44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
/*
|
|
* Copyright (C) 2018 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef LIBTEXTCLASSIFIER_UTILS_GRAMMAR_CALLBACK_DELEGATE_H_
|
|
#define LIBTEXTCLASSIFIER_UTILS_GRAMMAR_CALLBACK_DELEGATE_H_
|
|
|
|
#include "utils/base/integral_types.h"
|
|
#include "utils/grammar/match.h"
|
|
#include "utils/grammar/rules_generated.h"
|
|
#include "utils/grammar/types.h"
|
|
|
|
namespace libtextclassifier3::grammar {
|
|
|
|
class Matcher;
|
|
|
|
// CallbackDelegate is an interface and default implementation used by the
|
|
// grammar matcher to dispatch rule matches.
|
|
class CallbackDelegate {
|
|
public:
|
|
virtual ~CallbackDelegate() = default;
|
|
|
|
// This is called by the matcher whenever it finds a match for a rule to
|
|
// which a callback is attached.
|
|
virtual void MatchFound(const Match* match, const CallbackId callback_id,
|
|
const int64 callback_param, Matcher* matcher) {}
|
|
};
|
|
|
|
} // namespace libtextclassifier3::grammar
|
|
|
|
#endif // LIBTEXTCLASSIFIER_UTILS_GRAMMAR_CALLBACK_DELEGATE_H_
|