Revision 229 org.gvsig.projection.jcrs/trunk/org.gvsig.projection.jcrs/org.gvsig.projection.jcrs.lib/src/main/java/es/idr/teledeteccion/connection/EpsgConnection.java
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA. |
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* |
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* For more information, contact: |
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* |
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* Generalitat Valenciana |
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* Conselleria d'Infraestructures i Transport |
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* Av. Blasco Ib??ez, 50 |
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* 46010 VALENCIA |
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* SPAIN |
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* |
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* +34 963862235 |
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* gvsig@gva.es |
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* www.gvsig.gva.es |
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* |
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* or |
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* |
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* Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha) |
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* Campus Universitario s/n |
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* 02071 Alabacete |
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* Spain |
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* |
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* +34 967 599 200 |
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*/ |
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package es.idr.teledeteccion.connection; |
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import java.sql.Connection; |
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* Clase para la conexi?n con la base de datos de hsqldb. |
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* Establece el driver necesario, as? como la cadena de |
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* conexi?n a la base de datos de la EPSG y la IAU2000 |
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*
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* |
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* @author Jos? Luis G?mez Mart?nez (jolugomar@gmail.com) |
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* |
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*/ |
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public class EpsgConnection extends jdbcDataSource {
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private static final Logger logger = LoggerFactory.getLogger(EpsgConnection.class); |
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Connection connect; |
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private static final Logger logger = LoggerFactory.getLogger(EpsgConnection.class); |
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Connection connect = null; |
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String connectionType = null; |
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public EpsgConnection() {
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/* try {
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Class.forName("org.hsqldb.jdbcDriver");
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} catch (ClassNotFoundException e) {
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logger.error("Can't create EpsgConnection",e);
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}*/ |
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} |
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public void setConnectionEPSG() {
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HSQLDataSource ds = new HSQLDataSource(); |
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try {
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connect = ds.getConnection(); |
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} catch (SQLException e) {
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logger.error("Cant get conection from HSQLDataSource.", e);
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} |
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} |
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/** |
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* Establece la conexi?n con la base de datos de la IAU2000 |
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* |
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*/ |
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public void setConnectionIAU2000() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/iau2000"; |
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setDatabase(db); |
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setUser("sa");
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try {
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connect = super.getConnection(); |
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} catch (SQLException e) {
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logger.error("Can't get conection from database '"+db+"'.", e);
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} |
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} |
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/** |
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* Establece la conexi?n con la base de datos de ESRI |
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* |
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*/ |
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public void setConnectionEsri() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/esri"; |
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setDatabase(db); |
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setUser("sa");
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try {
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connect = super.getConnection(); |
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} catch (SQLException e) {
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logger.error("Can't get conection from database '"+db+"'.",e);
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} |
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} |
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/** |
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public EpsgConnection() {
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/* try {
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Class.forName("org.hsqldb.jdbcDriver");
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} catch (ClassNotFoundException e) {
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logger.error("Can't create EpsgConnection",e);
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}*/ |
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} |
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private void setConnection(Connection connection, String type) {
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this.connect = connection; |
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this.connectionType = type; |
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logger.debug("Created connection to '"+connectionType+"'.");
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} |
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public void setConnectionEPSG() {
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HSQLDataSource ds = new HSQLDataSource(); |
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try {
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setConnection(ds.getConnection(), "EPSG"); |
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} catch (SQLException e) {
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logger.warn("Cant get conection from HSQLDataSource.", e);
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} |
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} |
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/** |
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* Establece la conexi?n con la base de datos de la IAU2000 |
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* |
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*/ |
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public void setConnectionIAU2000() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/iau2000"; |
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setDatabase(db); |
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setUser("sa");
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try {
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setConnection(super.getConnection(),"IAU2000"); |
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} catch (SQLException e) {
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logger.warn("Can't get conection from database '" + db + "'.", e);
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} |
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} |
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/** |
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* Establece la conexi?n con la base de datos de ESRI |
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* |
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*/ |
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public void setConnectionEsri() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/esri"; |
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setDatabase(db); |
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setUser("sa");
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try {
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setConnection(super.getConnection(),"Esri"); |
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} catch (SQLException e) {
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logger.warn("Can't get conection from database '" + db + "'.", e);
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} |
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} |
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/** |
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* Sets connection for CRS:* coordinate reference systems |
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* such as CRS:84 |
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* |
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*/ |
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public void setConnectionNoAuth() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/noauth";
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/noauth";
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setDatabase(db); |
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setUser("sa");
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try {
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connect = super.getConnection();
