Example usage for javax.naming Context getEnvironment

Introduction

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

Prototype

public Hashtable<?, ?> getEnvironment() throws NamingException;

Source Link

Document

Retrieves the environment in effect for this context.

Usage

From source file:Util.java

/**
 * Checks an object implements the given class
 * /* ww w .  j  av a 2s  .  c om*/
 * @param context
 *          the context
 * @param name
 *          the name to lookup
 * @param object
 *          the object
 * @param clazz
 *          the expected type
 * @throws Exception
 *           for any error
 */
protected static void checkObject(Context context, String name, Object object, Class clazz) throws Exception {
    Class objectClass = object.getClass();
    if (clazz.isAssignableFrom(objectClass) == false) {
        StringBuffer buffer = new StringBuffer(100);
        buffer.append("Object at '").append(name);
        buffer.append("' in context ").append(context.getEnvironment());
        buffer.append(" is not an instance of ");
        appendClassInfo(buffer, clazz);
        buffer.append(" object class is ");
        appendClassInfo(buffer, object.getClass());
        throw new ClassCastException(buffer.toString());
    }
}

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

public DefaultNameParser(final Context parent) throws NamingException {
    this.properties = new Properties();
    properties.putAll(parent.getEnvironment());
}

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From source file:org.apache.axis2.transaction.TransactionConfiguration.java

private synchronized TransactionManager lookupTransactionManager() throws AxisFault {

    try {/*from  ww w. j  ava2s  .c o  m*/

        Context context = new InitialContext(jndiProperties);
        Object transactionManager = context.lookup(transactionManagerJNDIName);
        if (transactionManager != null && transactionManager instanceof TransactionManager) {
            return (TransactionManager) transactionManager;
        } else {
            log.error("TransactionManager : " + transactionManagerJNDIName + " not found when looking up"
                    + " using JNDI properties : " + context.getEnvironment());
            throw new AxisFault("TransactionManager : " + transactionManagerJNDIName
                    + " not found when looking up" + " using JNDI properties : " + context.getEnvironment());
        }

    } catch (NamingException e) {

        log.error(new StringBuilder().append("Error looking up TransactionManager ")
                .append(" using JNDI properties : ").append(jndiProperties));
        throw new AxisFault(
                "TransactionManager not found when looking up" + " using JNDI properties : " + jndiProperties);
    }
}

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From source file:org.apache.qpid.disttest.db.ResultsDbWriter.java

/**
 * Uses the context's environment to load the JDBC driver class and return the
 * JDBC URL specified therein./*from ww  w.  ja  v  a  2s  .  com*/
 * @return the JDBC URL
 */
private String initialiseJdbc(Context context) {
    Hashtable<?, ?> environment = null;
    try {
        environment = context.getEnvironment();

        String driverName = (String) environment.get(DRIVER_NAME);
        if (driverName == null) {
            throw new IllegalArgumentException(
                    "JDBC driver name " + DRIVER_NAME + " missing from context environment: " + environment);
        }

        Class.forName(driverName);

        Object url = environment.get(URL);
        if (url == null) {
            throw new IllegalArgumentException(
                    "JDBC URL " + URL + " missing from context environment: " + environment);
        }
        return (String) url;
    } catch (NamingException e) {
        throw constructorRethrow(e, environment);
    } catch (ClassNotFoundException e) {
        throw constructorRethrow(e, environment);
    }
}

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From source file:org.apache.synapse.commons.datasource.DataSourceFinder.java

/**
 * Find a DataSource using the given name and naming context
 *
 * @param dsName  Name of the DataSource to be found
 * @param context Naming Context/*from   w  ww.  j a va  2 s .c  o  m*/
 * @return DataSource if found , otherwise null
 */
public static DataSource find(String dsName, Context context) {

    try {
        Object dataSourceO = context.lookup(dsName);
        if (dataSourceO != null && dataSourceO instanceof DataSource) {
            return (DataSource) dataSourceO;
        } else {
            throw new SynapseCommonsException("DataSource : " + dsName + " not found "
                    + "when looking up using JNDI properties : " + context.getEnvironment(), log);
        }

    } catch (NamingException e) {
        throw new SynapseCommonsException(
                "Error looking up DataSource : " + dsName + " using JNDI" + " properties : " + context, e, log);
    }
}

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From source file:org.apache.torque.dsfactory.JndiDataSourceFactory.java

/**
 *
 * @param ctx the context//from  ww w . jav  a 2  s  .  c  om
 * @throws NamingException
 */
private void debugCtx(Context ctx) throws NamingException {
    log.debug("InitialContext -------------------------------");
    Map<?, ?> env = ctx.getEnvironment();
    Iterator<?> qw = env.entrySet().iterator();
    log.debug("Environment properties:" + env.size());
    while (qw.hasNext()) {
        Map.Entry<?, ?> entry = (Map.Entry<?, ?>) qw.next();
        log.debug("    " + entry.getKey() + ": " + entry.getValue());
    }
    log.debug("----------------------------------------------");
}

