/// <summary>
/// SharePoint ClientContext に対して処理を試行します。
/// </summary>
/// <param name="tryAction">試行するメソッド</param>
/// <param name="catchAction">例外発生時に実行するメソッド</param>
/// <param name="finallyAction">最終的に実行するメソッド</param>
/// <remarks>例外発生時と最終的に実行する処理を指定できます。</remarks>
public void TryExecute(Action <SP.ClientContext> tryAction, Action <SP.ClientContext> catchAction = null, Action <SP.ClientContext> finallyAction = null)
{
if (tryAction == null)
{
throw new ArgumentNullException(nameof(tryAction));
}
this.ReferToContext(cn => {
var scope = new SP.ExceptionHandlingScope(cn);
using (scope.StartScope()) {
using (scope.StartTry()) { // Try
tryAction?.Invoke(cn);
}
using (scope.StartCatch()) { // Catch
catchAction?.Invoke(cn);
}
using (scope.StartFinally()) { // Finally
finallyAction?.Invoke(cn);
}
}
cn.ExecuteQuery();
// 例外判定
if (!scope.ErrorMessage.IsEmpty())
{
this.OnThrowSharePointException(scope);
return;
}
this.OnSuccess();
});
}
/// <summary>
/// SharePoint 例外発生時に呼び出されます。
/// </summary>
/// <param name="scope">ExceptionHandlingScope</param>
protected virtual void OnThrowSharePointException(SP.ExceptionHandlingScope scope)
{
if (this.ThrowSharePointException == null)
{
return;
}
var e = new ThrowSharePointExceptionEventArgs(
scope.ErrorMessage
, scope.HasException
, scope.Processed
, scope.ServerErrorCode
, scope.ServerErrorDetails
, scope.ServerErrorTypeName
, scope.ServerErrorValue
, scope.ServerStackTrace
);
this.ThrowSharePointException(this, e);
}
