internal LinqHandlerBuilder(MartenLinqQueryProvider provider, IMartenSession session,
Expression expression, ResultOperatorBase additionalOperator = null, bool forCompiled = false)
{
_session = session;
_provider = provider;
Model = forCompiled
? MartenQueryParser.TransformQueryFlyweight.GetParsedQuery(expression)
: MartenQueryParser.Flyweight.GetParsedQuery(expression);
if (additionalOperator != null)
{
Model.ResultOperators.Add(additionalOperator);
}
var storage = session.StorageFor(Model.MainFromClause.ItemType);
TopStatement = CurrentStatement = new DocumentStatement(storage);
// TODO -- this probably needs to get fancier later when this goes n-deep
if (Model.MainFromClause.FromExpression is SubQueryExpression sub)
{
readQueryModel(Model, storage, false, storage.Fields);
readQueryModel(sub.QueryModel, storage, true, _session.Options.ChildTypeMappingFor(sub.QueryModel.MainFromClause.ItemType));
}
else
{
readQueryModel(Model, storage, true, storage.Fields);
}
wrapIncludes(_provider.AllIncludes);
}
public Task <IReadOnlyList <T> > QueryAsync <T>(string sql, CancellationToken token, params object[] parameters)
{
assertNotDisposed();
var handler = new UserSuppliedQueryHandler <T>(this, sql, parameters);
var provider = new MartenLinqQueryProvider(this);
return(provider.ExecuteHandlerAsync(handler, token));
}
public IReadOnlyList <T> Query <T>(string sql, params object[] parameters)
{
assertNotDisposed();
var handler = new UserSuppliedQueryHandler <T>(this, sql, parameters);
var provider = new MartenLinqQueryProvider(this);
return(provider.ExecuteHandler(handler));
}
public async Task <IReadOnlyList <T> > QueryAsync <T>(string sql, CancellationToken token, params object[] parameters)
{
assertNotDisposed();
var handler = new UserSuppliedQueryHandler <T>(this, sql, parameters);
if (!handler.SqlContainsCustomSelect)
{
await Database.EnsureStorageExistsAsync(typeof(T), token).ConfigureAwait(false);
}
var provider = new MartenLinqQueryProvider(this);
return(await provider.ExecuteHandlerAsync(handler, token).ConfigureAwait(false));
}
public IReadOnlyList <T> Query <T>(string sql, params object[] parameters)
{
assertNotDisposed();
var handler = new UserSuppliedQueryHandler <T>(this, sql, parameters);
if (!handler.SqlContainsCustomSelect)
{
Database.EnsureStorageExists(typeof(T));
}
var provider = new MartenLinqQueryProvider(this);
return(provider.ExecuteHandler(handler));
}
