2 * Copyright (C) 2011, BMW AG
4 * GeniviAudioMananger AudioManagerDaemon
6 * \file Databasehandler.h
8 * \date 20-Oct-2011 3:42:04 PM
9 * \author Christian Mueller (christian.ei.mueller@bmw.de)
12 * GNU Lesser General Public License, version 2.1, with special exception (GENIVI clause)
13 * Copyright (C) 2011, BMW AG Christian Mueller Christian.ei.mueller@bmw.de
15 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License, version 2.1, as published by the Free Software Foundation.
16 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License, version 2.1, for more details.
17 * You should have received a copy of the GNU Lesser General Public License, version 2.1, along with this program; if not, see <http://www.gnu.org/licenses/lgpl-2.1.html>.
18 * Note that the copyright holders assume that the GNU Lesser General Public License, version 2.1, may also be applicable to programs even in cases in which the program is not a library in the technical sense.
19 * Linking AudioManager statically or dynamically with other modules is making a combined work based on AudioManager. You may license such other modules under the GNU Lesser General Public License, version 2.1. If you do not want to license your linked modules under the GNU Lesser General Public License, version 2.1, you may use the program under the following exception.
20 * As a special exception, the copyright holders of AudioManager give you permission to combine AudioManager with software programs or libraries that are released under any license unless such a combination is not permitted by the license of such a software program or library. You may copy and distribute such a system following the terms of the GNU Lesser General Public License, version 2.1, including this special exception, for AudioManager and the licenses of the other code concerned.
21 * Note that people who make modified versions of AudioManager are not obligated to grant this special exception for their modified versions; it is their choice whether to do so. The GNU Lesser General Public License, version 2.1, gives permission to release a modified version without this exception; this exception also makes it possible to release a modified version which carries forward this exception.
25 #ifndef DATABASEHANDLER_H_
26 #define DATABASEHANDLER_H_
28 #include "audiomanagertypes.h"
29 #include "DatabaseObserver.h"
34 #define DYNAMIC_ID_BOUNDARY 100 //!< the value below is reserved for staticIDs, the value above will be assigned to dynamically registered items
36 //todo: we do not have to create MainSoundProperty tables if visible = false.
37 //todo: check the enum values before entering & changing in the database.
38 //todo: change asserts for dynamic boundary checks into failure answers.#
39 //todo: check autoincrement boundary and set to 16bit limits
40 //todo: If the sink is part of a gateway, the listconnectionFormats is copied to the gatewayInformation. Check this statement for sinks & sources
41 //todo: exchange last_insert_row id to be more safe
42 //todo: create test to ensure uniqueness of names throughout the database
43 //todo: enforce the uniqueness of names
46 * This class handles and abstracts the database
48 class DatabaseHandler {
50 DatabaseHandler(std::string databasePath);
51 virtual ~DatabaseHandler();
52 am_Error_e enterDomainDB(const am_Domain_s& domainData, am_domainID_t& domainID) ;
53 am_Error_e enterMainConnectionDB(const am_MainConnection_s& mainConnectionData, am_mainConnectionID_t& connectionID) ;
54 am_Error_e enterSinkDB(const am_Sink_s& sinkData, am_sinkID_t& sinkID) ;
