public object GetUnderlyingSearcher()
{
this.CheckDisposed();
if (this.qbeFilter != null)
{
if (this.qbeFilter.unpersisted)
{
if (!this.HasReferentialPropertiesSet())
{
StoreCtx queryCtx = this.ctx.QueryCtx;
if (queryCtx.SupportsSearchNatively)
{
this.underlyingSearcher = queryCtx.PushFilterToNativeSearcher(this);
return(this.underlyingSearcher);
}
else
{
throw new InvalidOperationException(StringResources.PrincipalSearcherNoUnderlying);
}
}
else
{
throw new InvalidOperationException(StringResources.PrincipalSearcherNonReferentialProps);
}
}
else
{
throw new InvalidOperationException(StringResources.PrincipalSearcherPersistedPrincipal);
}
}
else
{
throw new InvalidOperationException(StringResources.PrincipalSearcherMustSetFilter);
}
}
public object GetUnderlyingSearcher()
{
GlobalDebug.WriteLineIf(GlobalDebug.Info, "PrincipalSearcher", "Entering GetUnderlyingSearcher");
CheckDisposed();
// We have to have a filter
if (_qbeFilter == null)
{
throw new InvalidOperationException(StringResources.PrincipalSearcherMustSetFilter);
}
// Double-check that the Principal isn't persisted. We don't allow them to assign a persisted
// Principal as the filter, but they could have persisted it after assigning it to the QueryFilter
// property.
if (!_qbeFilter.unpersisted)
{
throw new InvalidOperationException(StringResources.PrincipalSearcherPersistedPrincipal);
}
// Validate the QBE filter: make sure it doesn't have any non-scalar properties set.
if (HasReferentialPropertiesSet())
{
throw new InvalidOperationException(StringResources.PrincipalSearcherNonReferentialProps);
}
StoreCtx storeCtx = _ctx.QueryCtx;
Debug.Assert(storeCtx != null);
// The underlying context must actually support search (i.e., no MSAM/reg-SAM)
if (storeCtx.SupportsSearchNatively == false)
{
throw new InvalidOperationException(StringResources.PrincipalSearcherNoUnderlying);
}
// We need to generate the searcher every time because the object could change
// outside of our control.
_underlyingSearcher = storeCtx.PushFilterToNativeSearcher(this);
return(_underlyingSearcher);
}
