") as BaseBll <TOracle>;
SqlserverBaseBll =
ReflectorHelper.GetInstance("Guoli.Bll", $"Guoli.Bll.{SqlserverTableName}Bll") as BaseBll <TSqlserver>;
}
/// <summary>
/// 获取配置文件中的待执行数据同步的任务列表
/// 我们约定配置文件中的配置项以不变量类<see cref="Constants"/>中的前缀字符串开头
/// 如：
/// <add key="_migration_DepartmentMigration" value="Guoli.DataMigration.DepartmentMigration" />
/// </summary>
/// <returns>返回获取到的任务列表或者空列表</returns>
private static List <IMigration> GetSyncTasks()
{
var tasks = new List <IMigration>();
try
{
var assemblyName = MethodBase.GetCurrentMethod().DeclaringType.Namespace;
var appSettings = ConfigurationManager.AppSettings;
var configKeys = appSettings.AllKeys.Where(key => key.StartsWith(Constants.PrefixOfMigrationTasks));
tasks.AddRange(
configKeys.Select(key => ReflectorHelper.GetInstance($"{assemblyName}", appSettings[key]))
.Cast <IMigration>());
}
catch (Exception ex)
{
// Ignore
}
return(tasks);
}