Example usage for org.apache.commons.dbcp BasicDataSource setInitialSize

List of usage examples for org.apache.commons.dbcp BasicDataSource setInitialSize

Introduction

In this page you can find the example usage for org.apache.commons.dbcp BasicDataSource setInitialSize.

Prototype

public synchronized void setInitialSize(int initialSize) 

Source Link

Document

Sets the initial size of the connection pool.

Note: this method currently has no effect once the pool has been initialized.

Usage

From source file:org.ngrinder.infra.config.Database.java

/**
 * Setup the database common features./*from w  w w .ja va  2s  .c  o m*/
 *
 * @param dataSource datasource
 */
protected void setupCommon(BasicDataSource dataSource) {
    dataSource.setDriverClassName(getJdbcDriverName());
    dataSource.setInitialSize(DB_INITIAL_SIZE);
    dataSource.setMaxActive(DB_MAX_ACTIVE);
    dataSource.setMinIdle(DB_MIN_IDLE);
    dataSource.setMaxWait(DB_MAX_WAIT);
    dataSource.setPoolPreparedStatements(true);
    dataSource.setMaxOpenPreparedStatements(DB_MAX_OPEN_PREPARED_STATEMENTS);
    dataSource.setTestWhileIdle(true);
    dataSource.setTestOnBorrow(true);
    dataSource.setTestOnReturn(true);
    dataSource.setValidationQuery("SELECT 1");
}

From source file:org.pinus4j.cluster.impl.AppDBClusterImpl.java

@Override
public void buildDataSource(DBInfo dbConnInfo) throws LoadConfigException {
    AppDBInfo appDbConnInfo = (AppDBInfo) dbConnInfo;

    LOG.info(dbConnInfo.toString());//www .j av  a  2  s .c  om

    try {
        BasicDataSource ds = new BasicDataSource();
        ds.setDriverClassName(enumDb.getDriverClass());
        ds.setUsername(appDbConnInfo.getUsername());
        ds.setPassword(appDbConnInfo.getPassword());
        ds.setUrl(appDbConnInfo.getUrl());

        // ?
        Map<String, Object> dbConnPoolInfo = appDbConnInfo.getConnPoolInfo();
        ds.setValidationQuery("SELECT 1");
        ds.setMaxActive((Integer) dbConnPoolInfo.get(Const.PROP_MAXACTIVE));
        ds.setMinIdle((Integer) dbConnPoolInfo.get(Const.PROP_MINIDLE));
        ds.setMaxIdle((Integer) dbConnPoolInfo.get(Const.PROP_MAXIDLE));
        ds.setInitialSize((Integer) dbConnPoolInfo.get(Const.PROP_INITIALSIZE));
        ds.setRemoveAbandoned((Boolean) dbConnPoolInfo.get(Const.PROP_REMOVEABANDONED));
        ds.setRemoveAbandonedTimeout((Integer) dbConnPoolInfo.get(Const.PROP_REMOVEABANDONEDTIMEOUT));
        ds.setMaxWait((Integer) dbConnPoolInfo.get(Const.PROP_MAXWAIT));
        ds.setTimeBetweenEvictionRunsMillis(
                (Integer) dbConnPoolInfo.get(Const.PROP_TIMEBETWEENEVICTIONRUNSMILLIS));
        ds.setNumTestsPerEvictionRun((Integer) dbConnPoolInfo.get(Const.PROP_NUMTESTSPEREVICTIONRUN));
        ds.setMinEvictableIdleTimeMillis((Integer) dbConnPoolInfo.get(Const.PROP_MINEVICTABLEIDLETIMEMILLIS));

        dbConnInfo.setDatasource(ds);
    } catch (Exception e) {
        throw new LoadConfigException(e);
    }
}

From source file:org.plista.kornakapi.core.storage.MySqlStorage.java

public MySqlStorage(StorageConfiguration storageConf, String label, BasicDataSource dataSource) {

    dataSource.setDriverClassName(storageConf.getJdbcDriverClass());
    dataSource.setUrl(storageConf.getJdbcUrl());
    dataSource.setUsername(storageConf.getUsername());
    dataSource.setPassword(storageConf.getPassword());

