Example usage for java.sql Driver getClass

Introduction

In this page you can find the example usage for java.sql Driver getClass.

Prototype

@HotSpotIntrinsicCandidate
public final native Class<?> getClass();

Source Link

Document

Returns the runtime class of this Object .

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    List drivers = Collections.list(DriverManager.getDrivers());
    for (int i = 0; i < drivers.size(); i++) {
        Driver driver = (Driver) drivers.get(i);

        String name = driver.getClass().getName();
        System.out.println(name);

        int majorVersion = driver.getMajorVersion();
        System.out.println(majorVersion);
        int minorVersion = driver.getMinorVersion();
        System.out.println(minorVersion);
        boolean isJdbcCompliant = driver.jdbcCompliant();
        System.out.println(isJdbcCompliant);
    }/*from w w  w .  ja v  a  2  s .  c  o m*/
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    Class.forName("org.gjt.mm.mysql.Driver");

    Properties info = new Properties();
    Driver driver = DriverManager.getDriver("jdbc:mysql://localhost/demo2s");
    System.out.println("driver=" + driver);
    DriverPropertyInfo[] attributes = driver.getPropertyInfo("jdbc:mysql://localhost/demo2s", info);
    System.out.println("attributes=" + attributes);
    // zero length means a connection attempt can be made
    System.out.println("Resolving properties for: " + driver.getClass().getName());

    for (int i = 0; i < attributes.length; i++) {
        // get the property metadata
        String name = attributes[i].name;
        String[] choices = attributes[i].choices;
        boolean required = attributes[i].required;
        String description = attributes[i].description;
        // printout property metadata
        System.out.println(name + " (Required: " + required + ")");
        if (choices == null) {
            System.out.println(" No choices.");
        } else {//from   ww w  . j  av  a2 s .  com
            System.out.print(" Choices are: ");
            for (int j = 0; j < choices.length; j++) {
                System.out.print(" " + choices[j]);
            }
        }
        System.out.println(" Description: " + description);
    }

}

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From source file:com.ironiacorp.persistence.SqlUtil.java

/**
 * Check if the database driver is loaded.
 * /* w  ww .j  a  v  a 2  s  .  co  m*/
 * @return True if the driver is loaded, False otherwise.
 */
public static boolean isDriverLoaded(String driver) {
    // Check if the driver has been already loaded
    Enumeration<Driver> drivers = DriverManager.getDrivers();
    while (drivers.hasMoreElements()) {
        Driver d = drivers.nextElement();
        if (d.getClass().getName().equals(driver)) {
            return true;
        }
    }
    return false;
}

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From source file:com.ironiacorp.persistence.SqlUtil.java

/**
 * Unload the database driver (if it's loaded).
 *//*from  w  ww. j  a va 2 s. c  o  m*/
public static void unloadDriver(String driver) {
    if (!SqlUtil.isDriverLoaded(driver)) {
        return;
    }

    Enumeration<Driver> drivers = DriverManager.getDrivers();
    while (drivers.hasMoreElements()) {
        Driver d = drivers.nextElement();
        if (d.getClass().getName().equals(driver)) {
            try {
                DriverManager.deregisterDriver(d);
            } catch (SQLException e) {
            }
        }
    }
}

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From source file:com.jt.dbcp.example.ManualPoolingDataSourceExample.java

public static void printDataSourceStats(DataSource ds) {
    Enumeration<Driver> driver = DriverManager.getDrivers();
    while (driver.hasMoreElements()) {
        Driver d = driver.nextElement();
        System.out.println(d.getClass());
    }//from  w w w.j  av  a2 s  .com
}

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From source file:com.jaspersoft.jasperserver.api.engine.jasperreports.service.impl.TibcoDriverManagerImpl.java

static boolean isDriverExisted(String driverClass) {
    Enumeration<Driver> e = DriverManager.getDrivers();
    while (e.hasMoreElements()) {
        Driver driver = (Driver) e.nextElement();
        String driverClassName = (String) driver.getClass().getName();
        if (driverClassName.equals(driverClass))
            return true;
    }/*www . ja  v  a2  s. c o m*/
    return false;
}

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From source file:com.jaspersoft.jasperserver.api.engine.jasperreports.service.impl.TibcoDriverManagerImpl.java

static void deregisterTibcosoftwareincDrivers() {
    Enumeration<Driver> e = DriverManager.getDrivers();
    while (e.hasMoreElements()) {
        Driver driver = (Driver) e.nextElement();
        String driverClassName = (String) driver.getClass().getName();
        try {/*from   w w w. ja  v a2  s.  c om*/
            if (driverClassName.startsWith("tibcosoftwareinc."))
                DriverManager.deregisterDriver(driver);
        } catch (Exception ex) {
            printLog("Unable to deregister driver: " + driverClassName, ex);
        }
    }
}

