Revision 294 trunk/org.gvsig.postgresql/org.gvsig.postgresql.provider/src/main/java/org/gvsig/fmap/dal/store/postgresql/PostgreSQLResource.java
| PostgreSQLResource.java | ||
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* |
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*/ |
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/* |
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* AUTHORS (In addition to CIT): |
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* 2009 IVER T.I {{Task}}
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*/ |
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package org.gvsig.fmap.dal.store.postgresql; |
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import java.sql.SQLException; |
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import java.text.MessageFormat; |
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import javax.sql.DataSource; |
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import org.apache.commons.dbcp.BasicDataSource; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.resource.exception.AccessResourceException; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCResource; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCResourceParameters; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCDriverClassNotFoundException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCSQLException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public class PostgreSQLResource extends JDBCResource {
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final static private Logger logger = LoggerFactory |
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.getLogger(PostgreSQLResource.class); |
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final static private Logger logger = LoggerFactory.getLogger(PostgreSQLResource.class); |
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public final static String NAME = "PostgreSQLResource"; |
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public static final String DESCRIPTION = "PostgreSQL Connection"; |
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public PostgreSQLResource(PostgreSQLResourceParameters parameters) |
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throws InitializeException {
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super(parameters); |
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public PostgreSQLResource( |
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PostgreSQLResourceParameters parameters |
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) throws InitializeException {
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super(parameters); |
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} |
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public String getName() throws AccessResourceException {
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PostgreSQLResourceParameters params = (PostgreSQLResourceParameters) this.getParameters(); |
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return MessageFormat.format("PostgreSQLResource({0},{1})",
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new Object[] { params.getUrl(),params.getUser() });
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} |
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public String toString() {
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try {
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return this.getName(); |
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} catch(Exception ex) {
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return super.toString(); |
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/** |
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* Registra/Carga el driver de JDBC. |
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* |
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* Debe ser sobreescrita en cada proveedor de datos para asegurar que se |
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* tegna acceso al driver. |
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* |
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* @throws InitializeException |
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*/ |
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@Override |
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protected void registerJDBCDriver() throws InitializeException {
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String className = this.getParameters().getJDBCDriverClassName(); |
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if (className == null) {
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return; |
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} |
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try {
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Class theClass = Class.forName(className); |
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if (theClass == null) {
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throw new JDBCDriverClassNotFoundException(this.getName(), className); |
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} |
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} catch (Exception e) {
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throw new InitializeException(e); |
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} |
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} |
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protected void connectToDB() throws DataException {
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if (this.dataSource != null) {
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return; |
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} |
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JDBCResourceParameters jdbcParams = (JDBCResourceParameters) this |
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.getParameters(); |
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BasicDataSource dataSource = new BasicDataSource(); |
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dataSource.setDriverClassName(jdbcParams.getJDBCDriverClassName()); |
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dataSource.setUsername(jdbcParams.getUser()); |
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dataSource.setPassword(jdbcParams.getPassword()); |
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dataSource.setUrl(jdbcParams.getUrl()); |
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/** |
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* Crea el JDBC DataSource a partir de la informacion de los parametros |
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* del recurso. |
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* |
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* Debe ser sobreescrita en cada proveedor de datos para asegurar que se |
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* tenga acceso al driver. |
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* |
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* @return |
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*/ |
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@Override |
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protected DataSource createDataSource() {
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JDBCResourceParameters jdbcParams = this.getParameters(); |
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BasicDataSource dataSource = new BasicDataSource(); |
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dataSource.setDriverClassName(jdbcParams.getJDBCDriverClassName()); |
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dataSource.setUsername(jdbcParams.getUser()); |
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dataSource.setPassword(jdbcParams.getPassword()); |
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dataSource.setUrl(jdbcParams.getUrl()); |
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dataSource.setMaxWait(60L * 1000); // FIXME
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dataSource.setMaxWait(60L * 1000); // FIXME
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// FIXME Set Pool parameters: |
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/* |
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dataSource.setMaxActive(maxActive); |
