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

Introduction

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

Prototype

public synchronized void setMaxActive(int maxActive) 

Source Link

Document

Sets the maximum number of active connections that can be allocated at the same time.

Usage

From source file:org.geotoolkit.coverage.postgresql.PGCoverageStoreFactory.java

/**
 * Creates the datasource for the coverage store.
 *///w  ww  .j  a  v a 2 s.  c  o m
private DataSource createDataSource(final ParameterValueGroup params) throws IOException {
    //create a datasource
    final BasicDataSource dataSource = new BasicDataSource();

    // driver
    dataSource.setDriverClassName(getDriverClassName());

    // url
    dataSource.setUrl(getJDBCUrl(params));

    // username
    final String user = (String) params.parameter(USER.getName().toString()).getValue();
    dataSource.setUsername(user);

    // password
    final String passwd = (String) params.parameter(PASSWORD.getName().toString()).getValue();
    if (passwd != null) {
        dataSource.setPassword(passwd);
    }

    // max wait
    final Integer maxWait = (Integer) params.parameter(MAXWAIT.getName().toString()).getValue();
    if (maxWait != null && maxWait != -1) {
        dataSource.setMaxWait(maxWait * 1000);
    }

    // connection pooling options
    final Integer minConn = (Integer) params.parameter(MINCONN.getName().toString()).getValue();
    if (minConn != null) {
        dataSource.setMinIdle(minConn);
    }

    final Integer maxConn = (Integer) params.parameter(MAXCONN.getName().toString()).getValue();
    if (maxConn != null) {
        dataSource.setMaxActive(maxConn);
    }

    final Boolean validate = (Boolean) params.parameter(VALIDATECONN.getName().toString()).getValue();
    if (validate != null && validate && getValidationQuery() != null) {
        dataSource.setTestOnBorrow(true);
        dataSource.setValidationQuery(getValidationQuery());
    }

    // might need this
    dataSource.setAccessToUnderlyingConnectionAllowed(true);

    return new DBCPDataSource(dataSource);
}

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From source file:org.geotoolkit.db.AbstractJDBCFeatureStoreFactory.java

/**
 * Create a datasource using given parameters.
 *//*from   w  ww.  j  a  v  a 2 s .c o  m*/
protected DataSource createDataSource(final ParameterValueGroup params) throws IOException {
    //create a datasource
    final BasicDataSource dataSource = new BasicDataSource();

    // some default data source behaviour
    dataSource.setPoolPreparedStatements(false);

    // driver
    dataSource.setDriverClassName(getDriverClassName());

    // url
    dataSource.setUrl(getJDBCUrl(params));

    // username
    final String user = (String) params.parameter(USER.getName().toString()).getValue();
    dataSource.setUsername(user);

    // password
    final String passwd = (String) params.parameter(PASSWORD.getName().toString()).getValue();
    if (passwd != null) {
        dataSource.setPassword(passwd);
    }

    // max wait
    final Integer maxWait = (Integer) params.parameter(MAXWAIT.getName().toString()).getValue();
    if (maxWait != null && maxWait != -1) {
        dataSource.setMaxWait(maxWait * 1000);
    }

    // connection pooling options
    final Integer minConn = (Integer) params.parameter(MINCONN.getName().toString()).getValue();
    if (minConn != null) {
        dataSource.setMinIdle(minConn);
    }

    final Integer maxConn = (Integer) params.parameter(MAXCONN.getName().toString()).getValue();
    if (maxConn != null) {
        dataSource.setMaxActive(maxConn);
    }

    final Boolean validate = (Boolean) params.parameter(VALIDATECONN.getName().toString()).getValue();
    if (validate != null && validate && getValidationQuery() != null) {
        dataSource.setTestOnBorrow(true);
        dataSource.setValidationQuery(getValidationQuery());
    }

    // allow manipulating connections for possible tuning.
    dataSource.setAccessToUnderlyingConnectionAllowed(true);

    return new DBCPDataSource(dataSource);
}

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From source file:org.geotools.jdbc.JDBCDataStoreFactory.java

/**
 * DataSource access allowing SQL use: intended to allow client code to query available schemas.
 * <p>/*from  w  w  w  . ja v  a2s.c  o  m*/
 * This DataSource is the clients responsibility to close() when they are finished using it.
 * </p> 
 * @param params Map of connection parameter.
 * @return DataSource for SQL use
 * @throws IOException
 */
public BasicDataSource createDataSource(Map params) throws IOException {
    //create a datasource
    BasicDataSource dataSource = new BasicDataSource();

    // driver
    dataSource.setDriverClassName(getDriverClassName());

    // url
    dataSource.setUrl(getJDBCUrl(params));

    // username
    String user = (String) USER.lookUp(params);
    dataSource.setUsername(user);

    // password
    String passwd = (String) PASSWD.lookUp(params);
    if (passwd != null) {
        dataSource.setPassword(passwd);
    }

    // max wait
    Integer maxWait = (Integer) MAXWAIT.lookUp(params);
    if (maxWait != null && maxWait != -1) {
        dataSource.setMaxWait(maxWait * 1000);
    }