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From source file:com.mg.jet.birt.report.data.oda.ejbql.HibernateUtil.java

private static synchronized void initSessionFactory(String hibfile, String mapdir, String jndiName)
        throws HibernateException {
    //ClassLoader cl1;

    if (sessionFactory == null) {

        if (jndiName == null || jndiName.trim().length() == 0)
            jndiName = CommonConstant.DEFAULT_JNDI_URL;
        Context initCtx = null;/* ww w .  j  a  v a 2  s. c  om*/
        try {
            initCtx = new InitialContext();
            sessionFactory = (SessionFactory) initCtx.lookup(jndiName);
            return;
        } catch (Exception e) {
            logger.log(Level.INFO, "Unable to get JNDI data source connection", e);
        } finally {
            if (initCtx != null)
                try {
                    initCtx.close();
                } catch (NamingException e) {
                    //ignore
                }
        }

        Thread thread = Thread.currentThread();
        try {
            //Class.forName("org.hibernate.Configuration");
            //Configuration ffff = new Configuration();
            //Class.forName("org.apache.commons.logging.LogFactory");

            oldloader = thread.getContextClassLoader();
            //Class thwy = oldloader.loadClass("org.hibernate.cfg.Configuration");
            //Class thwy2 = oldloader.loadClass("org.apache.commons.logging.LogFactory");
            //refreshURLs();
            //ClassLoader changeLoader = new URLClassLoader( (URL [])URLList.toArray(new URL[0]),HibernateUtil.class.getClassLoader());
            ClassLoader testLoader = new URLClassLoader((URL[]) URLList.toArray(new URL[0]), pluginLoader);
            //changeLoader = new URLClassLoader( (URL [])URLList.toArray(new URL[0]));

            thread.setContextClassLoader(testLoader);
            //Class thwy2 = changeLoader.loadClass("org.hibernate.cfg.Configuration");
            //Class.forName("org.apache.commons.logging.LogFactory", true, changeLoader);
            //Class cls = Class.forName("org.hibernate.cfg.Configuration", true, changeLoader);
            //Configuration cfg=null;
            //cfg = new Configuration();
            //Object oo = cls.newInstance();
            //Configuration cfg = (Configuration)oo;
            Configuration cfg = new Configuration();
            buildConfig(hibfile, mapdir, cfg);

            Class<? extends Driver> driverClass = testLoader
                    .loadClass(cfg.getProperty("connection.driver_class")).asSubclass(Driver.class);
            Driver driver = driverClass.newInstance();
            WrappedDriver wd = new WrappedDriver(driver, cfg.getProperty("connection.driver_class"));

            boolean foundDriver = false;
            Enumeration<Driver> drivers = DriverManager.getDrivers();
            while (drivers.hasMoreElements()) {
                Driver nextDriver = (Driver) drivers.nextElement();
                if (nextDriver.getClass() == wd.getClass()) {
                    if (nextDriver.toString().equals(wd.toString())) {
                        foundDriver = true;
                        break;
                    }
                }
            }
            if (!foundDriver) {

                DriverManager.registerDriver(wd);
            }

            sessionFactory = cfg.buildSessionFactory();
            //configuration = cfg;
            HibernateMapDirectory = mapdir;
            HibernateConfigFile = hibfile;
        } catch (Throwable e) {
            e.printStackTrace();
            throw new HibernateException("No Session Factory Created " + e.getLocalizedMessage(), e);
        } finally {
            thread.setContextClassLoader(oldloader);
        }
    }
}

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From source file:com.flexive.core.Database.java

/**
 * Cleanup cached data sources.//from  w  ww  .  ja  v a2 s  .co m
 * 
 * @since 3.1.4
 */
public static synchronized void cleanup() {
    if (defaultDataSourceInitialized) {
        // try to deregister bundled H2 driver
        try {
            final Enumeration<Driver> drivers = DriverManager.getDrivers();
            while (drivers.hasMoreElements()) {
                final Driver driver = drivers.nextElement();
                if ("org.h2.Driver".equals(driver.getClass().getCanonicalName())) {
                    // deregister our bundled H2 driver
                    LOG.info("Uninstalling bundled H2 driver");
                    DriverManager.deregisterDriver(driver);
                }
            }
        } catch (Exception e) {
            LOG.warn("Failed to deregister H2 driver", e);
        }
    }

    dataSourcesByName.clear();
    for (int i = 0; i < dataSources.length; i++) {
        dataSources[i] = null;
    }
    for (int i = 0; i < dataSourcesNoTX.length; i++) {
        dataSourcesNoTX[i] = null;
    }
    globalDataSource = null;
    testDataSource = null;
    testDataSourceNoTX = null;
}

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From source file:com.wavemaker.runtime.server.CleanupListener.java

@Override
public void contextDestroyed(ServletContextEvent event) {
    try {/*from  w  w w. jav a2s  .c  o  m*/
        // remove from the system DriverManager the JDBC drivers registered
        // by this web app
        for (Enumeration<Driver> e = CastUtils.cast(DriverManager.getDrivers()); e.hasMoreElements();) {
            Driver driver = e.nextElement();
            if (driver.getClass().getClassLoader() == getClass().getClassLoader()) {
                DriverManager.deregisterDriver(driver);
            }
        }

        LogFactory.releaseAll();

        // flush all of the Introspector's internal caches
        Introspector.flushCaches();

    } catch (Exception e) {
        e.printStackTrace();
    }
}

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