protected override bool Initialize(LatLongDataSourceEntity lastEntity)
{
if (!lastEntity.Enable)
return false;
string[] parameters = lastEntity.Parameters.Split(new string[] { "|" }, StringSplitOptions.RemoveEmptyEntries);
if (parameters.Length != 2)
{
Logger.Error("HistoryGPSDataSource初始化参数错误！", "DataSourceID", lastEntity.ID);
return false;
}
string dbConnectionKey = parameters[0];
LatLongConnectionEntity conn = GetDbConnection(dbConnectionKey);
if (conn == null || string.IsNullOrEmpty(conn.ConnectionString))
{
Logger.Error("HistoryGPSDataSource初始化参数错误: 无法获取连接字符串！", "DataSourceID", lastEntity.ID);
return false;
}
DateTime start;
if (string.IsNullOrEmpty(lastEntity.ProgressFlag) || !DateTime.TryParse(lastEntity.ProgressFlag, out start))
{
start = new DateTime(2000, 1, 1);
}
this.dbConnectionString = conn.ConnectionString;
this.tableName = parameters[1];
this.progressStart = start;
this.progressEnd = null;
this.processStatus = LatLongDataSourceStatus.Idle;
return base.Initialize(lastEntity);
}
protected virtual bool Initialize(LatLongDataSourceEntity lastEntity)
{
if (!lastEntity.Enable)
return false;
this.dataSourceEntity = lastEntity;
return true;
}
protected AbstractLatLongDataSource(LatLongDataSourceEntity dataSourceEntity)
{
this.dataSourceEntity = dataSourceEntity;
}
public HistoryGPSDataSource(LatLongDataSourceEntity dataSourceEntity)
: base(dataSourceEntity)
{ }