    // connection pooling options
    Integer minConn = (Integer) MINCONN.lookUp(params);
    if (minConn != null) {
        dataSource.setMinIdle(minConn);
    }

    Integer maxConn = (Integer) MAXCONN.lookUp(params);
    if (maxConn != null) {
        dataSource.setMaxActive(maxConn);
    }

    Boolean validate = (Boolean) VALIDATECONN.lookUp(params);
    if (validate != null && validate && getValidationQuery() != null) {
        dataSource.setTestOnBorrow(true);
        dataSource.setValidationQuery(getValidationQuery());
    }

    // some datastores might need this
    dataSource.setAccessToUnderlyingConnectionAllowed(true);
    return dataSource;
}

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From source file:org.geotools.jdbc.JDBCTestSetup.java

/**
 * Creates a data source by reading properties from a file called 'db.properties', 
 * located paralell to the test setup instance.
 *//*  ww  w .  j a  v a 2s .  com*/
protected DataSource createDataSource() throws IOException {
    Properties db = fixture;

    BasicDataSource dataSource = new BasicDataSource();

    dataSource.setDriverClassName(db.getProperty("driver"));
    dataSource.setUrl(db.getProperty("url"));

    if (db.containsKey("user")) {
        dataSource.setUsername(db.getProperty("user"));
    } else if (db.containsKey("username")) {
        dataSource.setUsername(db.getProperty("username"));
    }
    if (db.containsKey("password")) {
        dataSource.setPassword(db.getProperty("password"));
    }

    dataSource.setPoolPreparedStatements(true);
    dataSource.setAccessToUnderlyingConnectionAllowed(true);
    dataSource.setMinIdle(1);
    dataSource.setMaxActive(4);
    // if we cannot get a connection within 5 seconds give up
    dataSource.setMaxWait(5000);

    initializeDataSource(dataSource, db);

    // return a closeable data source (DisposableDataSource interface)
    // so that the connection pool will be tore down on datastore dispose
    return new DBCPDataSource(dataSource);
}

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From source file:org.geotools.referencing.factory.epsg.OracleDialectEpsgMediatorStarvationOnlineStressTest.java

protected DataSource connect(String user, String password, String url, Properties params) throws SQLException {
    //DataSource origional = super.connect( user, password, url, params );

    BasicDataSource origional = new BasicDataSource();
    origional.setDriverClassName("oracle.jdbc.driver.OracleDriver");
    origional.setUsername(user);//from w w  w . j a  v a2 s . co m
    origional.setPassword(password);
    origional.setUrl(url);
    origional.setMaxActive(10);
    origional.setMaxIdle(1);
    return origional;
}

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From source file:org.geowebcache.diskquota.jdbc.JDBCQuotaStoreFactory.java

private DataSource getDataSource(JDBCConfiguration config) throws ConfigurationException {
    try {/* w w w  .  j  a v a 2 s .co  m*/
        DataSource ds = null;
        if (config.getJNDISource() != null) {
            InitialContext context = new InitialContext();
            ds = (DataSource) context.lookup(config.getJNDISource());
        } else if (config.getConnectionPool() != null) {
            ConnectionPoolConfiguration cp = config.getConnectionPool();

            BasicDataSource bds = new BasicDataSource();
            bds.setDriverClassName(cp.getDriver());
            bds.setUrl(cp.getUrl());
            bds.setUsername(cp.getUsername());
            bds.setPassword(cp.getPassword());
            bds.setPoolPreparedStatements(true);
            bds.setMaxOpenPreparedStatements(cp.getMaxOpenPreparedStatements());
            bds.setMinIdle(cp.getMinConnections());
            bds.setMaxActive(cp.getMaxConnections());
            bds.setMaxWait(cp.getConnectionTimeout() * 1000);
            bds.setValidationQuery(cp.getValidationQuery());

            ds = bds;
        }

        // verify the datasource works
        Connection c = null;
        try {
            c = ds.getConnection();
        } catch (SQLException e) {
            throw new ConfigurationException("Failed to get a database connection: " + e.getMessage(), e);
        } finally {
            if (c != null) {
                try {
                    c.close();
                } catch (SQLException e) {
                    // nothing we can do about it, but at least let the admin know
                    log.debug("An error occurred while closing the test JDBC connection: " + e.getMessage(), e);
                }
            }
        }

        return ds;
    } catch (NamingException e) {
        throw new ConfigurationException("Failed to locate the data source in JNDI", e);
    }
}

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From source file:org.geowebcache.diskquota.jdbc.JDBCQuotaStoreFactory.java

/**
 * Prepares a simple data source for the embedded H2
 * //  w w  w .j a v  a 2  s  . c o m
 * @param cacheDirFinder
 * @return
 * @throws ConfigurationException
 */
private DataSource getH2DataSource(DefaultStorageFinder cacheDirFinder) throws ConfigurationException {
    File storeDirectory = new File(cacheDirFinder.getDefaultPath(), "diskquota_page_store_h2");
    storeDirectory.mkdirs();

