Example usage for javax.naming InitialContext lookup

List of usage examples for javax.naming InitialContext lookup

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Introduction

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

Prototype

public Object lookup(Name name) throws NamingException

Source Link

Usage

From source file:eu.uqasar.util.UQasarUtil.java

/**
 * Writes the project entities to rdf/*  w  ww.j a va2s.c  o  m*/
 */
private static OntModel writeProjectEntries() {
    OntModel model = ModelFactory.createOntologyModel(OntModelSpec.OWL_MEM);
    try {
        thewebsemantic.Bean2RDF writer = new Bean2RDF(model);
        InitialContext ic = new InitialContext();
        TreeNodeService treeNodeService = (TreeNodeService) ic.lookup("java:module/TreeNodeService");
        List<Project> projects = treeNodeService.getAllProjects();
        for (Project proj : projects) {
            writer.save(proj);
        }

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

From source file:org.rhq.enterprise.server.core.jaas.JDBCPrincipalCheckLoginModule.java

/**
 * @see org.jboss.security.auth.spi.UsernamePasswordLoginModule#getUsersPassword()
 *//* ww w  .ja  v  a 2  s  .com*/
@Override
protected String getUsersPassword() throws LoginException {
    String username = getUsername();
    if ("admin".equals(username)) {
        throw new FailedLoginException("Cannot log in as overlord");
    }
    String password = getUsernameAndPassword()[1]; // what did the user enter?
    Connection conn = null;
    PreparedStatement ps = null;
    ResultSet rs = null;

    try {
        Properties props = getProperties();
        InitialContext ctx = new InitialContext(props);
        DataSource ds = (DataSource) ctx.lookup(dsJndiName);
        conn = ds.getConnection();

        ps = conn.prepareStatement(principalsQuery);
        ps.setString(1, username);
        rs = ps.executeQuery();
        if (rs.next() == true) {
            throw new FailedLoginException("username found in principals - do not continue");
        }

        password = Util.createPasswordHash("MD5", "base64", null, null, password); // return back the string entered by the user as a hash
    } catch (NamingException ex) {
        throw new LoginException(ex.toString(true));
    } catch (SQLException ex) {
        throw new LoginException(ex.toString());
    } finally {
        if (rs != null) {
            try {
                rs.close();
            } catch (Exception e) {
            }
        }

        if (ps != null) {
            try {
                ps.close();
            } catch (Exception e) {
            }
        }

        if (conn != null) {
            try {
                conn.close();
            } catch (Exception ex) {
            }
        }
    }

    return password;
}

From source file:csiro.pidsvc.core.Settings.java

private Settings(HttpServlet servlet) throws NullPointerException, IOException {
    // Retrieve manifest.
    if ((_servlet = servlet) != null) {
        ServletConfig config = _servlet.getServletConfig();
        if (config != null) {
            ServletContext application = config.getServletContext();
            _manifest = new Manifest(application.getResourceAsStream("/META-INF/MANIFEST.MF"));
        }//from w ww .  j a va  2  s  . c  o m
    }

    // Retrieve settings.
    FileInputStream fis = null;
    try {
        InitialContext context = new InitialContext();
        String settingsFile = (String) context.lookup("java:comp/env/" + SETTINGS_OPT);
        fis = new FileInputStream(settingsFile);
        _properties = new PropertyResourceBundle(fis);
    } catch (NamingException ex) {
        _logger.debug("Using default pidsvc.properties file.");
        _properties = ResourceBundle.getBundle("pidsvc");
    } finally {
        if (fis != null)
            fis.close();
    }

    // Get additional system properties.
    _serverProperties.put("serverJavaVersion", System.getProperty("java.version"));
    _serverProperties.put("serverJavaVendor", System.getProperty("java.vendor"));
    _serverProperties.put("javaHome", System.getProperty("java.home"));
    _serverProperties.put("serverOsArch", System.getProperty("os.arch"));
    _serverProperties.put("serverOsName", System.getProperty("os.name"));
    _serverProperties.put("serverOsVersion", System.getProperty("os.version"));
}

