Example usage for java.util Enumeration hasMoreElements

List of usage examples for java.util Enumeration hasMoreElements

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Introduction

In this page you can find the example usage for java.util Enumeration hasMoreElements.

Prototype

boolean hasMoreElements();

Source Link

Document

Tests if this enumeration contains more elements.

Usage

From source file:com.glaf.core.config.MessageProperties.java

public static void reload() {
    if (!loading.get()) {
        InputStream inputStream = null;
        try {//from   w ww  .  java  2s .  c  o m
            loading.set(true);
            String config = SystemProperties.getConfigRootPath() + "/conf/props/messages";
            File directory = new File(config);
            if (directory.exists() && directory.isDirectory()) {
                File[] filelist = directory.listFiles();
                if (filelist != null) {
                    for (int i = 0, len = filelist.length; i < len; i++) {
                        String filename = config + "/" + filelist[i];
                        File file = new File(filename);
                        if (file.isFile() && file.getName().endsWith(".properties")) {
                            inputStream = new FileInputStream(file);
                            Properties p = PropertiesUtils.loadProperties(inputStream);
                            if (p != null) {
                                Enumeration<?> e = p.keys();
                                while (e.hasMoreElements()) {
                                    String key = (String) e.nextElement();
                                    String value = p.getProperty(key);
                                    properties.setProperty(key, value);
                                    properties.setProperty(key.toLowerCase(), value);
                                    properties.setProperty(key.toUpperCase(), value);
                                }
                            }
                            IOUtils.closeStream(inputStream);
                        }
                    }
                }
            }

            ISystemPropertyService systemPropertyService = ContextFactory.getBean("systemPropertyService");
            List<SystemProperty> list = systemPropertyService.getAllSystemProperties();
            if (list != null && !list.isEmpty()) {
                for (SystemProperty p : list) {
                    properties.put(p.getName(), p);
                }
            }

        } catch (Exception ex) {
            throw new RuntimeException(ex);
        } finally {
            loading.set(false);
            IOUtils.closeStream(inputStream);
        }
    }
}

From source file:com.google.code.pentahoflashcharts.charts.PentahoOFC4JChartHelper.java

@SuppressWarnings("unchecked")
private static Map createChartFactoryMap() {
    Properties chartFactories = new Properties();
    // First, get known chart factories...
    try {/*from w  w w  . j a  v a  2 s . c  o  m*/
        ResourceBundle pluginBundle = ResourceBundle.getBundle(PLUGIN_BUNDLE_NAME);
        if (pluginBundle != null) { // Copy the bundle here...
            Enumeration keyEnum = pluginBundle.getKeys();
            String bundleKey = null;
            while (keyEnum.hasMoreElements()) {
                bundleKey = (String) keyEnum.nextElement();
                chartFactories.put(bundleKey, pluginBundle.getString(bundleKey));
            }
        }
    } catch (Exception ex) {
        logger.warn(Messages.getString("PentahoOFC4JChartHelper.WARN_NO_CHART_FACTORY_PROPERTIES_BUNDLE")); //$NON-NLS-1$
    }
    // Get overrides...
    //
    // Note - If the override wants to remove an existing "known" plugin, 
    // simply adding an empty value will cause the "known" plugin to be removed.
    //
    if (PentahoSystem.getObjectFactory() == null
            || !PentahoSystem.getObjectFactory().objectDefined(ISolutionRepository.class.getSimpleName())) {
        // this is ok
        return chartFactories;
    }
    ISolutionRepository solutionRepository = PentahoSystem.get(ISolutionRepository.class,
            new StandaloneSession("system")); //$NON-NLS-1$
    try {
        if (solutionRepository.resourceExists(SOLUTION_PROPS)) {
            InputStream is = solutionRepository.getResourceInputStream(SOLUTION_PROPS, false);
            Properties overrideChartFactories = new Properties();
            overrideChartFactories.load(is);
            chartFactories.putAll(overrideChartFactories); // load over the top of the known properties
        }
    } catch (FileNotFoundException ignored) {
        logger.warn(Messages.getString("PentahoOFC4JChartHelper.WARN_NO_CHART_FACTORY_PROPERTIES")); //$NON-NLS-1$
    } catch (IOException ignored) {
        logger.warn(Messages.getString("PentahoOFC4JChartHelper.WARN_BAD_CHART_FACTORY_PROPERTIES"), ignored); //$NON-NLS-1$
    }

