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Transactor.h
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1/* Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.
2
3 This file is part of the TerraLib - a Framework for building GIS enabled applications.
4
5 TerraLib is free software: you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
9
10 TerraLib is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public License
16 along with TerraLib. See COPYING. If not, write to
17 TerraLib Team at <terralib-team@terralib.org>.
18 */
19
20/*!
21 \file terralib/ws/ogc/wcs/dataaccess/Transactor.h
22
23 \brief Implementation of the transactor for the WS OGC WCS
24
25 \author Vinicius Campanha
26*/
27
28#ifndef __TERRALIB_WS_OGC_WCS_DATAACCESS_TRANSACTOR_H
29#define __TERRALIB_WS_OGC_WCS_DATAACCESS_TRANSACTOR_H
30
31// STL
32#include <map>
33#include <memory>
34#include <string>
35
36// TerraLib
37#include "../../../../dataaccess/datasource/DataSourceTransactor.h"
38#include "../client/WCSClient.h"
39//#include "WCSLayerInfo.h"
40#include "Config.h"
41#include "../client/DataTypes.h"
42
43
44namespace te
45{
46 namespace ws
47 {
48 namespace ogc
49 {
50 namespace wcs
51 {
52 namespace da
53 {
54
55 class DataSource;
56
57 /*!
58 \class Transactor
59
60 \brief Implementation of the transactor for the WCS driver.
61 */
63 {
64 public:
65
66 Transactor(const std::shared_ptr<te::ws::ogc::WCSClient> wcs);
67
69
70 CoverageDescription coverageDescription(const std::string coverageName);
71
73
75
76 void begin();
77
78 void commit();
79
80 void rollBack();
81
82 bool isInTransaction() const;
83
84 std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
86 bool connected = false,
88
89 std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
90 const std::string& propertyName,
91 const te::gm::Envelope* e,
94 bool connected = false,
96
97 std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
98 const std::string& propertyName,
99 const te::gm::Geometry* g,
102 bool connected = false,
103 const te::common::AccessPolicy accessPolicy = te::common::RAccess);
104
105 std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
106 const te::da::ObjectIdSet* oids,
108 bool connected = false,
109 const te::common::AccessPolicy accessPolicy = te::common::RAccess);
110
111 std::unique_ptr<te::da::DataSet> query(const te::da::Select& q,
113 bool connected = false,
114 const te::common::AccessPolicy accessPolicy = te::common::RAccess);
115
116 std::unique_ptr<te::da::DataSet> query(const std::string& query,
118 bool connected = false,
119 const te::common::AccessPolicy accessPolicy = te::common::RAccess);
120
121 void execute(const te::da::Query& command);
122
123 void execute(const std::string& command);
124
125 std::unique_ptr<te::da::PreparedQuery> getPrepared(const std::string& qName = std::string(""));
126
127 std::unique_ptr<te::da::BatchExecutor> getBatchExecutor();
128
129 void cancel();
130
131 boost::int64_t getLastGeneratedId();
132
133 std::string escape(const std::string& value);
134
135 bool isDataSetNameValid(const std::string& datasetName);
136
137 bool isPropertyNameValid(const std::string& propertyName);
138
139 std::vector<std::string> getDataSetNames();
140
141 std::size_t getNumberOfDataSets();
142
143 std::unique_ptr<te::da::DataSetType> getDataSetType(const std::string& name);
144
145 boost::ptr_vector<te::dt::Property> getProperties(const std::string& datasetName);
146
147 std::unique_ptr<te::dt::Property> getProperty(const std::string& datasetName, const std::string& name);
148
149 std::unique_ptr<te::dt::Property> getProperty(const std::string& datasetName, std::size_t propertyPos);
150
151 std::vector<std::string> getPropertyNames(const std::string& datasetName);
152
153 std::size_t getNumberOfProperties(const std::string& datasetName);
154
155 bool propertyExists(const std::string& datasetName, const std::string& name);
156
157 void addProperty(const std::string& datasetName , te::dt::Property* p);
158
159 void dropProperty(const std::string& datasetName, const std::string& name);
160
