mirror of https://gitee.com/bigwinds/arangodb
200 lines
8.1 KiB
C
200 lines
8.1 KiB
C
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief json shaper used to compute the shape of an json object
|
|
///
|
|
/// @file
|
|
///
|
|
/// DISCLAIMER
|
|
///
|
|
/// Copyright 2004-2013 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 triAGENS GmbH, Cologne, Germany
|
|
///
|
|
/// @author Dr. Frank Celler
|
|
/// @author Martin Schoenert
|
|
/// @author Copyright 2006-2013, triAGENS GmbH, Cologne, Germany
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef TRIAGENS_SHAPED_JSON_JSON_SHAPER_H
|
|
#define TRIAGENS_SHAPED_JSON_JSON_SHAPER_H 1
|
|
|
|
#include "BasicsC/common.h"
|
|
|
|
#include "BasicsC/json.h"
|
|
#include "ShapedJson/shaped-json.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- JSON SHAPER
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- public types
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief name of TRI_shape_path_t
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#define TRI_NAME_SHAPE_PATH(path) \
|
|
(((char const*) path) + sizeof(TRI_shape_path_t) + path->_aidLength * sizeof(TRI_shape_aid_t))
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- public types
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief a const which represents an undefined weight
|
|
///
|
|
/// 2^63-1 to indicate that the attribute is weighted to be the lowest possible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#define TRI_VOC_UNDEFINED_ATTRIBUTE_WEIGHT (-9223372036854775807L)
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief global shape ids and pointers
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
typedef struct TRI_basic_shapes_s {
|
|
TRI_shape_sid_t _sidNull;
|
|
TRI_shape_sid_t _sidBoolean;
|
|
TRI_shape_sid_t _sidNumber;
|
|
TRI_shape_sid_t _sidShortString;
|
|
TRI_shape_sid_t _sidLongString;
|
|
TRI_shape_sid_t _sidList;
|
|
|
|
TRI_shape_t _shapeNull;
|
|
TRI_shape_t _shapeBoolean;
|
|
TRI_shape_t _shapeNumber;
|
|
TRI_shape_t _shapeShortString;
|
|
TRI_shape_t _shapeLongString;
|
|
TRI_shape_t _shapeList;
|
|
}
|
|
TRI_basic_shapes_t;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief json shaper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
typedef struct TRI_shaper_s {
|
|
TRI_shape_aid_t (*findOrCreateAttributeByName) (struct TRI_shaper_s*, char const*, bool);
|
|
TRI_shape_aid_t (*lookupAttributeByName) (struct TRI_shaper_s*, char const*);
|
|
char const* (*lookupAttributeId) (struct TRI_shaper_s*, TRI_shape_aid_t);
|
|
TRI_shape_t const* (*findShape) (struct TRI_shaper_s*, TRI_shape_t*, bool, bool);
|
|
TRI_shape_t const* (*lookupShapeId) (struct TRI_shaper_s*, TRI_shape_sid_t);
|
|
int64_t (*lookupAttributeWeight) (struct TRI_shaper_s*, TRI_shape_aid_t);
|
|
TRI_shape_path_t const* (*lookupAttributePathByPid) (struct TRI_shaper_s*, TRI_shape_pid_t);
|
|
TRI_shape_pid_t (*findOrCreateAttributePathByName) (struct TRI_shaper_s*, char const*, bool);
|
|
TRI_shape_pid_t (*lookupAttributePathByName) (struct TRI_shaper_s*, char const*);
|
|
|
|
TRI_associative_synced_t _attributePathsByName;
|
|
TRI_associative_synced_t _attributePathsByPid;
|
|
|
|
TRI_shape_pid_t _nextPid;
|
|
TRI_mutex_t _attributePathLock;
|
|
|
|
TRI_memory_zone_t* _memoryZone;
|
|
}
|
|
TRI_shaper_t;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- SHAPER
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- public functions
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief creates the attribute path
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
char const* TRI_AttributeNameShapePid (TRI_shaper_t*, TRI_shape_pid_t);
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- protected functions
|
|
// -----------------------------------------------------------------------------
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief initialises the shaper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
int TRI_InitShaper (TRI_shaper_t*, TRI_memory_zone_t*);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief destroys the shaper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void TRI_DestroyShaper (TRI_shaper_t* shaper);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief frees the shaper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void TRI_FreeShaper (TRI_shaper_t* shaper);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief return the sid for a basic type
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
TRI_shape_sid_t TRI_LookupBasicSidShaper (TRI_shape_type_e);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief checks whether a shape is of primitive type
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
TRI_shape_t* TRI_LookupSidBasicShapeShaper (TRI_shape_sid_t);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief checks whether a shape is of primitive type
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
TRI_shape_t* TRI_LookupBasicShapeShaper (TRI_shape_t const*);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief returns the first id for user-defined shapes
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
TRI_shape_sid_t TRI_FirstCustomShapeIdShaper (void);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief initialises global basic shape types
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void TRI_InitialiseShaper (void);
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief shutdown shaper
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void TRI_ShutdownShaper (void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// --SECTION-- END-OF-FILE
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// Local Variables:
|
|
// mode: outline-minor
|
|
// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|/// @page\\|// --SECTION--\\|/// @\\}"
|
|
// End:
|