55 am_Error_e enterCrossfaderDB(const am_Crossfader_s& crossfaderData, am_crossfaderID_t& crossfaderID) ;
56 am_Error_e enterGatewayDB(const am_Gateway_s& gatewayData, am_gatewayID_t& gatewayID) ;
57 am_Error_e enterSourceDB(const am_Source_s& sourceData, am_sourceID_t& sourceID) ;
58 am_Error_e enterConnectionDB(const am_Connection_s& connection, am_connectionID_t& connectionID);
59 am_Error_e enterSinkClassDB(const am_SinkClass_s& sinkClass, am_sinkClass_t& sinkClassID) ;
60 am_Error_e enterSourceClassDB(am_sourceClass_t& sourceClassID, const am_SourceClass_s& sourceClass) ;
61 am_Error_e enterSystemProperties(const std::vector<am_SystemProperty_s>& listSystemProperties) ;
62 am_Error_e changeMainConnectionRouteDB(const am_mainConnectionID_t mainconnectionID, const am_Route_s& route) ;
63 am_Error_e changeMainConnectionStateDB(const am_mainConnectionID_t mainconnectionID, const am_ConnectionState_e connectionState) ;
64 am_Error_e changeSinkMainVolumeDB(const am_mainVolume_t mainVolume, const am_sinkID_t sinkID) ;
65 am_Error_e changeSinkAvailabilityDB(const am_Availability_s& availability, const am_sinkID_t sinkID) ;
66 am_Error_e changDomainStateDB(const am_DomainState_e domainState, const am_domainID_t domainID) ;
67 am_Error_e changeSinkMuteStateDB(const am_MuteState_e muteState, const am_sinkID_t sinkID) ;
68 am_Error_e changeMainSinkSoundPropertyDB(const am_MainSoundProperty_s& soundProperty, const am_sinkID_t sinkID) ;
69 am_Error_e changeMainSourceSoundPropertyDB(const am_MainSoundProperty_s& soundProperty, const am_sourceID_t sourceID) ;
70 am_Error_e changeSourceSoundPropertyDB(const am_SoundProperty_s& soundProperty, const am_sourceID_t sourceID) ;
71 am_Error_e changeSinkSoundPropertyDB(const am_SoundProperty_s& soundProperty, const am_sinkID_t sinkID) ;
72 am_Error_e changeSourceAvailabilityDB(const am_Availability_s& availability, const am_sourceID_t sourceID) ;
73 am_Error_e changeSystemPropertyDB(const am_SystemProperty_s& property) ;
74 am_Error_e changeDelayMainConnection(const am_timeSync_t & delay, const am_mainConnectionID_t & connectionID) ;
75 am_Error_e changeSinkClassInfoDB(const am_SinkClass_s& sinkClass) ;
76 am_Error_e changeSourceClassInfoDB(const am_SourceClass_s& sourceClass) ;
77 am_Error_e changeConnectionTimingInformation(const am_connectionID_t connectionID, const am_timeSync_t delay) ;
78 am_Error_e changeConnectionFinal(const am_connectionID_t connectionID) ;
79 am_Error_e changeSourceState(const am_sourceID_t sourceID, const am_SourceState_e sourceState);
80 am_Error_e changeSinkVolume(const am_sinkID_t sinkID, const am_volume_t volume);
81 am_Error_e changeSourceVolume(const am_sourceID_t sourceID, const am_volume_t volume);
82 am_Error_e changeCrossFaderHotSink(const am_crossfaderID_t crossfaderID,const am_HotSink_e hotsink);
83 am_Error_e removeMainConnectionDB(const am_mainConnectionID_t mainConnectionID) ;
84 am_Error_e removeSinkDB(const am_sinkID_t sinkID) ;
85 am_Error_e removeSourceDB(const am_sourceID_t sourceID) ;
86 am_Error_e removeGatewayDB(const am_gatewayID_t gatewayID) ;
87 am_Error_e removeCrossfaderDB(const am_crossfaderID_t crossfaderID) ;
88 am_Error_e removeDomainDB(const am_domainID_t domainID) ;
89 am_Error_e removeSinkClassDB(const am_sinkClass_t sinkClassID) ;
90 am_Error_e removeSourceClassDB(const am_sourceClass_t sourceClassID) ;
91 am_Error_e removeConnection(const am_connectionID_t connectionID) ;
92 am_Error_e getSourceClassInfoDB(const am_sourceID_t sourceID, am_SourceClass_s& classInfo) const ;
93 am_Error_e getSinkClassInfoDB(const am_sinkID_t sinkID, am_SinkClass_s& sinkClass) const ;
