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,
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10  TerraLib is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
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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>.
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19 
20 /*!
21  \file terralib/wfs/Transactor.h
22 
23  \brief Implementation of the transactor for the WFS driver.
24 */
25 
26 #ifndef __TERRALIB_WFS_INTERNAL_TRANSACTOR_H
27 #define __TERRALIB_WFS_INTERNAL_TRANSACTOR_H
28 
29 // TerraLib
30 #include "../dataaccess/datasource/DataSourceTransactor.h"
31 #include "Config.h"
32 
33 // STL
34 #include <map>
35 #include <memory>
36 #include <string>
37 
38 namespace te
39 {
40  namespace wfs
41  {
42 // Forward declaration
43  class DataSource;
44 
45  /*!
46  \class Transactor
47 
48  \brief Implementation of the transactor for the WFS driver.
49  */
51  {
52  public:
53 
55 
57 
59 
60  void begin();
61 
62  void commit();
63 
64  void rollBack();
65 
66  bool isInTransaction() const;
67 
68  std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
70  bool connected = false,
71  const te::common::AccessPolicy accessPolicy = te::common::RAccess);
72 
73  std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
74  const std::string& propertyName,
75  const te::gm::Envelope* e,
78  bool connected = false,
79  const te::common::AccessPolicy accessPolicy = te::common::RAccess);
80 
81  std::unique_ptr<te::da::DataSet> getDataSet(const std::string& name,
82  const std::string& propertyName,
83  const te::gm::Geometry* g,
86  bool connected = false,
87  const te::common::AccessPolicy accessPolicy = te::common::RAccess);
88 
89  std::unique_ptr<te::da::DataSet> query(const te::da::Select& q,
91  bool connected = false,
92  const te::common::AccessPolicy accessPolicy = te::common::RAccess);
93 
94  std::unique_ptr<te::da::DataSet> query(const std::string& query,
96  bool connected = false,
97  const te::common::AccessPolicy accessPolicy = te::common::RAccess);
98 
99  void execute(const te::da::Query& command);
100 
101  void execute(const std::string& command);
102 
103  std::unique_ptr<te::da::PreparedQuery> getPrepared(const std::string& qName = std::string(""));
104 
105  std::unique_ptr<te::da::BatchExecutor> getBatchExecutor();
106 
107  void cancel();
108 
109  boost::int64_t getLastGeneratedId();
110 
111  std::string escape(const std::string& value);
112 
113  bool isDataSetNameValid(const std::string& datasetName);
114 
115  bool isPropertyNameValid(const std::string& propertyName);
116 
117  std::vector<std::string> getDataSetNames();
118 
119  std::size_t getNumberOfDataSets();
120 
121  std::unique_ptr<te::da::DataSetType> getDataSetType(const std::string& name);
122 
123  boost::ptr_vector<te::dt::Property> getProperties(const std::string& datasetName);
124 
125  std::unique_ptr<te::dt::Property> getProperty(const std::string& datasetName, const std::string& name);
126 
127  std::unique_ptr<te::dt::Property> getProperty(const std::string& datasetName, std::size_t propertyPos);
128 
129  std::vector<std::string> getPropertyNames(const std::string& datasetName);
130 
131  std::size_t getNumberOfProperties(const std::string& datasetName);
132 
133  bool propertyExists(const std::string& datasetName, const std::string& name);
134 
135  void addProperty(const std::string& datasetName , te::dt::Property* p);
136 
137  void dropProperty(const std::string& datasetName, const std::string& name);
138 
139  void renameProperty(const std::string& datasetName , const std::string& propertyName, const std::string& newPropertyName);
140 
141  std::unique_ptr<te::da::PrimaryKey> getPrimaryKey(const std::string& datasetName);
142 
143  bool primaryKeyExists(const std::string& datasetName, const std::string& name);
144 
145  void addPrimaryKey(const std::string& datasetName, te::da::PrimaryKey* pk);
146 