    BasicDataSource dataSource = new BasicDataSource();

    dataSource.setDriverClassName("org.h2.Driver");
    String database = new File(storeDirectory, "diskquota").getAbsolutePath();
    dataSource.setUrl("jdbc:h2:" + database);
    dataSource.setUsername("sa");
    dataSource.setPoolPreparedStatements(true);
    dataSource.setAccessToUnderlyingConnectionAllowed(true);
    dataSource.setMinIdle(1);
    dataSource.setMaxActive(-1); // boundless
    dataSource.setMaxWait(5000);
    return dataSource;
}

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From source file:org.jfaster.mango.support.DataSourceConfig.java

public static DataSource getDataSource(int i) {
    String driverClassName = getDriverClassName(i);
    String url = getUrl(i);//w w  w.j  a va 2  s .  c o m
    String username = getUsername(i);
    String password = getPassword(i);

    BasicDataSource ds = new BasicDataSource();
    ds.setUrl(url);
    ds.setUsername(username);
    ds.setPassword(password);
    ds.setInitialSize(1);
    ds.setMaxActive(1);
    ds.setDriverClassName(driverClassName);
    return ds;
}

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From source file:org.jxstar.dao.pool.PooledConnection.java

/**
 * ???/* ww w . j a v a 2  s . c om*/
 * @param dsName
 * @return
 */
private DataSource createSelfDataSource(DataSourceConfig dsConfig) {
    String dsName = dsConfig.getDataSourceName();
    BasicDataSource ds = (BasicDataSource) _myDataSourceMap.get(dsName);
    if (ds != null)
        return ds;

    ds = new BasicDataSource();
    //???
    int iTranLevel = getTranLevelConstant(dsConfig.getTranLevel());
    int maxnum = Integer.parseInt(dsConfig.getMaxConNum());

    ds.setDriverClassName(dsConfig.getDriverClass());
    ds.setUrl(dsConfig.getJdbcUrl());
    ds.setUsername(dsConfig.getUserName());
    ds.setPassword(dsConfig.getPassWord());

    ds.setMaxIdle(maxnum);
    ds.setMaxActive(maxnum);
    ds.setMaxWait(Long.parseLong(dsConfig.getMaxWaitTime()));
    ds.setDefaultAutoCommit(false);
    ds.setDefaultTransactionIsolation(iTranLevel);

    //????SystemVarserver.xml?
    String validTest = dsConfig.getValidTest();
    String validQuery = dsConfig.getValidQuery();
    if (validTest.equalsIgnoreCase("true") && validQuery.length() > 0) {
        _log.showDebug("pool test use query...");
        ds.setTestOnBorrow(true);
        ds.setValidationQuery(validQuery);
        ds.setValidationQueryTimeout(3);
    }

    //?mysql???
    //?????
    if (dsConfig.getValidIdle().equalsIgnoreCase("true")) {
        _log.showDebug("pool idle valid thread started...");
        ds.setMinIdle(5);
        ds.setTestWhileIdle(true);

        //1030?5
        ds.setMinEvictableIdleTimeMillis(30 * 60 * 1000);//30 minus
        ds.setTimeBetweenEvictionRunsMillis(10 * 60 * 1000);//10 minus
    }

    //???
    _myDataSourceMap.put(dsName, ds);

    return ds;
}

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From source file:org.lucane.server.database.DatabaseAbstractionLayer.java

/**
 * DatabaseLayer Factory//from   w w w .j  a v  a2s. c o m
 * Get the layer corresponding to the driver
 */
public static DatabaseAbstractionLayer createLayer(ServerConfig config) throws Exception {
    Class.forName(config.getDbDriver());

    BasicDataSource ds = new BasicDataSource();
    ds.setDriverClassName(config.getDbDriver());
    ds.setUsername(config.getDbLogin());
    ds.setPassword(config.getDbPassword());
    ds.setUrl(config.getDbUrl());

    ds.setPoolPreparedStatements(true);
    ds.setInitialSize(config.getDbPoolInitialSize());
    ds.setMaxActive(config.getDbPoolMaxActive());
    ds.setMaxIdle(config.getDbPoolMaxIdle());
    ds.setMinIdle(config.getDbPoolMinIdle());
    ds.setMaxWait(config.getDbPoolMaxWait());

    Logging.getLogger()
            .info("Pool initialized (" + "initial size=" + config.getDbPoolInitialSize() + ", max active="
                    + config.getDbPoolMaxActive() + ", max idle=" + config.getDbPoolMaxIdle() + ", min idle="
                    + config.getDbPoolMinIdle() + ", max wait=" + config.getDbPoolMaxWait() + ")");

    //-- dynamic layer loading
    Class klass = Class.forName(config.getDbLayer());
    Class[] types = { DataSource.class };
    Object[] values = { ds };
    Constructor constr = klass.getConstructor(types);
    return (DatabaseAbstractionLayer) constr.newInstance(values);
}

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