本文整理汇总了C#中IList.IsNullOrEmpty方法的典型用法代码示例。如果您正苦于以下问题：C# IList.IsNullOrEmpty方法的具体用法？C# IList.IsNullOrEmpty怎么用？C# IList.IsNullOrEmpty使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IList的用法示例。
在下文中一共展示了IList.IsNullOrEmpty方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ConditionResolver
public ConditionResolver(IList<Condition> conditions)
{
if (conditions.IsNullOrEmpty())
throw new ArgumentNullException(nameof(conditions));
_conditions = conditions;
}示例2: SavePluginLog
/// <summary>
/// Serializes the list of active plugins to the permanent store.
/// </summary>
/// <returns>The ordered list of active plugins.</returns>
public void SavePluginLog(IList<Plugin> p_lstActivePlugins)
{
if (p_lstActivePlugins.IsNullOrEmpty())
{
LoadOrderManager.SetActivePlugins(GameMode.OrderedCriticalPluginNames);
return;
}
List<string> lstPlugins = new List<string>();
foreach (Plugin plgPlugin in p_lstActivePlugins)
lstPlugins.Add(plgPlugin.Filename);
lstPlugins.Sort();
List<string> lstActivePlugins = new List<string>();
foreach (string strPlugin in GameMode.OrderedCriticalPluginNames)
{
lstPlugins.RemoveAll(x => x.Equals(strPlugin, StringComparison.CurrentCultureIgnoreCase));
if (!lstActivePlugins.Contains(strPlugin, StringComparer.CurrentCultureIgnoreCase))
lstActivePlugins.Add(strPlugin);
}
foreach (Plugin plgPlugin in PluginOrderLog.OrderedPlugins)
{
if (lstPlugins.Contains(plgPlugin.Filename, StringComparer.CurrentCultureIgnoreCase))
if (!lstActivePlugins.Contains(plgPlugin.Filename, StringComparer.CurrentCultureIgnoreCase))
lstActivePlugins.Add(plgPlugin.Filename);
}
LoadOrderManager.SetActivePlugins(lstActivePlugins.ToArray());
}示例3: GetVehicleStoreTableConfigList
public List<EHistoryDataStoreConfig> GetVehicleStoreTableConfigList(IList<Guid> vehicleCodes)
{
if (vehicleCodes.IsNullOrEmpty())
return null;
List<EHistoryDataStoreConfig> res = null;
string cmdText = string.Format("select RecordID, VehicleCode, StoreTable, ENABLE, CreateDate, remark from gps_historydatastoreconfig where VehicleCode in ('{0}')", vehicleCodes.JoinToString<Guid>("','"));
using (MySqlDataReader sdr = MySqlDB.GetDataReader(CommandType.Text, cmdText))
{
if (sdr != null)
{
res = new List<EHistoryDataStoreConfig>();
while (sdr.Read())
{
res.Add(new EHistoryDataStoreConfig
{
RecordID = sdr.GetGuid(0),
VehicleCode = sdr.GetGuid(1),
StoreTable = GetHisotryDataStoreTable(sdr.GetGuid(2)),
Enable = sdr.GetShort(3) == 1,
CreateDate = sdr.GetDateTimeExt(4),
Remark = sdr.GetStringExt(5)
});
}
sdr.Close();
}
}
return res;
}示例4: Count
/// <summary>
/// 统计停车次数，过滤停车时长小于指定值的次数
/// </summary>
/// <param name="ltVehicleCode"></param>
/// <param name="beginTime"></param>
/// <param name="endTime"></param>
/// <param name="second"></param>
/// <param name="tenantCode"></param>
/// <returns></returns>
public Dictionary<Guid, VCountStopCar> Count(IList<Guid> ltVehicleCode, DateTime beginTime, DateTime endTime, int second, string tenantCode)
{
if (ltVehicleCode.IsNullOrEmpty())
return new Dictionary<Guid, VCountStopCar>();
Dictionary<Guid, TimeSpan> totalTimes; //运行轨迹的总时长
IList<VStopCarReport> list = SearchStop(ltVehicleCode, beginTime, endTime, second, tenantCode, out totalTimes);
Dictionary<Guid, VCountStopCar> dic = new Dictionary<Guid, VCountStopCar>();
if (list != null && list.Count > 0)
{ //合并停车明细
VCountStopCar vCount;
foreach (var item in list)
{
if (dic.ContainsKey(item.VehicleCode))
{
vCount = dic[item.VehicleCode];
vCount.Count++;
vCount.CountTime += item.StopTimeSpan;
//vCount.TotalTime += item.TotalTimeSpan;
}
else
{
vCount = new VCountStopCar();
vCount.Count++;
vCount.CountTime = item.StopTimeSpan;
//vCount.TotalTime = item.TotalTimeSpan;
vCount.VehicleCode = item.VehicleCode;
vCount.LicenceNumber = item.LicenceNumber;
dic.Add(vCount.VehicleCode, vCount);
}
}
}