161 void renameProperty(const std::string& datasetName , const std::string& propertyName, const std::string& newPropertyName);
162
163 std::unique_ptr<te::da::PrimaryKey> getPrimaryKey(const std::string& datasetName);
164
165 bool primaryKeyExists(const std::string& datasetName, const std::string& name);
166
167 void addPrimaryKey(const std::string& datasetName, te::da::PrimaryKey* pk);
168
169 void dropPrimaryKey(const std::string& datasetName);
170
171 std::unique_ptr<te::da::ForeignKey> getForeignKey(const std::string& datasetName, const std::string& name);
172
173 std::vector<std::string> getForeignKeyNames(const std::string& datasetName);
174
175 bool foreignKeyExists(const std::string& datasetName , const std::string& name);
176
177 void addForeignKey(const std::string& datasetName, te::da::ForeignKey* fk);
178
179 void dropForeignKey(const std::string& datasetName , const std::string& fkName);
180
181 std::unique_ptr<te::da::UniqueKey> getUniqueKey(const std::string& datasetName, const std::string& name);
182
183 std::vector<std::string> getUniqueKeyNames(const std::string& datasetName);
184
185 bool uniqueKeyExists(const std::string& datasetName, const std::string& name);
186
187 void addUniqueKey(const std::string& datasetName, te::da::UniqueKey* uk);
188
189 void dropUniqueKey(const std::string& datasetName, const std::string& name);
190
191 std::unique_ptr<te::da::CheckConstraint> getCheckConstraint(const std::string& datasetName, const std::string& name);
192
193 std::vector<std::string> getCheckConstraintNames(const std::string& datasetName);
194
195 bool checkConstraintExists(const std::string& datasetName, const std::string& name);
196
197 void addCheckConstraint(const std::string& datasetName, te::da::CheckConstraint* cc);
198
199 void dropCheckConstraint(const std::string& datasetName, const std::string& name);
200
201 std::unique_ptr<te::da::Index> getIndex(const std::string& datasetName, const std::string& name);
202
203 std::vector<std::string> getIndexNames(const std::string& datasetName);
204
205 bool indexExists(const std::string& datasetName, const std::string& name);
206
207 void addIndex(const std::string& datasetName, te::da::Index* idx, const std::map<std::string, std::string>& options);
208
209 void dropIndex(const std::string& datasetName, const std::string& idxName);
210
211 std::unique_ptr<te::da::Sequence> getSequence(const std::string& name);
212
213 std::vector<std::string> getSequenceNames();
214
215 bool sequenceExists(const std::string& name);
216
218
219 void dropSequence(const std::string& name);
220
221 std::unique_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
222 const std::string& propertyName);
223
224 std::unique_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
225 std::size_t propertyPos);
226
227 std::size_t getNumberOfItems(const std::string& datasetName);
228
230
231 bool dataSetExists(const std::string& name);
232
234 const std::map<std::string, std::string>& options);
235
236 void cloneDataSet(const std::string& name,
237 const std::string& cloneName,
238 const std::map<std::string, std::string>& options);
239
240 void dropDataSet(const std::string& name);
241
242 void renameDataSet(const std::string& name,
243 const std::string& newName);
244
245 void add(const std::string& datasetName,
247 const std::map<std::string, std::string>& options,
248 std::size_t limit = 0,
249 bool enableProgress = true);
250
251 void remove(const std::string& datasetName, const te::da::ObjectIdSet* oids = 0);
252
253 void update(const std::string& datasetName,
254 te::da::DataSet* dataset,
255 const std::vector<std::size_t>& properties,
256 const te::da::ObjectIdSet* oids,
257 const std::map<std::string, std::string>& options,
258 std::size_t limit = 0);
259
260 void optimize(const std::map<std::string, std::string>& opInfo);
261
262 private:
263
264 std::shared_ptr<te::ws::ogc::WCSClient> m_wcs;
266
267
268 };
269
270 } // end namespace da
271 } // end namespace wcs
272 } // end namespace ogc
273 } // end namespace ws
274} // end namespace te
275
276
277#endif // __TERRALIB_WS_OGC_WCS_DATAACCESS_TRANSACTOR_H
278
A class that describes a check constraint.