    //TODO should be made configurable
    dataSource.setMaxActive(10);//from  w w w.j  a v  a2s . c  o m
    dataSource.setMinIdle(5);
    dataSource.setInitialSize(5);
    dataSource.setValidationQuery("SELECT 1;");
    dataSource.setTestOnBorrow(false);
    dataSource.setTestOnReturn(false);
    dataSource.setTestWhileIdle(true);
    dataSource.setTimeBetweenEvictionRunsMillis(5000);

    dataModel = new LabeledMySQLJDBCDataModel(dataSource, "taste_preferences", "user_id", "item_id",
            "preference", "timestamp", "taste_candidates", "label", label);
    this.dataSource = dataSource;
    this.timeWindow = storageConf.getTimeWindow();
    if (timeWindow % 6 != 0 || timeWindow == 0) {
        timeWindow = 24;
    }

}

From source file:org.sbq.batch.configurations.DatabaseConfiguration.java

@Bean(destroyMethod = "close")
public DataSource dbcpDataSource() {
    BasicDataSource dataSource = new BasicDataSource();
    dataSource.setDriverClassName("com.mysql.jdbc.Driver");
    dataSource.setUrl("jdbc:mysql://127.0.0.1:3306/batch_db");
    dataSource.setUsername("root");
    dataSource.setPassword("");
    dataSource.setMaxActive(20);/*from   w  ww .j a v  a  2s .co  m*/
    dataSource.setMaxIdle(20);
    dataSource.setMaxWait(10000);
    dataSource.setInitialSize(5);
    dataSource.setValidationQuery("SELECT 1");
    dataSource.setDefaultTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
    return dataSource;
}

From source file:org.tdmx.lib.control.datasource.DynamicDataSource.java

private synchronized void createDataSource(DatabaseConnectionInfo dci) throws SQLException {
    // race condition avoidance
    if (connectionDataSourceMap.get(dci) != null) {
        return;/* w  w  w .j a  v  a 2 s . c o m*/
    }
    BasicDataSource bds = new BasicDataSource();
    bds.setUrl(dci.getUrl());
    bds.setDriverClassName(dci.getDriverClassname());
    bds.setUsername(dci.getUsername());
    bds.setPassword(dci.getPassword());
    bds.setMaxActive(100);
    bds.setMinIdle(0);
    bds.setInitialSize(1);
    bds.setMinEvictableIdleTimeMillis(60000);
    bds.setLogWriter(logWriter);
    connectionDataSourceMap.put(dci, bds);
}