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From source file:org.grouter.common.jndi.JNDIUtils.java

/**
 * Print out all JNDI variables for provided Context.
 *
 * @param ctx     Context//from   w w  w  .  jav  a2  s .  c  o  m
 * @param alogger if null it will usethis class logger
 */
public static void printJNDI(Context ctx, Logger alogger) {
    Hashtable table;
    try {
        table = ctx.getEnvironment();
        Set set = table.keySet();
        Iterator it = set.iterator();
        alogger.info("Context contains key value pairs:");
        while (it.hasNext()) {
            String key = (String) it.next();
            alogger.info("(key,value) = (" + key + "," + (table.get(key)) + ")");
        }
    } catch (NamingException ex) {
        logger.error("Retrieving the environment in effect for this context failed.");
    }
}

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From source file:org.grouter.common.jndi.JNDIUtils.java

/**
 * Print out all JNDI variables for provided Context.
 *
 * @param ctx     Context//from   w  ww . j  a v a2s. c  o m
 * @param alogger if null it will usethis class logger
 */
public static void printJNDI(Context ctx, final Log alogger) {
    Hashtable table;
    try {
        table = ctx.getEnvironment();
        Set set = table.keySet();
        Iterator it = set.iterator();
        alogger.info("Context contains key value pairs:");
        while (it.hasNext()) {
            String key = (String) it.next();
            alogger.info("(key,value) = (" + key + "," + (table.get(key)) + ")");
        }
    } catch (NamingException ex) {
        logger.error("Retrieving the environment in effect for this context failed.");
    }
}

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From source file:org.wso2.appcloud.tierapi.util.DataSourceJDBC.java

public static Connection getConnection() {
    Connection conn = null;/*from ww w. j  a  va  2 s. c o  m*/
    try {
        Context initCtx = new InitialContext();
        SelectorContext selectorContext = new SelectorContext(
                (Hashtable<String, Object>) initCtx.getEnvironment(), false);
        Context envCtx = (Context) selectorContext.lookup("java:comp/env");

        DataSource ds = (DataSource) envCtx.lookup("jdbc/WSO2AppCloud1");

        conn = ds.getConnection();

    } catch (NamingException e) {
        String msg = "Error while connecting to Data Source ";
        log.error(msg, e);
    } catch (SQLException e) {
        String msg = "Error while getting connection to Data Base ";
        log.error(msg, e);
    }
    return conn;
}

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From source file:org.wso2.carbon.bpmn.extensions.jms.JMSUtils.java

/**
 *
 * @param context/* w  w w  . ja v a  2 s  .c o  m*/
 * @param destinationName
 * @param destinationType
 * @return
 * @throws NamingException
 */
public Destination lookupDestination(Context context, String destinationName, String destinationType)
        throws NamingException {
    if (destinationName == null) {
        return null;
    }

    try {
        return lookup(context, Destination.class, destinationName);
    } catch (NameNotFoundException e) {
        try {
            Properties initialProperties = new Properties();
            if (context.getEnvironment() != null) {
                if (context.getEnvironment().get(JMSConstants.NAMING_FACTORY_INITIAL) != null) {
                    initialProperties.put(JMSConstants.NAMING_FACTORY_INITIAL,
                            context.getEnvironment().get(JMSConstants.NAMING_FACTORY_INITIAL));
                }
                if (context.getEnvironment().get(JMSConstants.JMS_PROVIDER_URL) != null) {
                    initialProperties.put(JMSConstants.JMS_PROVIDER_URL,
                            context.getEnvironment().get(JMSConstants.JMS_PROVIDER_URL));
                }
                if (context.getEnvironment().get(JMSConstants.CONNECTION_STRING) != null) {
                    initialProperties.put(JMSConstants.CONNECTION_STRING,
                            context.getEnvironment().get(JMSConstants.CONNECTION_STRING));
                }
            }

            if (JMSConstants.DESTINATION_TYPE_QUEUE.equalsIgnoreCase(destinationType)) {
                initialProperties.put(JMSConstants.QUEUE_PREFIX + destinationName, destinationName);
            } else if (JMSConstants.DESTINATION_TYPE_TOPIC.equalsIgnoreCase(destinationType)) {
                initialProperties.put(JMSConstants.TOPIC_PREFIX + destinationName, destinationName);
            }

            InitialContext initialContext = new InitialContext(initialProperties);
            return lookup(initialContext, Destination.class, destinationName);

        } catch (NamingException ex) {
            log.warn("Cannot locate destination: " + destinationName);
            throw ex;
        }
    }
}

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