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setConnection(super.getConnection(),"NoAuth");
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} catch (SQLException e) {
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logger.error("Can't get conection from database '"+db+"'.",e);
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logger.warn("Can't get conection from database '" + db + "'.", e);
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} |
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} |
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/** |
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* Establece la conexi?n con la base de datos de USR |
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* |
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*/ |
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public void setConnectionUsr() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/usr"; |
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setDatabase(db); |
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setUser("sa");
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try {
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connect = super.getConnection(); |
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} catch (SQLException e) {
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logger.error("Can't get conection from database '"+db+"'.",e);
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} |
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} |
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public Connection getConnection(){
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return connect; |
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} |
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public void shutdown() throws SQLException {
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/** |
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* Establece la conexi?n con la base de datos de USR |
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* |
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*/ |
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public void setConnectionUsr() {
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String db = "jdbc:hsqldb:file:" + CrsFactory.getDataBaseFolder().getAbsolutePath() + "/usr"; |
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setDatabase(db); |
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setUser("sa");
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try {
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setConnection(super.getConnection(),"Usr"); |
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} catch (SQLException e) {
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logger.warn("Can't get conection from database '" + db + "'.", e);
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} |
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} |
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public Connection getConnection() {
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return connect; |
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} |
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public void shutdown() throws SQLException {
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Statement st = connect.createStatement(); |
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// db writes out to files and performs clean shuts down |
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// db writes out to files and performs clean shuts down
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// otherwise there will be an unclean shutdown |
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// when program ends |
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st.execute("SHUTDOWN");
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connect.close(); // if there are no other open connection |
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logger.debug("Shutdown connection to '"+connectionType+"' database.");
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} |
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public synchronized void update(String expression) throws SQLException {
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Statement st = null;
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public synchronized void update(String expression) throws SQLException {
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st = connect.createStatement(); // statements |
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int i = st.executeUpdate(expression); // run the query |
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if (i == -1) {
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System.out.println("db error : " + expression);
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Statement st = null; |
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st = connect.createStatement(); |
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int i = st.executeUpdate(expression); |
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if ( i == -1 ) {
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logger.warn("db("+connectionType+") error in statement: " + expression);
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} |
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st.close(); |
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} |
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/* |
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*//** |
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* Establece la conexi?n con la base de datos de la EPSG |
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* |
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*//* |
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public void setConnectionEPSG() {
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try {
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connect = DriverManager.getConnection("jdbc:hsqldb:file:gvSIG/extensiones/org.gvsig.crs.extension/db_epsg", "sa", "");
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} catch (SQLException e1) {
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logger.... |
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} |
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} |
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*//** |
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* Establece la conexi?n con la base de datos de la IAU2000 |
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* |
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*//* |
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public void setConnectionIAU2000() {
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try {
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connect = DriverManager.getConnection("jdbc:hsqldb:file:gvSIG/extensiones/org.gvsig.crs.extension/db_iau2000", "sa", "");
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} catch (SQLException e1) {
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logger.... |
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} |
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} |
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*//** |
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* Establece la conexi?n con la base de datos de ESRI |
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* |
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*//* |
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public void setConnectionEsri() {
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try {
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connect = DriverManager.getConnection("jdbc:hsqldb:file:/home/jlgomez/gvSIGF2/_fwAndami/gvSIG/extensiones/org.gvsig.crs.extension/db_esri", "sa", "");
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} catch (SQLException e1) {
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logger.... |
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} |
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} |
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*//** |
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* Establece la conexi?n con la base de datos de USR |
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* |
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*//* |
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public void setConnectionUsr() {
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try {
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connect = DriverManager.getConnection("jdbc:hsqldb:file:gvSIG/extensiones/org.gvsig.crs.extension/db_usr", "sa", "");
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} catch (SQLException e1) {
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logger.... |
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} |
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} |
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public Connection getConnection(){
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return connect; |
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} |
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public void shutdown() throws SQLException {
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Statement st = connect.createStatement(); |
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// db writes out to files and performs clean shuts down |
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// otherwise there will be an unclean shutdown |
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// when program ends |
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st.execute("SHUTDOWN");
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connect.close(); // if there are no other open connection |
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}*/ |
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/** |
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* Returns {@code true} if the database contains data. This method returns {@code false}
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* if an empty EPSG database has been automatically created by HSQL and not yet populated. |
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*/ |
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private static boolean dataExists(final Connection connection) throws SQLException {
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final ResultSet tables = connection.getMetaData().getTables( |
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null, null, "IAU2000_%", new String[] {"TABLE"});
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final boolean exists = tables.next(); |
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tables.close(); |
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return exists; |
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} |
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} |
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