From source file:com.flexive.shared.EJBLookup.java

/**
 * Discover which lookup strategy works for the given class
 *
 * @param appName     EJB application name
 * @param environment properties passed to the initial context
 * @param type        the class//from  w  w  w .  j ava2 s . c  o  m
 * @return appName (may have changed)
 */
private static <T> String discoverStrategy(String appName, final Hashtable<String, String> environment,
        Class<T> type) {
    InitialContext ctx = null;
    for (STRATEGY strat : STRATEGY.values()) {
        if (strat == STRATEGY.UNKNOWN)
            continue;
        used_strategy = strat;
        try {
            final Hashtable<String, String> env = environment != null
                    ? new Hashtable<String, String>(environment)
                    : new Hashtable<String, String>();
            prepareEnvironment(strat, env);
            ctx = new InitialContext(env);
            ctx.lookup(buildName(appName, type));

            if (used_strategy == STRATEGY.EJB31_MODULE) {
                // we need to resolve all interfaces required by non-web components (stream server, scheduler),
                // since they run outside the module context

                resolveKnownInterfaces();
            }
            return appName;
        } catch (Exception e) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Strategy " + strat + " failed: " + e.getMessage(), e);
            }
            //ignore and try next
        }
    }
    //houston, we have a problem - try locale and remote with appname again iterating through all "root" ctx bindings
    //this can happen if the ear is not named flexive.ear
    try {
        if (ctx == null)
            ctx = new InitialContext(environment);
        NamingEnumeration<NameClassPair> ncpe = ctx.list("");
        while (ncpe.hasMore()) {
            NameClassPair ncp = ncpe.next();
            if (ncp.getClassName().endsWith("NamingContext")) {
                appName = ncp.getName();
                try {
                    used_strategy = STRATEGY.APP_SIMPLENAME_LOCAL;
                    ctx.lookup(buildName(ncp.getName(), type));
                    APPNAME = ncp.getName();
                    LOG.info("Using application name [" + appName + "] for lookups!");
                    return APPNAME;
                } catch (Exception e) {
                    //ignore and try remote
                }
                try {
                    used_strategy = STRATEGY.APP_SIMPLENAME_REMOTE;
                    ctx.lookup(buildName(ncp.getName(), type));
                    APPNAME = ncp.getName();
                    LOG.info("Using application name [" + appName + "] for lookups!");
                    return APPNAME;
                } catch (Exception e) {
                    //ignore and try remote
                }
            }
        }
    } catch (Exception e) {
        LOG.warn(e);
    }
    used_strategy = null;
    return appName;
}

From source file:org.josso.jbportal27.agent.JOSSOIdentityServiceImpl.java

/**
 * //  w w w .j a  v a2  s .c o  m
 *
 */
public void start() {
    try {
        InitialContext initialContext = new InitialContext();

        this.userModule = (UserModule) initialContext.lookup("java:/portal/UserModule");
        this.profileModule = (UserProfileModule) initialContext.lookup("java:/portal/UserProfileModule");
        this.membershipModule = (MembershipModule) initialContext.lookup("java:/portal/MembershipModule");
    } catch (Exception e) {
        logger.error(this, e);
        this.stop();
    }
}

From source file:org.nuxeo.ecm.core.event.jms.JmsEventForwarder.java

protected void produceJMSMessage(SerializableEventBundle message) throws JMSBusNotActiveException {
    InitialContext ctx;
    Topic nuxeoTopic;//  w ww  .  j  av a2  s. co m
    try {
        ctx = new InitialContext();
        nuxeoTopic = (Topic) ctx.lookup(NUXEO_JMS_TOPIC);
    } catch (NamingException e) {
        jmsBusIsActive = false;
        throw new JMSBusNotActiveException(e);
    }

    TopicConnection nuxeoTopicConnection = null;
    TopicSession nuxeoTopicSession = null;
    TopicPublisher nuxeoMessagePublisher = null;
    try {
        TopicConnectionFactory factory = (TopicConnectionFactory) ctx.lookup("TopicConnectionFactory");
        nuxeoTopicConnection = factory.createTopicConnection();
        nuxeoTopicSession = nuxeoTopicConnection.createTopicSession(false, TopicSession.AUTO_ACKNOWLEDGE);

        ObjectMessage jmsMessage = nuxeoTopicSession.createObjectMessage(message);

        // add Headers for JMS message
        jmsMessage.setStringProperty("BundleEvent", message.getEventBundleName());

        nuxeoMessagePublisher = nuxeoTopicSession.createPublisher(nuxeoTopic);

        nuxeoMessagePublisher.send(jmsMessage);
        log.debug("Event bundle " + message.getEventBundleName() + " forwarded to JMS topic");