147  void dropPrimaryKey(const std::string& datasetName);
148 
149  std::unique_ptr<te::da::ForeignKey> getForeignKey(const std::string& datasetName, const std::string& name);
150 
151  std::vector<std::string> getForeignKeyNames(const std::string& datasetName);
152 
153  bool foreignKeyExists(const std::string& datasetName , const std::string& name);
154 
155  void addForeignKey(const std::string& datasetName, te::da::ForeignKey* fk);
156 
157  void dropForeignKey(const std::string& datasetName , const std::string& fkName);
158 
159  std::unique_ptr<te::da::UniqueKey> getUniqueKey(const std::string& datasetName, const std::string& name);
160 
161  std::vector<std::string> getUniqueKeyNames(const std::string& datasetName);
162 
163  bool uniqueKeyExists(const std::string& datasetName, const std::string& name);
164 
165  void addUniqueKey(const std::string& datasetName, te::da::UniqueKey* uk);
166 
167  void dropUniqueKey(const std::string& datasetName, const std::string& name);
168 
169  std::unique_ptr<te::da::CheckConstraint> getCheckConstraint(const std::string& datasetName, const std::string& name);
170 
171  std::vector<std::string> getCheckConstraintNames(const std::string& datasetName);
172 
173  bool checkConstraintExists(const std::string& datasetName, const std::string& name);
174 
175  void addCheckConstraint(const std::string& datasetName, te::da::CheckConstraint* cc);
176 
177  void dropCheckConstraint(const std::string& datasetName, const std::string& name);
178 
179  std::unique_ptr<te::da::Index> getIndex(const std::string& datasetName, const std::string& name);
180 
181  std::vector<std::string> getIndexNames(const std::string& datasetName);
182 
183  bool indexExists(const std::string& datasetName, const std::string& name);
184 
185  void addIndex(const std::string& datasetName, te::da::Index* idx, const std::map<std::string, std::string>& options);
186 
187  void dropIndex(const std::string& datasetName, const std::string& idxName);
188 
189  std::unique_ptr<te::da::Sequence> getSequence(const std::string& name);
190 
191  std::vector<std::string> getSequenceNames();
192 
193  bool sequenceExists(const std::string& name);
194 
195  void addSequence(te::da::Sequence* sequence);
196 
197  void dropSequence(const std::string& name);
198 
199  std::unique_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
200  const std::string& propertyName);
201 
202  std::unique_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
203  std::size_t propertyPos);
204 
205  std::size_t getNumberOfItems(const std::string& datasetName);
206 
207  bool hasDataSets();
208 
209  bool dataSetExists(const std::string& name);
210 
212  const std::map<std::string, std::string>& options);
213 
214  void cloneDataSet(const std::string& name,
215  const std::string& cloneName,
216  const std::map<std::string, std::string>& options);
217 
218  void dropDataSet(const std::string& name);
219 
220  void renameDataSet(const std::string& name,
221  const std::string& newName);
222 
223  void add(const std::string& datasetName,
224  te::da::DataSet* d,
225  const std::map<std::string, std::string>& options,
226  std::size_t limit = 0,
227  bool enableProgress = true);
228 
229  void remove(const std::string& datasetName, const te::da::ObjectIdSet* oids = 0);
230 
231  void update(const std::string& datasetName,
232  te::da::DataSet* dataset,
233  const std::vector<std::size_t>& properties,
234  const te::da::ObjectIdSet* oids,
235  const std::map<std::string, std::string>& options,
236  std::size_t limit = 0);
237 
238  void optimize(const std::map<std::string, std::string>& opInfo);
239 
240  private:
241 
243  };
244 
245  } // end namespace wfs
246 } // end namespace te
247 
248 #endif // __TERRALIB_WFS_INTERNAL_TRANSACTOR_H
te::wfs::Transactor::getDataSource
te::da::DataSource * getDataSource() const
It returns the parent data source of the transactor.
te::gm::Envelope
An Envelope defines a 2D rectangular region.
