Example usage for javax.naming InitialContext InitialContext

Introduction

In this page you can find the example usage for javax.naming InitialContext InitialContext.

Prototype

public InitialContext() throws NamingException

Source Link

Document

Constructs an initial context.

Usage

From source file:Main.java

private Connection getConnection() {
    Connection connection = null;
    try {/*  w w  w.jav a 2s .com*/
        InitialContext context = new InitialContext();
        DataSource dataSource = (DataSource) context.lookup("jdbc/DataSource");
        connection = dataSource.getConnection();
    } catch (NamingException e) {
        e.printStackTrace();
    } catch (SQLException e) {
        e.printStackTrace();
    }
    return connection;
}

From source file:com.wso2telco.core.dbutils.DbUtils.java

/**
 * Initialize datasources.//from  w ww .j  av  a 2  s  .  com
 *
 * @throws SQLException
 *             the SQL exception
 *             the db util exception
 */
public static void initializeDatasources() throws SQLException, DBUtilException {
    if (Datasource != null) {
        return;
    }

    try {
        log.info("Before DB Initialize");
        Context ctx = new InitialContext();
        DEP_DATA_SOURCE = (DataSourceNames.WSO2TELCO_DEP_DB.jndiName());
        Datasource = (DataSource) ctx.lookup(DEP_DATA_SOURCE);

    } catch (NamingException e) {
        handleException("Error while looking up the data source: " + DEP_DATA_SOURCE, e);
    }
}

From source file:hnu.helper.DataBaseConnection.java

/** Fetches new DataBaseConnection from Pool */
public Connection getDBConnection() {
    Connection conn = null;//from   ww  w .jav a  2 s  . c  o  m

    try {
        Context ctx = new InitialContext();
        DataSource ds = (DataSource) ctx.lookup("java:comp/env/jdbc/hnuDB");

        conn = ds.getConnection();
    } catch (Exception sqle) {
        log.error("Couln't get connection from DataSource", sqle);
        //sqle.printStackTrace();
    }

    return conn;
}

From source file:pt.sapo.pai.vip.VipServlet.java

@Override
public void init() throws ServletException {
    super.init();
    try {/*from  www  . j  av  a 2 s  .c om*/
        servers = ((String) new InitialContext().lookup("java:comp/env/servers")).split(",");
    } catch (NamingException ex) {
        throw new ServletException(ex);
    }
}

From source file:TransformServlet.java

/**
 * Servlet initializer - look up the bean's home interface
 *///from   w  ww .j a va  2 s  . c o  m
public void init(ServletConfig config) throws ServletException {
    try {
        InitialContext context = new InitialContext();
        Object transformRef = context.lookup("transform");
        transformer = (TransformHome) PortableRemoteObject.narrow(transformRef, TransformHome.class);
    } catch (Exception NamingException) {
        NamingException.printStackTrace();
    }
}

From source file:com.wso2telco.proxy.util.DBUtils.java

private static void initializeDatasource() throws NamingException {
    if (dataSource != null) {
        return;/*from  ww w  .jav a  2  s.co  m*/
    }

    String dataSourceName = null;
    try {
        Context ctx = new InitialContext();
        dataSourceName = configurationService.getDataHolder().getMobileConnectConfig().getAuthProxy()
                .getDataSourceName();
        if (dataSourceName != null) {
            dataSource = (DataSource) ctx.lookup(dataSourceName);
        } else {
            throw new ConfigurationException("DataSource could not be found in mobile-connect.xml");
        }
    } catch (ConfigurationException e) {
        throw new ConfigurationException("DataSource could not be found in mobile-connect.xml");
    } catch (NamingException e) {
        throw new NamingException("Exception occurred while initiating data source : " + dataSourceName);
    }
}

From source file:io.apiman.gateway.engine.ispn.AbstractInfinispanComponent.java

/**
 * @return gets the cache/*from w ww. j  av  a  2s .  co  m*/
 */
protected Cache<Object, Object> getCache() {
    if (cache != null) {
        return cache;
    }

    try {
        InitialContext ic = new InitialContext();
        CacheContainer container = (CacheContainer) ic.lookup(cacheContainer);
        cache = container.getCache(cacheName);
        return cache;
    } catch (NamingException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.dattack.naming.StandaloneJndiTest.java

@Test
public void testBind() {
    try {/*from   ww  w  . j a  v  a 2 s. c om*/
        final InitialContext context = new InitialContext();
        final String name = getCompositeName("jdbc", "testBind");
        final Object obj = new Integer(10);
        context.bind(name, obj);
        assertEquals(obj, context.lookup(name));
    } catch (final NamingException e) {
        fail(e.getMessage());
    }
}

From source file:com.wso2telco.gsma.authenticators.dao.impl.AttributeConfigDaoImpl.java

private static void initializeConnectDatasource() throws NamingException {
    if (mConnectDatasource != null) {
        return;/*w  w  w. j ava2 s.  co m*/
    }

    String dataSourceName = null;
    try {
        Context ctx = new InitialContext();
        ConfigurationService configurationService = new ConfigurationServiceImpl();
        dataSourceName = configurationService.getDataHolder().getMobileConnectConfig().getDataSourceName();
        mConnectDatasource = (DataSource) ctx.lookup(dataSourceName);
    } catch (NamingException e) {
        throw new ConfigurationException("DataSource could not be found in mobile-connect.xml:" + e);
    }
}

From source file:com.stratelia.silverpeas.silverStatisticsPeas.control.AbstractSpringDatasourceTest.java

@AfterClass
public static void tearDownClass() throws Exception {
    InitialContext ic = new InitialContext();
    ic.unbind("java:/datasources/silverpeas-jdbc");
    springContext.close();//from  ww  w.java 2  s.c o m
    DBUtil.clearTestInstance();
    SimpleMemoryContextFactory.tearDownAsInitialContext();
}