From source file:org.xbib.io.jdbc.SQLConnectionFactory.java

/**
 * Get connection/*  ww  w .j  a  v  a  2  s .c o m*/
 *
 * @param uri
 *
 * @return an SQL connection
 *
 * @throws java.io.IOException
 */
@Override
public Connection<SQLSession> getConnection(final URI uri) throws IOException {
    this.properties = URIUtil.getPropertiesFromURI(uri);
    Context context = null;
    DataSource ds = null;
    for (String name : new String[] { "jdbc/" + properties.getProperty("host"),
            "java:comp/env/" + properties.getProperty("scheme") + ":" + properties.getProperty("host") + ":"
                    + properties.getProperty("port") }) {
        this.jndiName = name;
        try {
            context = new InitialContext();
            Object o = context.lookup(jndiName);
            if (o instanceof DataSource) {
                logger.info("DataSource ''{}'' found in naming context", jndiName);
                ds = (DataSource) o;
                break;
            } else {
                logger.warn("JNDI object {} not a DataSource class: {} - ignored", jndiName, o.getClass());
            }
        } catch (NameNotFoundException e) {
            logger.warn("DataSource ''{}'' not found in context", jndiName);
        } catch (NamingException e) {
            logger.warn(e.getMessage(), e);
        }
    }
    try {
        if (ds == null) {
            BasicDataSource bsource = new BasicDataSource();
            bsource.setDriverClassName(properties.getProperty("driverClassName"));
            String url = properties.getProperty("jdbcScheme") + properties.getProperty("host") + ":"
                    + properties.getProperty("port")
                    + ("jdbc:oracle:thin:@".equals(properties.getProperty("jdbcScheme")) ? ":" : "/")
                    + properties.getProperty("cluster");
            bsource.setUrl(url);
            if (properties.containsKey("username")) {
                bsource.setUsername(properties.getProperty("username"));
            }
            if (properties.containsKey("password")) {
                bsource.setPassword(properties.getProperty("password"));
            }
            if (properties.containsKey("n")) {
                bsource.setInitialSize(Integer.parseInt(properties.getProperty("n")));
                bsource.setMaxActive(Integer.parseInt(properties.getProperty("n")));
            }
            // Other BasicDataSource settings, not used yet:
            //  setAccessToUnderlyingConnectionAllowed(boolean allow)
            //  setDefaultAutoCommit(boolean defaultAutoCommit)
            //  setDefaultCatalog(String defaultCatalog)
            //  setDefaultReadOnly(boolean defaultReadOnly)
            //  setDefaultTransactionIsolation(int defaultTransactionIsolation)
            //  setLogAbandoned(boolean logAbandoned)
            //  setLoginTimeout(int loginTimeout)
            //  setLogWriter(PrintWriter logWriter)
            //  setMaxIdle(int maxIdle)
            //  setMaxOpenPreparedStatements(int maxOpenStatements)
            //  setMaxWait(long maxWait)
            //  setMinEvictableIdleTimeMillis(long minEvictableIdleTimeMillis)
            //  setMinIdle(int minIdle)
            //  setNumTestsPerEvictionRun(int numTestsPerEvictionRun)
            //  setPoolPreparedStatements(boolean poolingStatements)
            //  setTestOnBorrow(boolean testOnBorrow)
            //  setTestOnReturn(boolean testOnReturn)
            //  setTestWhileIdle(boolean testWhileIdle)
            //  setTimeBetweenEvictionRunsMillis(long timeBetweenEvictionRunsMillis)
            //  setValidationQuery(String validationQuery)
            context.bind(jndiName, bsource);
            ds = (DataSource) bsource;
        }
    } catch (NamingException e) {
        throw new IOException(e.getMessage());
    }
    try {
        ds.getConnection().setAutoCommit("false".equals(properties.getProperty("autoCommit")) ? false : true);
    } catch (SQLException e) {
        throw new IOException(e.getMessage());
    }
    return new SQLConnection(ds);
}

From source file:xbird.util.jdbc.datasource.DbcpDataSourceProvider.java

public DataSource setupDataSource(String connectURI) {
    // creates DataSource
    BasicDataSource ds = new BasicDataSource();

    // for debugging.
    if (Settings.isLoggingEnabled) {
        ds.setAccessToUnderlyingConnectionAllowed(true);
    }/*from w w  w  .  ja va 2 s .  c  o m*/

    ds.setDriverClassName(DriverClassNameResolver.resolve(Settings.get("xbird.db.kind")));

    // sets up DataSource
    ds.setUrl(connectURI);
    final String dbuser = Settings.get("xbird.db.user");
    final String dbpasswd = Settings.get("xbird.db.passwd");
    if (dbuser != null && dbuser.length() != 0) {
        ds.setUsername(dbuser);
        ds.setPassword(dbpasswd);
    }

    // addtinal settings.
    final String maxactive = Settings.get("xbird.db.pool.maxactive");
    if (maxactive != null)
        ds.setMaxActive(Integer.parseInt(maxactive));

    final String maxidle = Settings.get("xbird.db.pool.maxidle");
    if (maxidle != null)
        ds.setMaxIdle(Integer.parseInt(maxidle));

    final String maxwait = Settings.get("xbird.db.pool.maxwait");
    ds.setMaxWait(maxwait == null ? DEFAULT_MAXWAIT : Integer.parseInt(maxwait));

    ds.setDefaultAutoCommit(true);
    //ds.setDefaultReadOnly(false);

    final String initialsize = Settings.get("xbird.db.pool.initialsize");
    ds.setInitialSize(initialsize == null ? DEFAULT_INITIAL_POLLSIZE : Integer.parseInt(initialsize));

    // sets up for PreparedStatements.
    ds.setPoolPreparedStatements(true);

    final String maxOpenPreparedStatements = Settings.get("xbird.db.pool.statement.cache_size");
    ds.setMaxOpenPreparedStatements(maxOpenPreparedStatements == null ? MAX_OPEN_PREPARED_STATEMENTS
            : Integer.parseInt(maxOpenPreparedStatements));

    return ds;
}