1 /****************************************************************************** 2 * $Id: ogrmutexedlayer.h 355b41831cd2685c85d1aabe5b95665a2c6e99b7 2019-06-19 17:07:04 +0200 Even Rouault $ 3 * 4 * Project: OpenGIS Simple Features Reference Implementation 5 * Purpose: Defines OGRLMutexedLayer class 6 * Author: Even Rouault, even dot rouault at spatialys.com 7 * 8 ****************************************************************************** 9 * Copyright (c) 2013, Even Rouault <even dot rouault at spatialys.com> 10 * 11 * Permission is hereby granted, free of charge, to any person obtaining a 12 * copy of this software and associated documentation files (the "Software"), 13 * to deal in the Software without restriction, including without limitation 14 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 15 * and/or sell copies of the Software, and to permit persons to whom the 16 * Software is furnished to do so, subject to the following conditions: 17 * 18 * The above copyright notice and this permission notice shall be included 19 * in all copies or substantial portions of the Software. 20 * 21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 26 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 27 * DEALINGS IN THE SOFTWARE. 28 ****************************************************************************/ 29 30 #ifndef OGRMUTEXEDLAYER_H_INCLUDED 31 #define OGRMUTEXEDLAYER_H_INCLUDED 32 33 #ifndef DOXYGEN_SKIP 34 35 #include "ogrlayerdecorator.h" 36 #include "cpl_multiproc.h" 37 38 /** OGRMutexedLayer class protects all virtual methods of OGRLayer with a mutex. 39 * 40 * If the passed mutex is NULL, then no locking will be done. 41 * 42 * Note that the constructors and destructors are not explicitly protected 43 * by the mutex. 44 */ 45 class CPL_DLL OGRMutexedLayer : public OGRLayerDecorator 46 { 47 CPL_DISALLOW_COPY_ASSIGN(OGRMutexedLayer) 48 49 protected: 50 CPLMutex *m_hMutex; 51 52 public: 53 54 /* The construction of the object isn't protected by the mutex */ 55 OGRMutexedLayer(OGRLayer* poDecoratedLayer, 56 int bTakeOwnership, 57 CPLMutex* hMutex); 58 59 /* The destruction of the object isn't protected by the mutex */ 60 virtual ~OGRMutexedLayer(); 61 62 virtual OGRGeometry *GetSpatialFilter() override; 63 virtual void SetSpatialFilter( OGRGeometry * ) override; 64 virtual void SetSpatialFilterRect( double dfMinX, double dfMinY, 65 double dfMaxX, double dfMaxY ) override; 66 virtual void SetSpatialFilter( int iGeomField, OGRGeometry * ) override; 67 virtual void SetSpatialFilterRect( int iGeomField, double dfMinX, double dfMinY, 68 double dfMaxX, double dfMaxY ) override; 69 70 virtual OGRErr SetAttributeFilter( const char * ) override; 71 72 virtual void ResetReading() override; 73 virtual OGRFeature *GetNextFeature() override; 74 virtual OGRErr SetNextByIndex( GIntBig nIndex ) override; 75 virtual OGRFeature *GetFeature( GIntBig nFID ) override; 76 virtual OGRErr ISetFeature( OGRFeature *poFeature ) override; 77 virtual OGRErr ICreateFeature( OGRFeature *poFeature ) override; 78 virtual OGRErr DeleteFeature( GIntBig nFID ) override; 79 80 virtual const char *GetName() override; 81 virtual OGRwkbGeometryType GetGeomType() override; 82 virtual OGRFeatureDefn *GetLayerDefn() override; 83 84 virtual OGRSpatialReference *GetSpatialRef() override; 85 86 virtual GIntBig GetFeatureCount( int bForce = TRUE ) override; 87 virtual OGRErr GetExtent(int iGeomField, OGREnvelope *psExtent, int bForce = TRUE) override; 88 virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE) override; 89 90 virtual int TestCapability( const char * ) override; 91 92 virtual OGRErr CreateField( OGRFieldDefn *poField, 93 int bApproxOK = TRUE ) override; 94 virtual OGRErr DeleteField( int iField ) override; 95 virtual OGRErr ReorderFields( int* panMap ) override; 96 virtual OGRErr AlterFieldDefn( int iField, OGRFieldDefn* poNewFieldDefn, int nFlags ) override; 97 98 virtual OGRErr SyncToDisk() override; 99 100 virtual OGRStyleTable *GetStyleTable() override; 101 virtual void SetStyleTableDirectly( OGRStyleTable *poStyleTable ) override; 102 103 virtual void SetStyleTable(OGRStyleTable *poStyleTable) override; 104 105 virtual OGRErr StartTransaction() override; 106 virtual OGRErr CommitTransaction() override; 107 virtual OGRErr RollbackTransaction() override; 108 109 virtual const char *GetFIDColumn() override; 110 virtual const char *GetGeometryColumn() override; 111 112 virtual OGRErr SetIgnoredFields( const char **papszFields ) override; 113 114 virtual char **GetMetadata( const char * pszDomain = "" ) override; 115 virtual CPLErr SetMetadata( char ** papszMetadata, 116 const char * pszDomain = "" ) override; 117 virtual const char *GetMetadataItem( const char * pszName, 118 const char * pszDomain = "" ) override; 119 virtual CPLErr SetMetadataItem( const char * pszName, 120 const char * pszValue, 121 const char * pszDomain = "" ) override; 122 }; 123 124 #endif /* #ifndef DOXYGEN_SKIP */ 125 126 #endif // OGRMUTEXEDLAYER_H_INCLUDED 127