Albert
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generatorqueryhandler.h
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// SPDX-FileCopyrightText: 2025 Manuel Schneider
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <albert/queryhandler.h>
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#include <memory>
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#include <vector>
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namespace
QCoro {
template
<
typename
T>
class
Generator; }
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namespace
albert
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{
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class
Item;
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using
ItemGenerator = QCoro::Generator<std::vector<std::shared_ptr<albert::Item>>>;
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class
ALBERT_EXPORT
GeneratorQueryHandler
:
public
QueryHandler
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{
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public
:
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virtual
ItemGenerator
items
(
QueryContext
&context) = 0;
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protected
:
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~GeneratorQueryHandler
()
override
;
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std::unique_ptr<QueryExecution>
execution
(
QueryContext
&context)
override
;
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};
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}
// namespace albert
albert::GeneratorQueryHandler
Coroutine-based synchronous generator query handler.
Definition
generatorqueryhandler.h:30
albert::GeneratorQueryHandler::items
virtual ItemGenerator items(QueryContext &context)=0
Yields batches of items for context lazily.
albert::GeneratorQueryHandler::execution
std::unique_ptr< QueryExecution > execution(QueryContext &context) override
Returns a threaded synchronous generator query execution for context.
albert::GeneratorQueryHandler::~GeneratorQueryHandler
~GeneratorQueryHandler() override
Destructs the handler.
albert::QueryContext
Query interface.
Definition
querycontext.h:19
albert::QueryHandler
Base query handler interface for triggered queries.
Definition
queryhandler.h:33
albert
The Albert namespace.
Definition
app.h:55
workspace
albert
include
albert
generatorqueryhandler.h
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