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dataSource.setMaxIdle(maxActive); |
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dataSource.setMaxOpenPreparedStatements(maxActive); |
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dataSource.setMaxWait(maxActive); |
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dataSource.setInitialSize(initialSize); |
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dataSource.setDefaultReadOnly(defaultReadOnly); |
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dataSource.setDefaultTransactionIsolation(defaultTransactionIsolation); |
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dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis); |
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dataSource.setMinIdle(minIdle); |
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dataSource.setTestOnBorrow(testOnBorrow); |
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dataSource.setTestOnReturn(testOnReturn); |
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dataSource.setTestWhileIdle(testOnReturn); |
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dataSource |
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.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis); |
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dataSource.setAccessToUnderlyingConnectionAllowed(allow); |
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dataSource.setLoginTimeout(seconds); |
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dataSource.setLogWriter(out); |
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*/ |
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this.dataSource = dataSource; |
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} |
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protected void registerJDBCDriver() throws InitializeException {
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String className = ((JDBCResourceParameters) getParameters()) |
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.getJDBCDriverClassName(); |
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if (className == null) {
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return; |
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} |
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Class theClass = null; |
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try {
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theClass = Class.forName(className); |
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} catch (Exception e){
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throw new InitializeException(e); |
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} |
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if (theClass == null) {
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try {
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throw new JDBCDriverClassNotFoundException(this.getName(), |
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className); |
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} catch (AccessResourceException e) {
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throw new InitializeException(e); |
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} |
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} |
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} |
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protected DataSource createDataSource() {
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PostgreSQLResourceParameters jdbcParams = (PostgreSQLResourceParameters) this |
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.getParameters(); |
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BasicDataSource dataSource = new BasicDataSource(); |
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dataSource.setDriverClassName(jdbcParams.getJDBCDriverClassName()); |
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dataSource.setUsername(jdbcParams.getUser()); |
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dataSource.setPassword(jdbcParams.getPassword()); |
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dataSource.setUrl(jdbcParams.getUrl()); |
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dataSource.setMaxWait(60L * 1000); // FIXME |
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// FIXME Set Pool parameters: |
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/* |
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dataSource.setMaxActive(maxActive); |
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dataSource.setMaxIdle(maxActive); |
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dataSource.setMaxOpenPreparedStatements(maxActive); |
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dataSource.setMaxWait(maxActive); |
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dataSource.setInitialSize(initialSize); |
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dataSource.setDefaultReadOnly(defaultReadOnly); |
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dataSource.setDefaultTransactionIsolation(defaultTransactionIsolation); |
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dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis); |
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dataSource.setMinIdle(minIdle); |
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dataSource.setTestOnBorrow(testOnBorrow); |
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dataSource.setTestOnReturn(testOnReturn); |
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dataSource.setTestWhileIdle(testOnReturn); |
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dataSource |
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.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis); |
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dataSource.setAccessToUnderlyingConnectionAllowed(allow); |
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dataSource.setLoginTimeout(seconds); |
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dataSource.setLogWriter(out); |
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*/ |
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return dataSource; |
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} |
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public boolean isConnected() {
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if (dataSource == null) {
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return false; |
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} |
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if (dataSource instanceof BasicDataSource) {
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return ((BasicDataSource) dataSource).getNumActive() > 0 |
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|| ((BasicDataSource) dataSource).getNumIdle() > 0; |
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} |
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return true; |
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} |
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private void logPoolStatus(String src) {
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if (logger.isDebugEnabled() ) {
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logger.debug(src + " " + this.getStatusInformation()); |
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} |
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} |
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// FIXME Set Pool parameters: |
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// dataSource.setMaxActive(maxActive); |
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// dataSource.setMaxIdle(maxActive); |
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// dataSource.setMaxOpenPreparedStatements(maxActive); |
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// dataSource.setMaxWait(maxActive); |
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// dataSource.setInitialSize(initialSize); |
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// dataSource.setDefaultReadOnly(defaultReadOnly); |
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// dataSource.setDefaultTransactionIsolation(defaultTransactionIsolation); |
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// dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis); |
