protected override void InsertItem(int index, Catch item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
if (TryCatch.FindCatchActivity(item.ExceptionType, base.Items) != null)
{
throw FxTrace.Exception.Argument("item", System.Activities.SR.DuplicateCatchClause(item.ExceptionType.FullName));
}
base.InsertItem(index, item);
}
protected override void SetItem(int index, Catch item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
Catch objB = TryCatch.FindCatchActivity(item.ExceptionType, base.Items);
if ((objB != null) && !object.ReferenceEquals(base[index], objB))
{
throw FxTrace.Exception.Argument("item", System.Activities.SR.DuplicateCatchClause(item.ExceptionType.FullName));
}
base.SetItem(index, item);
}
protected override void SetItem(int index, Catch item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
Catch existingCatch = TryCatch.FindCatchActivity(item.ExceptionType, this.Items);
if (existingCatch != null && !object.ReferenceEquals(this[index], existingCatch))
{
throw FxTrace.Exception.Argument("item", SR.DuplicateCatchClause(item.ExceptionType.FullName));
}
base.SetItem(index, item);
}
protected override void InsertItem(int index, Catch item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
Catch existingCatch = TryCatch.FindCatchActivity(item.ExceptionType, this.Items);
if (existingCatch != null)
{
throw FxTrace.Exception.Argument("item", SR.DuplicateCatchClause(item.ExceptionType.FullName));
}
base.InsertItem(index, item);
}