foreach (var item in totalTimes)
{
if (dic.ContainsKey(item.Key))
{
dic[item.Key].TotalTime = item.Value;
}
else
{
dic.Add(item.Key, new VCountStopCar
{
VehicleCode = item.Key,
Count = 0,
CountTime = new TimeSpan(0),
TotalTime = item.Value
});
}
}
return dic;
}示例5: Delete
public void Delete(IList<Guid> vehicleCodes, Guid areaCode)
{
if (vehicleCodes.IsNullOrEmpty())
return;
using (IRepository repository = SessionManager.CreateRepository(typeof(ETraceAlertSetting)))
{
Query query = new Query(typeof(ETraceAlertSetting));
Expression expression = null;
ExpressionUtility<Guid>.AddExpression("VehicleCode", vehicleCodes, PolynaryOperatorType.In, ref expression);
ExpressionUtility<Guid>.AddExpression("TracePoint.RecordID", areaCode, BinaryOperatorType.EqualTo, ref expression);
query.Expression = expression;
repository.DeleteBy(query);
}
}示例6: Build
public Grid Build(IList<IPanelItem> items)
{
var grid = new Grid();
var i = 1;
while (!items.IsNullOrEmpty())
{
grid.Blocks.Add(GenerateBlock(items.Take(i)));
items = items.Skip(i).ToList();
if (items.IsNullOrEmpty())
break;
i = i == 1 ? 4 : 1;
grid.Blocks.Add(GenerateBlock(items.Take(i)));
items = items.Skip(i).ToList();
}
return grid;
}示例7: Expand
private static IList<ParameterInstances> Expand(IList<ParameterInstances> instancesList, IList<ParameterDefinition> definitions)
{
if (definitions.IsNullOrEmpty())
return instancesList;
var nextDefinition = definitions.First();
var newInstancesList = new List<ParameterInstances>();
foreach (var instances in instancesList)
foreach (var value in nextDefinition.Values)
{
var items = new List<ParameterInstance>();
items.AddRange(instances.Items);
items.Add(new ParameterInstance(nextDefinition, value));
newInstancesList.Add(new ParameterInstances(items));
}
return Expand(newInstancesList, definitions.Skip(1).ToArray());
}示例8: Search
public IList<EBreakOilLastRecord> Search(IList<Guid> vehicleCodes)
{
if (vehicleCodes.IsNullOrEmpty())
{
return null;
}
using (IRepository repository = SessionManager.CreateRepository(typeof(EBreakOilLastRecord)))
{
Query query = new Query(typeof(EBreakOilLastRecord));
Expression expression = Expression.CreateExpression("VehicleCode", PolynaryOperatorType.In, vehicleCodes);
query.Expression = expression;
var list = repository.List<EBreakOilLastRecord>(query);
return list;
}
}示例9: GetMultipleAsync
public IAsyncOperation<IList<SynchronizedType>> GetMultipleAsync(IList<string> typeIDs)
{
if (typeIDs.IsNullOrEmpty())
{
throw new ArgumentException("typeIDs");
}
return AsyncInfo.Run<IList<SynchronizedType>>(async cancelToken =>
{
List<SynchronizedType> sTypes = new List<SynchronizedType>();
foreach(string typeID in typeIDs)
{
SynchronizedType type = await this.Ensure(typeID, cancelToken);
sTypes.Add(type);
}
return sTypes;
});
}示例10: Target
static bool Target(IList<string> unparsed)
{
string url = command_url;
if (false == unparsed.IsNullOrEmpty())
{
url = unparsed[0];
}
IVcapClient vc = new VcapClient();
VcapClientResult rslt = vc.Target(url);
if (rslt.Success)
{
Console.WriteLine(String.Format(Resources.Vmc_TargetDisplay_Fmt, rslt.Message));
}
else
{
Console.WriteLine(String.Format(Resources.Vmc_TargetNoSuccessDisplay_Fmt, rslt.Message));
}
return rslt.Success;
}示例11: GetViewsAsync
public IAsyncOperation<IList<SynchronizedView>> GetViewsAsync(IList<string> viewNames)
{
if (viewNames.IsNullOrEmpty())
{
throw new ArgumentException("viewNames");
}
return AsyncInfo.Run<IList<SynchronizedView>>(async cancelToken =>
{
LazyList<SynchronizedView> views = new LazyList<SynchronizedView>();
foreach(string viewName in viewNames)
{
SynchronizedView view = await this.GetViewAsync(viewName, cancelToken);
if (view != null)
{
views.Add(view);
}
}
return views.HasValue ? views.Value : null;
});
}示例12: SaveLocalItems
public async Task SaveLocalItems(IList<ReaderItem> items)
