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package eu.dnetlib.data.mapreduce.hbase.lodImport.utils;
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import java.beans.PropertyVetoException;
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import java.io.IOException;
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import java.sql.SQLException;
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import org.apache.log4j.Logger;
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import com.jolbox.bonecp.BoneCP;
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import com.jolbox.bonecp.BoneCPConfig;
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import com.jolbox.bonecp.BoneCPDataSource;
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public class DB {
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private Logger log = Logger.getLogger(DB.class);
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private BoneCPDataSource ds;
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private BoneCP connectionPool;
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public DB(){
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}
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// public DB(String conLine, String username, String password, String minCpart, String maxCpart, String part) throws IOException, SQLException, PropertyVetoException {
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// try {
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// // load the database driver (make sure this is in your classpath!)
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// Class.forName("virtuoso.jdbc4.Driver");
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// } catch (Exception e) {
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// log.error(e.getMessage(), e);
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// return;
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// }
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//
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// try {
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//
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//// Will have to read Iterable via an external File (oozie Configuration maybe)
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//
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// // setup the connection pool using BoneCP Configuration
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// BoneCPConfig config = new BoneCPConfig();
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// // jdbc url specific to the virtuoso, eg jdbc:mysql://127.0.0.1/yourdb
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// config.setJdbcUrl(conLine);
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// config.setUsername(username);
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// config.setPassword(password);
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// config.setMinConnectionsPerPartition(Integer.parseInt(minCpart));
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// config.setMaxConnectionsPerPartition(Integer.parseInt(maxCpart));
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// config.setPartitionCount(Integer.parseInt(part));
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// // setup the connection pool
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// connectionPool = new BoneCP(config);
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// } catch (Exception e) {
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// log.error(e.getMessage(), e);
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// return;
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// }
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//
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// }
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public BoneCPDataSource getDatasource(String conLine, String username, String password, String minCpart, String maxCpart, String part) throws IOException, SQLException, PropertyVetoException {
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try {
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// // load the database driver (make sure this is in your classpath!)
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Class.forName("virtuoso.jdbc4.Driver");
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} catch (Exception e) {
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log.error(e.getMessage(), e);
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}
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BoneCPConfig config = new BoneCPConfig();
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config.setJdbcUrl(conLine);
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config.setUsername(username);
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config.setPassword(password);
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config.setMinConnectionsPerPartition(Integer.parseInt(minCpart));
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config.setMaxConnectionsPerPartition(Integer.parseInt(maxCpart));
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config.setPartitionCount(Integer.parseInt(part));
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config.setPoolStrategy("CACHED");
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ds = new BoneCPDataSource(config);
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return ds;
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}
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public BoneCP getConnectionPool(String conLine, String username, String password, String minCpart, String maxCpart, String part) throws IOException, SQLException, PropertyVetoException {
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try {
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// // load the database driver (make sure this is in your classpath!)
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Class.forName("virtuoso.jdbc4.Driver");
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} catch (Exception e) {
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log.error(e.getMessage(), e);
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}
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BoneCPConfig config = new BoneCPConfig();
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config.setJdbcUrl(conLine);
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config.setUsername(username);
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config.setPassword(password);
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config.setMinConnectionsPerPartition(Integer.parseInt(minCpart));
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config.setMaxConnectionsPerPartition(Integer.parseInt(maxCpart));
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config.setPartitionCount(Integer.parseInt(part));
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connectionPool = new BoneCP(config);
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return connectionPool;
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}
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public void closeConnectionPool() throws SQLException {
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connectionPool.shutdown();
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}
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public void closeDatasource() throws SQLException {
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ds.close();
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}
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}
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