    } catch (Exception e) {
        log.error("Error during JMS forwarding", e);
    } finally {
        if (nuxeoTopicSession != null) {
            try {
                if (nuxeoMessagePublisher != null) {
                    nuxeoMessagePublisher.close();
                }
                nuxeoTopicConnection.close();
                nuxeoTopicSession.close();
            } catch (JMSException e) {
                log.error("Error during JMS cleanup", e);
            }
        }
    }
}

From source file:org.wso2.carbon.custom.connector.EJBConnector.java

/**
 * Calls the EJB Service. Will have to modify as need to fit your requirement.
 *
 * @throws Exception/*  ww w  .j a v  a  2  s .co  m*/
 */
public void callEJB() throws Exception {
    InitialContext context = getInitialContext();// new InitialContext();
    String serviceReference = "java:global/org.wso2.carbon.custom.ejb-1.0-SNAPSHOT/HelloBean";
    HelloIF clientBean = (HelloIF) context.lookup(serviceReference);
    log.info("EJB Service Response >>>>>>>>>>>>> " + clientBean.sayHello());
}

From source file:org.jetbrains.webdemo.servlet.KotlinHttpServlet.java

private boolean loadTomcatParameters() {
    InitialContext initCtx = null;
    try {/*from  www . j ava 2  s  .c  o m*/
        initCtx = new InitialContext();
        NamingContext envCtx = (NamingContext) initCtx.lookup("java:comp/env");
        try {
            CommandRunner.setServerSettingFromTomcatConfig("app_output_dir",
                    (String) envCtx.lookup("app_output_dir"));
        } catch (NamingException e) {
            File rootFolder = new File(ApplicationSettings.WEBAPP_ROOT_DIRECTORY);
            String appHome = rootFolder.getParentFile().getParentFile().getParent();
            CommandRunner.setServerSettingFromTomcatConfig("app_output_dir", appHome);
        }

        try {
            CommandRunner.setServerSettingFromTomcatConfig("is_test_version",
                    (String) envCtx.lookup("is_test_version"));
        } catch (NameNotFoundException e) {
            //Absent is_test_version variable in context.xml
            CommandRunner.setServerSettingFromTomcatConfig("is_test_version", "false");
        }

        CommandRunner.setServerSettingFromTomcatConfig("backend_url", (String) envCtx.lookup("backend_url"));
        return true;
    } catch (Throwable e) {
        e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
        return false;
    }

}

From source file:org.rhq.enterprise.server.core.jaas.JDBCLoginModule.java

/**
 * @see org.jboss.security.auth.spi.UsernamePasswordLoginModule#getUsersPassword()
 *///from w w  w . j av a2 s.  c  o m
@Override
protected String getUsersPassword() throws LoginException {
    String username = getUsername();
    if ("admin".equals(username)) {
        throw new FailedLoginException("Cannot log in as overlord");
    }
    String password = null;
    Connection conn = null;
    PreparedStatement ps = null;
    ResultSet rs = null;

    try {
        Properties props = getProperties();
        InitialContext ctx = new InitialContext(props);
        DataSource ds = (DataSource) ctx.lookup(dsJndiName);
        conn = ds.getConnection();

        ps = conn.prepareStatement(principalsQuery);
        ps.setString(1, username);
        rs = ps.executeQuery();
        if (rs.next() == false) {
            throw new FailedLoginException("No matching username found in principals");
        }

        password = rs.getString(1);
    } catch (NamingException ex) {
        throw new LoginException(ex.toString(true));
    } catch (SQLException ex) {
        throw new LoginException(ex.toString());
    } finally {
        if (rs != null) {
            try {
                rs.close();
            } catch (Exception e) {
            }
        }

        if (ps != null) {
            try {
                ps.close();
            } catch (Exception e) {
            }
        }

        if (conn != null) {
            try {
                conn.close();
            } catch (Exception ex) {
            }
        }
    }

    return password;
}

From source file:org.hawkular.apm.server.jms.AbstractPublisherJMS.java

@PostConstruct
public void init() {
    try {/*from  w  w  w  . j a va2  s. co  m*/
        InitialContext context = new InitialContext();
        ConnectionFactory connectionFactory = (ConnectionFactory) context.lookup("java:/APMJMSCF");
        connection = connectionFactory.createConnection();
        session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); // TODO: Transacted?
        Destination destination = (Destination) context.lookup(getDestinationURI());
        producer = session.createProducer(destination);
        connection.start();
    } catch (Exception e) {
        msgLog.errorFailedToInitPublisher(getDestinationURI(), e);
    }
}