94 am_Error_e getGatewayInfoDB(const am_gatewayID_t gatewayID, am_Gateway_s& gatewayData) const ;
95 am_Error_e getCrossfaderInfoDB(const am_crossfaderID_t crossfaderID, am_Crossfader_s& crossfaderData) const ;
96 am_Error_e getSinkVolume(const am_sinkID_t sinkID, am_volume_t& volume) const;
97 am_Error_e getSourceVolume(const am_sourceID_t sourceID, am_volume_t& volume) const;
98 am_Error_e getSinkSoundPropertyValue(const am_sinkID_t sinkID, const am_SoundPropertyType_e propertyType, uint16_t& value) const ;
99 am_Error_e getSourceSoundPropertyValue(const am_sourceID_t sourceID, const am_SoundPropertyType_e propertyType, uint16_t& value) const ;
100 am_Error_e getListSinksOfDomain(const am_domainID_t domainID, std::vector<am_sinkID_t>& listSinkID) const ;
101 am_Error_e getListSourcesOfDomain(const am_domainID_t domainID, std::vector<am_sourceID_t>& listSourceID) const ;
102 am_Error_e getListCrossfadersOfDomain(const am_domainID_t domainID, std::vector<am_crossfaderID_t>& listGatewaysID) const ;
103 am_Error_e getListGatewaysOfDomain(const am_domainID_t domainID, std::vector<am_gatewayID_t>& listGatewaysID) const ;
104 am_Error_e getListMainConnections(std::vector<am_MainConnection_s>& listMainConnections) const ;
105 am_Error_e getListDomains(std::vector<am_Domain_s>& listDomains) const ;
106 am_Error_e getListConnections(std::vector<am_Connection_s>& listConnections) const ;
107 am_Error_e getListSinks(std::vector<am_Sink_s>& listSinks) const ;
108 am_Error_e getListSources(std::vector<am_Source_s>& lisSources) const ;
109 am_Error_e getListSourceClasses(std::vector<am_SourceClass_s>& listSourceClasses) const ;
110 am_Error_e getListCrossfaders(std::vector<am_Crossfader_s>& listCrossfaders) const ;
111 am_Error_e getListGateways(std::vector<am_Gateway_s>& listGateways) const ;
112 am_Error_e getListSinkClasses(std::vector<am_SinkClass_s>& listSinkClasses) const ;
113 am_Error_e getListVisibleMainConnections(std::vector<am_MainConnectionType_s>& listConnections) const ;
114 am_Error_e getListMainSinks(std::vector<am_SinkType_s>& listMainSinks) const ;
115 am_Error_e getListMainSources(std::vector<am_SourceType_s>& listMainSources) const ;
116 am_Error_e getListMainSinkSoundProperties(const am_sinkID_t sinkID, std::vector<am_MainSoundProperty_s>& listSoundProperties) const ;
117 am_Error_e getListMainSourceSoundProperties(const am_sourceID_t sourceID, std::vector<am_MainSoundProperty_s>& listSourceProperties) const ;
118 am_Error_e getListSystemProperties(std::vector<am_SystemProperty_s>& listSystemProperties) const ;
119 am_Error_e getTimingInformation(const am_mainConnectionID_t mainConnectionID, am_timeSync_t& delay) const ;
120 am_Error_e getDomainOfSource(const am_sourceID_t sourceID, am_domainID_t& domainID) const;
121 am_Error_e getSoureState(const am_sourceID_t sourceID, am_SourceState_e& sourceState) const;
122 am_Error_e getDomainState(const am_domainID_t domainID, am_DomainState_e state) const;
123 am_Error_e peekDomain(const std::string& name, am_domainID_t& domainID);
124 am_Error_e peekSink(const std::string& name, am_sinkID_t& sinkID);
125 am_Error_e peekSource(const std::string& name, am_sourceID_t& sourceID);
127 * checks for a certain mainConnection
128 * @param mainConnectionID to be checked for
129 * @return true if it exists
131 bool existMainConnection(const am_mainConnectionID_t mainConnectionID) const;
134 * checks if a CrossFader exists
135 * @param crossFaderID the ID of the crossfader to be checked
136 * @return true if exists
138 bool existcrossFader(const am_crossfaderID_t crossfaderID) const;
141 * checks if a connection already exists.