A class that models the description of a dataset.
Definition: DataSetType.h:73
A dataset is the unit of information manipulated by the data access module of TerraLib.
Definition: DataSet.h:114
A DataSourceTransactor can be viewed as a connection to the data source for reading/writing things in...
An abstract class for data providers like a DBMS, Web Services or a regular file.
Definition: DataSource.h:120
It models a foreign key constraint for a DataSetType.
Definition: ForeignKey.h:49
It describes an index associated to a DataSetType.
Definition: Index.h:53
This class represents a set of unique ids created in the same context. i.e. from the same data set.
Definition: ObjectIdSet.h:56
It describes a primary key (pk) constraint.
Definition: PrimaryKey.h:49
A Query is independent from the data source language/dialect.
Definition: Query.h:47
A Select models a query to be used when retrieving data from a DataSource.
Definition: Select.h:67
It describes a sequence (a number generator).
Definition: Sequence.h:57
It describes a unique key (uk) constraint.
Definition: UniqueKey.h:50
It models a property definition.
Definition: Property.h:60
An Envelope defines a 2D rectangular region.
Definition: Envelope.h:52
Geometry is the root class of the geometries hierarchy, it follows OGC and ISO standards.
Definition: Geometry.h:78
Implementation of the transactor for the WCS driver.
Definition: Transactor.h:63
boost::ptr_vector< te::dt::Property > getProperties(const std::string &datasetName)
It retrieves the properties of the dataset.
void setCoverageRequest(const te::ws::ogc::wcs::CoverageRequest coverageRequest)
std::unique_ptr< te::da::UniqueKey > getUniqueKey(const std::string &datasetName, const std::string &name)
It gets the unique key in the dataset with the given name.
bool foreignKeyExists(const std::string &datasetName, const std::string &name)
It checks if a foreign key with the given name exists in the data source.
std::unique_ptr< te::da::Index > getIndex(const std::string &datasetName, const std::string &name)
It gets the index with the given name from the dataset.
void rollBack()
It aborts the transaction. Any changes will be rolled-back.
boost::int64_t getLastGeneratedId()
It returns the last id generated by an insertion command.
std::unique_ptr< te::dt::Property > getProperty(const std::string &datasetName, const std::string &name)
It retrieves the property with the given name from the dataset.
std::vector< std::string > getCheckConstraintNames(const std::string &datasetName)
It gets the check constraint names of the given dataset.
void begin()
It starts a new transaction.
std::unique_ptr< te::da::Sequence > getSequence(const std::string &name)
It gets the sequence with the given name in the data source.
std::size_t getNumberOfItems(const std::string &datasetName)
It retrieves the number of items of the given dataset.
void addUniqueKey(const std::string &datasetName, te::da::UniqueKey *uk)
It adds a unique key constraint to the dataset.
bool indexExists(const std::string &datasetName, const std::string &name)
It checks if an index with the given name exists in the dataset.
bool isInTransaction() const
It returns true if a transaction is in progress, otherwise, it returns false.
void update(const std::string &datasetName, te::da::DataSet *dataset, const std::vector< std::size_t > &properties, const te::da::ObjectIdSet *oids, const std::map< std::string, std::string > &options, std::size_t limit=0)
It updates the contents of a dataset for the set of data items.
CoverageRequest m_coverageRequest
Definition: Transactor.h:265
void addProperty(const std::string &datasetName, te::dt::Property *p)
It adds a new property to the dataset schema.
void cancel()
It requests that the data source stop the processing of the current command.
std::unique_ptr< te::gm::Envelope > getExtent(const std::string &datasetName, const std::string &propertyName)
It retrieves the bounding rectangle of the spatial property for the given dataset.
bool checkConstraintExists(const std::string &datasetName, const std::string &name)
It checks if a check-constraint with the given name exists in the data source.