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// dataSource.setMinIdle(minIdle); |
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// dataSource.setTestOnBorrow(testOnBorrow); |
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// dataSource.setTestOnReturn(testOnReturn); |
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// dataSource.setTestWhileIdle(testOnReturn); |
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// dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis); |
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// |
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// dataSource.setAccessToUnderlyingConnectionAllowed(allow); |
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// dataSource.setLoginTimeout(seconds); |
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// dataSource.setLogWriter(out); |
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return dataSource; |
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} |
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public String getStatusInformation() {
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if ( !(dataSource instanceof BasicDataSource) ) {
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return "Connected: " + this.isConnected(); |
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} |
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BasicDataSource ds = (BasicDataSource) dataSource; |
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String s = "Connected: " + this.isConnected() + ", " + |
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"actives: "+ ds.getNumActive() + "/"+ ds.getMaxActive() + ", " + |
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"idle: " + ds.getNumIdle() + "/"+ ds.getMaxIdle() ; |
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return s; |
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} |
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// |
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// public String getName() throws AccessResourceException {
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// PostgreSQLResourceParameters params = (PostgreSQLResourceParameters) this.getParameters(); |
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// return MessageFormat.format("PostgreSQLResource({0},{1})",
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// new Object[] { params.getUrl(),params.getUser() });
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// } |
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// |
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// public String toString() {
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// try {
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// return this.getName(); |
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// } catch(Exception ex) {
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// return super.toString(); |
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// } |
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// } |
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// |
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// protected void connectToDB() throws DataException {
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// if (this.dataSource != null) {
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// return; |
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// } |
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// JDBCResourceParameters jdbcParams = (JDBCResourceParameters) this |
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// .getParameters(); |
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// BasicDataSource dataSource = new BasicDataSource(); |
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// dataSource.setDriverClassName(jdbcParams.getJDBCDriverClassName()); |
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// dataSource.setUsername(jdbcParams.getUser()); |
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// dataSource.setPassword(jdbcParams.getPassword()); |
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// dataSource.setUrl(jdbcParams.getUrl()); |
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// |
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// dataSource.setMaxWait(60L * 1000); // FIXME |
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// |
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// // FIXME Set Pool parameters: |
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// /* |
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// dataSource.setMaxActive(maxActive); |
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// dataSource.setMaxIdle(maxActive); |
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// dataSource.setMaxOpenPreparedStatements(maxActive); |
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// dataSource.setMaxWait(maxActive); |
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// dataSource.setInitialSize(initialSize); |
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// dataSource.setDefaultReadOnly(defaultReadOnly); |
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// dataSource.setDefaultTransactionIsolation(defaultTransactionIsolation); |
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// dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis); |
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// dataSource.setMinIdle(minIdle); |
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// dataSource.setTestOnBorrow(testOnBorrow); |
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// dataSource.setTestOnReturn(testOnReturn); |
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// dataSource.setTestWhileIdle(testOnReturn); |
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// dataSource |
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// .setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis); |
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// |
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// dataSource.setAccessToUnderlyingConnectionAllowed(allow); |
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// dataSource.setLoginTimeout(seconds); |
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// dataSource.setLogWriter(out); |
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// */ |
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// |
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// this.dataSource = dataSource; |
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// } |
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// protected void registerJDBCDriver() throws InitializeException {
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// String className = ((JDBCResourceParameters) getParameters()) |
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// .getJDBCDriverClassName(); |
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// if (className == null) {
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// return; |
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// } |
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// |
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// Class theClass = null; |
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// try {
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// theClass = Class.forName(className); |
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// } catch (Exception e){
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// throw new InitializeException(e); |
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// } |
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// if (theClass == null) {
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// try {
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// throw new JDBCDriverClassNotFoundException(this.getName(), |
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// className); |
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// } catch (AccessResourceException e) {
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// throw new InitializeException(e); |
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// |
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// } |
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// } |
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// } |
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// |