Definition: Envelope.h:52
te::da::CheckConstraint
A class that describes a check constraint.
Definition: CheckConstraint.h:47
te::wfs::Transactor::getExtent
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...
te::wfs::Transactor::dropUniqueKey
void dropUniqueKey(const std::string &datasetName, const std::string &name)
It removes the unique key constraint from the dataset.
te::wfs::Transactor::getPrepared
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,...
te::wfs::Transactor::foreignKeyExists
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.
te
TerraLib.
Definition: AddressGeocodingOp.h:52
te::wfs::Transactor::getCheckConstraint
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.
te::wfs::Transactor::getUniqueKey
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.
te::wfs::Transactor::getSequence
std::unique_ptr< te::da::Sequence > getSequence(const std::string &name)
It gets the sequence with the given name in the data source.
te::wfs::Transactor::getPropertyNames
std::vector< std::string > getPropertyNames(const std::string &datasetName)
It gets the property names of the given dataset.
te::wfs::Transactor::commit
void commit()
It commits the transaction.
te::wfs::Transactor::createDataSet
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.
te::wfs::Transactor::getIndex
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.
te::wfs::Transactor::isPropertyNameValid
bool isPropertyNameValid(const std::string &propertyName)
It checks if the given property name is valid.
te::wfs::Transactor::getProperty
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.
te::wfs::DataSource
Implementation of the data source for the WFS driver.
Definition: DataSource.h:54
te::wfs::Transactor::getProperty
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.
te::common::RAccess
@ RAccess
Definition: Enums.h:43
te::wfs::Transactor::Transactor
Transactor(DataSource *ds)
TEWFSEXPORT
#define TEWFSEXPORT
You can use this macro in order to export/import classes and functions from this module.
Definition: Config.h:104
te::wfs::Transactor::addPrimaryKey
void addPrimaryKey(const std::string &datasetName, te::da::PrimaryKey *pk)
It adds a primary key constraint to the dataset schema.
te::wfs::Transactor::remove
void remove(const std::string &datasetName, const te::da::ObjectIdSet *oids=0)
It removes all the informed items from the dataset.
te::wfs::Transactor::update
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.
te::da::Query
A Query is independent from the data source language/dialect.
Definition: Query.h:47
te::wfs::Transactor::optimize
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.
te::common::TraverseType
TraverseType
A dataset can be traversed in two ways:
Definition: Enums.h:54
te::da::Index
It describes an index associated to a DataSetType.
Definition: Index.h:53
te::wfs::Transactor::getForeignKey
std::unique_ptr< te::da::ForeignKey > getForeignKey(const std::string &datasetName, const std::string &name)
It retrieves the foreign key from the given dataset.
te::wfs::Transactor::addUniqueKey
void addUniqueKey(const std::string &datasetName, te::da::UniqueKey *uk)
It adds a unique key constraint to the dataset.
te::wfs::Transactor::getDataSet
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...
te::wfs::Transactor::dropPrimaryKey
void dropPrimaryKey(const std::string &datasetName)
It removes the primary key constraint from the dataset schema.
te::wfs::Transactor::isInTransaction
bool isInTransaction() const
It returns true if a transaction is in progress, otherwise, it returns false.
te::wfs::Transactor::getUniqueKeyNames
std::vector< std::string > getUniqueKeyNames(const std::string &datasetName)
It gets the unique key names of the given dataset.
te::wfs::Transactor::cancel
void cancel()
It requests that the data source stop the processing of the current command.
te::wfs::Transactor::getIndexNames
std::vector< std::string > getIndexNames(const std::string &datasetName)
It gets the index names of the given dataset.
te::wfs::Transactor::addCheckConstraint
void addCheckConstraint(const std::string &datasetName, te::da::CheckConstraint *cc)
It adds a check constraint to the dataset.