Transactor(const std::shared_ptr< te::ws::ogc::WCSClient > wcs)
std::vector< std::string > getIndexNames(const std::string &datasetName)
It gets the index names of the given dataset.
std::unique_ptr< te::da::DataSet > getDataSet(const std::string &name, const std::string &propertyName, const te::gm::Envelope *e, te::gm::SpatialRelation r, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
It gets the dataset identified by the given name using a spatial filter over the specified property....
void dropDataSet(const std::string &name)
It removes the dataset schema from the data source.
std::unique_ptr< te::gm::Envelope > getExtent(const std::string &datasetName, std::size_t propertyPos)
It retrieves the bounding rectangle for the spatial property lying in the given position in the datas...
std::shared_ptr< te::ws::ogc::WCSClient > m_wcs
Definition: Transactor.h:264
void execute(const te::da::Query &command)
It executes the specified command using a generic query representation.
bool sequenceExists(const std::string &name)
It checks if a sequence with the given name exists in the data source.
void dropSequence(const std::string &name)
It removes the sequence from the data source.
std::unique_ptr< te::da::DataSet > query(const te::da::Select &q, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
It executes a query that may return some data using a generic query. A dataset can be connected or di...
std::vector< std::string > getPropertyNames(const std::string &datasetName)
It gets the property names of the given dataset.
std::unique_ptr< te::da::DataSet > getDataSet(const std::string &name, const te::da::ObjectIdSet *oids, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
void cloneDataSet(const std::string &name, const std::string &cloneName, const std::map< std::string, std::string > &options)
It clones the dataset in the data source.
bool uniqueKeyExists(const std::string &datasetName, const std::string &name)
It checks if a unique key with the given name exists in the dataset.
std::unique_ptr< te::da::DataSet > getDataSet(const std::string &name, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
It gets the dataset identified by the given name. A dataset can be connected or disconnected....
std::unique_ptr< te::dt::Property > getProperty(const std::string &datasetName, std::size_t propertyPos)
It retrieves the property lying in the given position from the dataset.
std::size_t getNumberOfProperties(const std::string &datasetName)
It gets the number of properties of the given dataset.
std::unique_ptr< te::da::DataSet > query(const std::string &query, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
It executes a query that may return some data using the data source native language....
std::vector< std::string > getForeignKeyNames(const std::string &datasetName)
It gets the foreign key names of the given dataset.
bool isPropertyNameValid(const std::string &propertyName)
It checks if the given property name is valid.
std::unique_ptr< te::da::PrimaryKey > getPrimaryKey(const std::string &datasetName)
It retrieves the primary key of the dataset.
void addIndex(const std::string &datasetName, te::da::Index *idx, const std::map< std::string, std::string > &options)
It adds an index to the dataset.
void dropIndex(const std::string &datasetName, const std::string &idxName)
It removes the index from the dataset schema.
bool hasDataSets()
It checks if the data source has any dataset.
std::unique_ptr< te::da::BatchExecutor > getBatchExecutor()
It creates a batch command executor.
void dropProperty(const std::string &datasetName, const std::string &name)
It removes a property from the given dataset.
bool primaryKeyExists(const std::string &datasetName, const std::string &name)
It checks if a primary key exists in the dataset.
bool dataSetExists(const std::string &name)
It checks if a dataset with the given name exists in the data source.