{
await WriteItemsToDisk(items, SourceProvider.Local);
if (!items.IsNullOrEmpty())
{
CacheCount.LocalCount = items.Count;
}
else
{
CacheCount.LocalCount = null;
}
WriteCountsToStorage().ConfigureAwait(false);
}示例13: GetChangesForItemsAsync
public IAsyncOperation<IList<RecordItemChange>> GetChangesForItemsAsync(IList<string> itemIDs)
{
if (itemIDs.IsNullOrEmpty())
{
throw new ArgumentException("itemID");
}
return AsyncInfo.Run<IList<RecordItemChange>>(async cancelToken =>
{
using (await CrossThreadLockScope.Enter(m_lock))
{
List<RecordItemChange> changes = new List<RecordItemChange>();
foreach(string id in itemIDs)
{
RecordItemChange change = await this.GetChangeAsync(id);
if (change != null)
{
changes.Add(change);
}
}
return changes;
}
});
}开发者ID:shashidharpalli，项目名称:Enabling-Programmable-Self-with-HealthVault，代码行数:24，代码来源:RecordItemChangeTable.cs
示例14: GetCurrentInfoList
public IList<EGPSCurrentInfo> GetCurrentInfoList(IList<Guid> ltVehicleCode)
{
//Query query = new Query(typeof(EGPSCurrentInfo));
//query.Expression = Expression.CreateExpression("VehicleCode", PolynaryOperatorType.In, ltVehicleCode);
//using (IRepository repository = SessionManager.CreateRepository(typeof(EGPSCurrentInfo)))
//{
// return repository.List<EGPSCurrentInfo>(query);
//}
//优化
if (ltVehicleCode.IsNullOrEmpty())
return null;
List<EGPSCurrentInfo> list = null;
string sqlText = string.Format(@"SELECT ID,GPSCode,Longitude,Latitude,Speed,Direction,ReportTime,OilState,ACCState,Mileage,PowerState,
StarkMileage,AntennaState,OilBearing,DoorStatus,PhotoPath,VehicleCode,PlunderState,Detector1,Detector2,Detector3,Detector4,CoolerStatus
FROM gps_currentinfo WHERE VehicleCode in ('{0}')", ltVehicleCode.JoinToString<Guid>("','"));
using (MySqlDataReader sdr = MySqlDB.GetDataReader(CommandType.Text, sqlText))
{
if (sdr != null)
{
list = new List<EGPSCurrentInfo>();
while (sdr.Read())
{
list.Add(new EGPSCurrentInfo
{
ID = sdr.GetGuid(0),
GPSCode = sdr.GetString(1),
Longitude = sdr.GetDouble(2),
Latitude = sdr.GetDouble(3),
Speed = sdr.GetDouble(4),
Direction = sdr.GetDouble(5),
ReportTime = sdr.GetDateTime(6),
OilState = sdr.GetInt(7),
ACCState = sdr.GetInt(8),
Mileage = sdr.GetDouble(9),
PowerState = sdr.GetInt(10),
StarkMileage = sdr.GetDouble(11),
AntennaState = sdr.GetInt(12),
OilBearing = sdr.GetDoubleExt(13),
DoorStatus = sdr.GetInt(14),
PhotoPath = sdr.GetStringExt(15),
VehicleCode = sdr.GetGuidExt(16),
PlunderState = sdr.GetInt16(17),
Detector1 = sdr.GetFloatNull(18),
Detector2 = sdr.GetFloatNull(19),
Detector3 = sdr.GetFloatNull(20),
Detector4 = sdr.GetFloatNull(21),
CoolerStatus = sdr.GetInt(22)
});
}
sdr.Close();
}
}
return list;
}示例15: SynchronizeTypesAsync
/// <summary>
/// Synchronize multiple types with a single roundtrip
/// </summary>
/// <param name="typeIDs">TypeIds to sync</param>
/// <param name="maxAgeInSeconds">View age</param>
/// <returns>A list of type ids actually synchronized</returns>
public IAsyncOperation<IList<string>> SynchronizeTypesAsync(IList<string> typeIDs, int maxAgeInSeconds)
{
if (typeIDs.IsNullOrEmpty())
{
throw new ArgumentException("typeIDs");
}
if (maxAgeInSeconds < 0)
{
throw new ArgumentException("maxAgeInSeconds");
}
return AsyncInfo.Run<IList<string>>(async cancelToken =>
{
IList<SynchronizedType> sTypes = await this.GetMultipleAsync(typeIDs);
SynchronizedViewSynchronizer synchronizer = new SynchronizedViewSynchronizer(m_recordStore.Record, maxAgeInSeconds);
synchronizer.MaxAgeInSeconds = maxAgeInSeconds;
IList<ISynchronizedView> synchronized = await synchronizer.SynchronizeAsync(sTypes.Cast<ISynchronizedView>().ToList());
if (synchronized.IsNullOrEmpty())
{
return null;
}
string[] syncedIDs = (from view in synchronized
select ((SynchronizedType) view).TypeID).ToArray();
return syncedIDs;
});
}