te::wfs::Transactor::getProperties
boost::ptr_vector< te::dt::Property > getProperties(const std::string &datasetName)
It retrieves the properties of the dataset.
te::wfs::Transactor::getNumberOfItems
std::size_t getNumberOfItems(const std::string &datasetName)
It retrieves the number of items of the given dataset.
te::wfs::Transactor::getDataSet
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....
te::wfs::Transactor::dropIndex
void dropIndex(const std::string &datasetName, const std::string &idxName)
It removes the index from the dataset schema.
te::wfs::Transactor::~Transactor
~Transactor()
te::wfs::Transactor::isDataSetNameValid
bool isDataSetNameValid(const std::string &datasetName)
It returns true if the given string is a valid dataset name.
te::wfs::Transactor::dropDataSet
void dropDataSet(const std::string &name)
It removes the dataset schema from the data source.
te::da::DataSourceTransactor
A DataSourceTransactor can be viewed as a connection to the data source for reading/writing things in...
Definition: DataSourceTransactor.h:89
te::da::ForeignKey
It models a foreign key constraint for a DataSetType.
Definition: ForeignKey.h:49
te::gm::SpatialRelation
SpatialRelation
Spatial relations between geometric objects.
Definition: Enums.h:128
te::wfs::Transactor::dataSetExists
bool dataSetExists(const std::string &name)
It checks if a dataset with the given name exists in the data source.
te::wfs::Transactor::sequenceExists
bool sequenceExists(const std::string &name)
It checks if a sequence with the given name exists in the data source.
te::wfs::Transactor::getExtent
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.
te::wfs::Transactor
Implementation of the transactor for the WFS driver.
Definition: Transactor.h:51
te::wfs::Transactor::begin
void begin()
It starts a new transaction.
te::wfs::Transactor::addSequence
void addSequence(te::da::Sequence *sequence)
It creates a new sequence in the data source.
te::wfs::Transactor::getCheckConstraintNames
std::vector< std::string > getCheckConstraintNames(const std::string &datasetName)
It gets the check constraint names of the given dataset.
te::wfs::Transactor::getBatchExecutor
std::unique_ptr< te::da::BatchExecutor > getBatchExecutor()
It creates a batch command executor.
te::wfs::Transactor::getLastGeneratedId
boost::int64_t getLastGeneratedId()
It returns the last id generated by an insertion command.
te::wfs::Transactor::hasDataSets
bool hasDataSets()
It checks if the data source has any dataset.
te::wfs::Transactor::dropCheckConstraint
void dropCheckConstraint(const std::string &datasetName, const std::string &name)
It removes the check constraint from the dataset.
te::wfs::Transactor::getPrimaryKey
std::unique_ptr< te::da::PrimaryKey > getPrimaryKey(const std::string &datasetName)
It retrieves the primary key of the dataset.
te::wfs::Transactor::addForeignKey
void addForeignKey(const std::string &datasetName, te::da::ForeignKey *fk)
It adds a foreign key constraint to a dataset.
te::wfs::Transactor::uniqueKeyExists
bool uniqueKeyExists(const std::string &datasetName, const std::string &name)
It checks if a unique key with the given name exists in the dataset.
te::wfs::Transactor::propertyExists
bool propertyExists(const std::string &datasetName, const std::string &name)
It checks if a property with the given name exists in the dataset.
te::wfs::Transactor::query
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...
te::wfs::Transactor::getDataSetNames
std::vector< std::string > getDataSetNames()
It It gets the dataset names available in the data source.
te::wfs::Transactor::checkConstraintExists
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.
te::wfs::Transactor::renameProperty
void renameProperty(const std::string &datasetName, const std::string &propertyName, const std::string &newPropertyName)
It renames a property of the given dataset.
te::wfs::Transactor::query
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....
te::da::Select
A Select models a query to be used when retrieving data from a DataSource.
