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arangodb/arangod/VocBase/shape-accessor.h

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2.8 KiB
C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGOD_VOC_BASE_SHAPE_ACCESSOR_H
#define ARANGOD_VOC_BASE_SHAPE_ACCESSOR_H 1
#include "Basics/Common.h"
#include "Basics/json.h"
#include "VocBase/shaped-json.h"
class VocShaper;
////////////////////////////////////////////////////////////////////////////////
/// @brief json shape access
////////////////////////////////////////////////////////////////////////////////
typedef struct TRI_shape_access_s {
TRI_shape_sid_t _sid; // shaped identifier of the shape we are looking at
TRI_shape_pid_t _pid; // path identifier of the attribute path
TRI_shape_sid_t _resultSid; // resulting shape
void const** _code; // bytecode
} TRI_shape_access_t;
////////////////////////////////////////////////////////////////////////////////
/// @brief free a shape accessor
////////////////////////////////////////////////////////////////////////////////
void TRI_FreeShapeAccessor(TRI_shape_access_t*);
////////////////////////////////////////////////////////////////////////////////
/// @brief creates a shape accessor
////////////////////////////////////////////////////////////////////////////////
TRI_shape_access_t* TRI_ShapeAccessor(VocShaper* shaper, TRI_shape_sid_t sid,
TRI_shape_pid_t pid);
////////////////////////////////////////////////////////////////////////////////
/// @brief executes a shape accessor
////////////////////////////////////////////////////////////////////////////////
bool TRI_ExecuteShapeAccessor(TRI_shape_access_t const* accessor,
TRI_shaped_json_t const* shaped,
TRI_shaped_json_t* result);
////////////////////////////////////////////////////////////////////////////////
/// @brief prints a TRI_shape_t for debugging
////////////////////////////////////////////////////////////////////////////////
void TRI_PrintShapeAccessor(TRI_shape_access_t*);
#endif