CoverageDescription coverageDescription(const std::string coverageName)
std::unique_ptr< te::da::DataSetType > getDataSetType(const std::string &name)
It gets information about the given dataset.
std::unique_ptr< te::da::DataSet > getDataSet(const std::string &name, const std::string &propertyName, const te::gm::Geometry *g, te::gm::SpatialRelation r, te::common::TraverseType travType=te::common::FORWARDONLY, bool connected=false, const te::common::AccessPolicy accessPolicy=te::common::RAccess)
It gets the dataset identified by the given name using a spatial filter over the given geometric prop...
void addPrimaryKey(const std::string &datasetName, te::da::PrimaryKey *pk)
It adds a primary key constraint to the dataset schema.
std::vector< std::string > getUniqueKeyNames(const std::string &datasetName)
It gets the unique key names of the given dataset.
void remove(const std::string &datasetName, const te::da::ObjectIdSet *oids=0)
It removes all the informed items from the dataset.
void dropPrimaryKey(const std::string &datasetName)
It removes the primary key constraint from the dataset schema.
std::string escape(const std::string &value)
It escapes a string for using in commands and queries.
void addForeignKey(const std::string &datasetName, te::da::ForeignKey *fk)
It adds a foreign key constraint to a dataset.
void dropUniqueKey(const std::string &datasetName, const std::string &name)
It removes the unique key constraint from the dataset.
void renameDataSet(const std::string &name, const std::string &newName)
It renames a dataset.
std::vector< std::string > getSequenceNames()
It gets the sequence names available in the data source.
void renameProperty(const std::string &datasetName, const std::string &propertyName, const std::string &newPropertyName)
It renames a property of the given dataset.
bool propertyExists(const std::string &datasetName, const std::string &name)
It checks if a property with the given name exists in the dataset.
void commit()
It commits the transaction.
std::vector< std::string > getDataSetNames()
It It gets the dataset names available in the data source.
void add(const std::string &datasetName, te::da::DataSet *d, const std::map< std::string, std::string > &options, std::size_t limit=0, bool enableProgress=true)
It adds data items to the dataset in the data source.
void optimize(const std::map< std::string, std::string > &opInfo)
For some data access drivers, this method will perform some operations to optimize the data storage.
void dropCheckConstraint(const std::string &datasetName, const std::string &name)
It removes the check constraint from the dataset.
std::size_t getNumberOfDataSets()
It retrieves the number of data sets available in the data source.
void createDataSet(te::da::DataSetType *dt, const std::map< std::string, std::string > &options)
It creates the dataset schema definition in the target data source.
std::unique_ptr< te::da::PreparedQuery > getPrepared(const std::string &qName=std::string(""))
It creates a prepared query object that may be used for query commands (select, insert,...
void addSequence(te::da::Sequence *sequence)
It creates a new sequence in the data source.
void dropForeignKey(const std::string &datasetName, const std::string &fkName)
It removes the foreign key constraint from the dataset schema.
std::unique_ptr< te::da::ForeignKey > getForeignKey(const std::string &datasetName, const std::string &name)
It retrieves the foreign key from the given dataset.
std::unique_ptr< te::da::CheckConstraint > getCheckConstraint(const std::string &datasetName, const std::string &name)
It gets the check constraint of the dataset with the given name.
bool isDataSetNameValid(const std::string &datasetName)
It returns true if the given string is a valid dataset name.
te::da::DataSource * getDataSource() const
It returns the parent data source of the transactor.
void execute(const std::string &command)
It executes the specifed command in the data source native language.
void addCheckConstraint(const std::string &datasetName, te::da::CheckConstraint *cc)
It adds a check constraint to the dataset.
TraverseType
A dataset can be traversed in two ways:
Definition: Enums.h:54
@ FORWARDONLY
Definition: Enums.h:55
AccessPolicy
Supported data access policies (can be used as bitfield).
Definition: Enums.h:41
@ RAccess
Definition: Enums.h:43
SpatialRelation
Spatial relations between geometric objects.
Definition: Enums.h:128
TerraLib.
A struct to set the parameters of requested coverage.
Definition: DataTypes.h:130
#define TEOGCWCSDATAACCESSEXPORT
You can use this macro in order to export/import classes and functions from this module.
Definition: Config.h:71
Proxy configuration file for TerraView (see terraview_config.h).