Definition: Select.h:67
te::wfs::Transactor::rollBack
void rollBack()
It aborts the transaction. Any changes will be rolled-back.
te::da::UniqueKey
It describes a unique key (uk) constraint.
Definition: UniqueKey.h:50
te::wfs::Transactor::getDataSet
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....
te::wfs::Transactor::cloneDataSet
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.
te::da::DataSource
An abstract class for data providers like a DBMS, Web Services or a regular file.
Definition: DataSource.h:120
te::wfs::Transactor::dropProperty
void dropProperty(const std::string &datasetName, const std::string &name)
It removes a property from the given dataset.
te::wfs::Transactor::execute
void execute(const std::string &command)
It executes the specifed command in the data source native language.
te::dt::Property
It models a property definition.
Definition: Property.h:60
te::da::DataSet
A dataset is the unit of information manipulated by the data access module of TerraLib.
Definition: DataSet.h:114
te::da::Sequence
It describes a sequence (a number generator).
Definition: Sequence.h:57
Config.h
Proxy configuration file for TerraView (see terraview_config.h).
te::wfs::Transactor::getNumberOfDataSets
std::size_t getNumberOfDataSets()
It retrieves the number of data sets available in the data source.
te::wfs::Transactor::m_ds
DataSource * m_ds
Definition: Transactor.h:242
te::da::PrimaryKey
It describes a primary key (pk) constraint.
Definition: PrimaryKey.h:49
te::wfs::Transactor::execute
void execute(const te::da::Query &command)
It executes the specified command using a generic query representation.
te::wfs::Transactor::getDataSetType
std::unique_ptr< te::da::DataSetType > getDataSetType(const std::string &name)
It gets information about the given dataset.
te::da::DataSetType
A class that models the description of a dataset.
Definition: DataSetType.h:73
te::gm::Geometry
Geometry is the root class of the geometries hierarchy, it follows OGC and ISO standards.
Definition: Geometry.h:78
te::wfs::Transactor::add
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.
te::wfs::Transactor::primaryKeyExists
bool primaryKeyExists(const std::string &datasetName, const std::string &name)
It checks if a primary key exists in the dataset.
te::wfs::Transactor::getNumberOfProperties
std::size_t getNumberOfProperties(const std::string &datasetName)
It gets the number of properties of the given dataset.
te::wfs::Transactor::dropForeignKey
void dropForeignKey(const std::string &datasetName, const std::string &fkName)
It removes the foreign key constraint from the dataset schema.
te::wfs::Transactor::indexExists
bool indexExists(const std::string &datasetName, const std::string &name)
It checks if an index with the given name exists in the dataset.
te::wfs::Transactor::addProperty
void addProperty(const std::string &datasetName, te::dt::Property *p)
It adds a new property to the dataset schema.
te::wfs::Transactor::addIndex
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.
te::wfs::Transactor::dropSequence
void dropSequence(const std::string &name)
It removes the sequence from the data source.
te::common::AccessPolicy
AccessPolicy
Supported data access policies (can be used as bitfield).
Definition: Enums.h:41
te::wfs::Transactor::getSequenceNames
std::vector< std::string > getSequenceNames()
It gets the sequence names available in the data source.
te::wfs::Transactor::escape
std::string escape(const std::string &value)
It escapes a string for using in commands and queries.
te::da::ObjectIdSet
This class represents a set of unique ids created in the same context. i.e. from the same data set.
Definition: ObjectIdSet.h:56
te::wfs::Transactor::renameDataSet
void renameDataSet(const std::string &name, const std::string &newName)
It renames a dataset.
te::wfs::Transactor::getForeignKeyNames
std::vector< std::string > getForeignKeyNames(const std::string &datasetName)
It gets the foreign key names of the given dataset.
te::common::FORWARDONLY
@ FORWARDONLY
Definition: Enums.h:55