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// protected DataSource createDataSource() {
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// PostgreSQLResourceParameters jdbcParams = (PostgreSQLResourceParameters) this |
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// .getParameters(); |
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// BasicDataSource dataSource = new BasicDataSource(); |
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// dataSource.setDriverClassName(jdbcParams.getJDBCDriverClassName()); |
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// dataSource.setUsername(jdbcParams.getUser()); |
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// dataSource.setPassword(jdbcParams.getPassword()); |
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// dataSource.setUrl(jdbcParams.getUrl()); |
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// |
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// dataSource.setMaxWait(60L * 1000); // FIXME |
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// |
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// // FIXME Set Pool parameters: |
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// /* |
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// dataSource.setMaxActive(maxActive); |
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// dataSource.setMaxIdle(maxActive); |
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// dataSource.setMaxOpenPreparedStatements(maxActive); |
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// dataSource.setMaxWait(maxActive); |
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// dataSource.setInitialSize(initialSize); |
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// dataSource.setDefaultReadOnly(defaultReadOnly); |
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// dataSource.setDefaultTransactionIsolation(defaultTransactionIsolation); |
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// dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis); |
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// dataSource.setMinIdle(minIdle); |
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// dataSource.setTestOnBorrow(testOnBorrow); |
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// dataSource.setTestOnReturn(testOnReturn); |
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// dataSource.setTestWhileIdle(testOnReturn); |
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// dataSource |
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// .setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis); |
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// |
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// dataSource.setAccessToUnderlyingConnectionAllowed(allow); |
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// dataSource.setLoginTimeout(seconds); |
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// dataSource.setLogWriter(out); |
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// */ |
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// return dataSource; |
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// } |
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// |
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// |
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// public boolean isConnected() {
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// if (dataSource == null) {
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// return false; |
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// } |
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// if (dataSource instanceof BasicDataSource) {
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// return ((BasicDataSource) dataSource).getNumActive() > 0 |
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// || ((BasicDataSource) dataSource).getNumIdle() > 0; |
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// } |
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// return true; |
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// } |
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// |
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// private void logPoolStatus(String src) {
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// if (logger.isDebugEnabled() ) {
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// logger.debug(src + " " + this.getStatusInformation()); |
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// } |
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// |
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// } |
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// |
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// public String getStatusInformation() {
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| 245 |
// if ( !(dataSource instanceof BasicDataSource) ) {
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// return "Connected: " + this.isConnected(); |
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// } |
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// BasicDataSource ds = (BasicDataSource) dataSource; |
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// String s = "Connected: " + this.isConnected() + ", " + |
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// "actives: "+ ds.getNumActive() + "/"+ ds.getMaxActive() + ", " + |
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// "idle: " + ds.getNumIdle() + "/"+ ds.getMaxIdle() ; |
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// return s; |
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// } |
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// |
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// |
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// |
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| 257 |
// private static class CanGetConnectionException extends JDBCSQLException {
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// public CanGetConnectionException(String datasource, SQLException cause) {
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// super("Can't get a connection to the data source (%(datasource))", cause, "_CanGetConnectionException", 0);
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// setValue("datasource", datasource);
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// } |
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// } |
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// |
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// protected synchronized Object getTheConnection() throws DataException {
|
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// try {
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// Object conn = this.dataSource.getConnection(); |
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// logPoolStatus("getTheConnection");
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// return conn; |
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// } catch (SQLException e) {
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// throw new CanGetConnectionException(this.toString(),e); |
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// } |
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// } |
|
| 200 | 273 |
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|
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|
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private static class CanGetConnectionException extends JDBCSQLException {
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public CanGetConnectionException(String datasource, SQLException cause) {
|
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| 205 |
super("Can't get a connection to the data source (%(datasource))", cause, "_CanGetConnectionException", 0);
|
|
| 206 |
setValue("datasource", datasource);
|
|
| 207 |
} |
|
| 208 |
} |
|
| 209 |
|
|
| 210 |
protected synchronized Object getTheConnection() throws DataException {
|
|
| 211 |
try {
|
|
| 212 |
Object conn = this.dataSource.getConnection(); |
|
| 213 |
logPoolStatus("getTheConnection");
|
|
| 214 |
return conn; |
|
| 215 |
} catch (SQLException e) {
|
|
| 216 |
throw new CanGetConnectionException(this.toString(),e); |
|
| 217 |
} |
|
| 218 |
} |
|
| 219 |
|
|
| 220 | 274 |
} |
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