142 * Only takes sink, source and format information for search!
143 * @param connection the connection to be checked
144 * @return true if connections exists
146 bool existConnection(const am_Connection_s connection);
149 * checks if a connection with the given ID exists
150 * @param connectionID
151 * @return true if connection exits
153 bool existConnectionID(const am_connectionID_t connectionID);
155 * checks for a certain Source
156 * @param sourceID to be checked for
157 * @return true if it exists
159 bool existSource(const am_sourceID_t sourceID) const;
162 * checks if a source name or ID exists
163 * @param sourceID the sourceID
164 * @param name the name
165 * @return true if it exits
167 bool existSourceNameOrID(const am_sourceID_t sourceID, const std::string& name) const;
170 * checks if a name exits
171 * @param name the name
172 * @return true if it exits
174 bool existSourceName(const std::string& name) const;
176 * checks for a certain Sink
177 * @param sinkID to be checked for
178 * @return true if it exists
180 bool existSink(const am_sinkID_t sinkID) const;
183 * checks if a sink with the ID or the name exists
184 * @param sinkID the ID
185 * @param name the name
186 * @return true if it exists.
188 bool existSinkNameOrID(const am_sinkID_t sinkID, const std::string& name) const;
191 * checks if a sink with the name exists
192 * @param name the name
193 * @return true if it exists
195 bool existSinkName(const std::string& name) const;
198 * checks for a certain domain
199 * @param domainID to be checked for
200 * @return true if it exists
202 bool existDomain(const am_domainID_t domainID) const;
205 * checks for certain gateway
206 * @param gatewayID to be checked for
207 * @return true if it exists
209 bool existGateway(const am_gatewayID_t gatewayID) const;
212 * checks for certain SinkClass
214 * @return true if it exists
216 bool existSinkClass(const am_sinkClass_t sinkClassID) const;
219 * checks for certain sourceClass
220 * @param sourceClassID
221 * @return true if it exists
223 bool existSourceClass(const am_sourceClass_t sourceClassID) const;
226 * registers the Observer at the Database
227 * @param iObserver pointer to the observer
229 void registerObserver(DatabaseObserver *iObserver);
232 * gives information about the visibility of a source
233 * @param sourceID the sourceID
234 * @return true if source is visible
236 bool sourceVisible(const am_sourceID_t sourceID) const;
239 * gives information about the visibility of a sink
240 * @param sinkID the sinkID
241 * @return true if source is visible
243 bool sinkVisible(const am_sinkID_t sinkID) const;
246 am_timeSync_t calculateMainConnectionDelay(const am_mainConnectionID_t mainConnectionID) const;
247 bool connectionPartofMainConnection(const am_connectionID_t connectionID,const am_mainConnectionID_t mainConnectionID) const;
248 bool sqQuery(const std::string& query);
249 bool openDatabase(); //!< opens the database
250 void createTables(); //!< creates all tables from the static table
251 sqlite3 *mDatabase; //!< pointer to the database
252 std::string mPath; //!< path to the database
253 DatabaseObserver *mDatabaseObserver; //!< pointer to the Observer
254 bool mFirstStaticSink;
255 bool mFirstStaticSource;
256 bool mFirstStaticGateway;
257 bool mFirstStaticSinkClass;
258 bool mFirstStaticSourceClass;
259 typedef std::map<am_gatewayID_t,std::vector<bool> > ListConnectionFormat; //!< type for list of connection formats
260 ListConnectionFormat mListConnectionFormat; //!< list of connection formats
263 #endif /* DATABASEHANDLER_H_ */