    return chartFactories;
}

From source file:edu.stanford.muse.util.Log4JUtils.java

/** taken from: http://stackoverflow.com/questions/3060240/how-do-you-flush-a-buffered-log4j-fileappender */
public static void flushAllLogs() {
    try {/*from   www. ja va  2 s  . c  om*/
        Set<FileAppender> flushedFileAppenders = new LinkedHashSet<FileAppender>();
        Enumeration currentLoggers = LogManager.getLoggerRepository().getCurrentLoggers();
        while (currentLoggers.hasMoreElements()) {
            Object nextLogger = currentLoggers.nextElement();
            if (nextLogger instanceof Logger) {
                Logger currentLogger = (Logger) nextLogger;
                Enumeration allAppenders = currentLogger.getAllAppenders();
                while (allAppenders.hasMoreElements()) {
                    Object nextElement = allAppenders.nextElement();
                    if (nextElement instanceof FileAppender) {
                        FileAppender fileAppender = (FileAppender) nextElement;
                        if (!flushedFileAppenders.contains(fileAppender) && !fileAppender.getImmediateFlush()) {
                            flushedFileAppenders.add(fileAppender);
                            //log.info("Appender "+fileAppender.getName()+" is not doing immediateFlush ");
                            fileAppender.setImmediateFlush(true);
                            currentLogger
                                    .info("Flushing appender: " + fileAppender.getName() + "\n" + fileAppender);
                            fileAppender.setImmediateFlush(false);
                        } else {
                            //log.info("fileAppender"+fileAppender.getName()+" is doing immediateFlush");
                        }
                    }
                }
            }
        }
    } catch (RuntimeException e) {
        log.error("Failed flushing logs", e);
    }
}

From source file:io.apiman.test.common.mock.EchoResponse.java

/**
 * Create an echo response from the inbound information in the http server
 * request./*from ww  w .  ja  v  a  2  s . c o  m*/
 * @param request
 * @param withBody 
 * @return a new echo response
 */
public static EchoResponse from(HttpServletRequest request, boolean withBody) {
    EchoResponse response = new EchoResponse();
    response.setMethod(request.getMethod());
    response.setResource(request.getRequestURI());
    response.setUri(request.getRequestURI());
    Enumeration<String> headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        String name = headerNames.nextElement();
        String value = request.getHeader(name);
        response.getHeaders().put(name, value);
    }
    if (withBody) {
        long totalBytes = 0;
        InputStream is = null;
        try {
            is = request.getInputStream();
            MessageDigest sha1 = MessageDigest.getInstance("SHA1"); //$NON-NLS-1$
            byte[] data = new byte[1024];
            int read = 0;
            while ((read = is.read(data)) != -1) {
                sha1.update(data, 0, read);
                totalBytes += read;
            }
            ;

            byte[] hashBytes = sha1.digest();
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < hashBytes.length; i++) {
                sb.append(Integer.toString((hashBytes[i] & 0xff) + 0x100, 16).substring(1));
            }
            String fileHash = sb.toString();

            response.setBodyLength(totalBytes);
            response.setBodySha1(fileHash);
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    return response;
}

From source file:net.big_oh.common.web.WebUtil.java

/**
 * //from w w w.  j av  a 2 s.co m
 * Calculate an <b>approximation</b> of the memory consumed by the objects
 * stored under each attribute of a user's {@link HttpSession}. The estimate
 * will often be greater than the actual value because of "double counting"
 * objects that appear multiple times in the attribute value's object graph.
 * 
 * @param session
 *            An HttpSession object from any web application.
 * @return An <b>approximation</b> of the memory consumed for each attribute
 *         <b>name</b> in the session.
 */
public static Map<String, Integer> getSessionAttributeNameToApproxSizeInBytesMap(HttpSession session) {

    // Use an IdentityHashMap because we don't want to miss distinct objects
    // that are equivalent according to equals(..) method.
    Map<String, Integer> sessionAttributeNameToApproxSizeInBytesMap = new IdentityHashMap<String, Integer>();

    Enumeration<?> enumeration = session.getAttributeNames();
    while (enumeration.hasMoreElements()) {
        String attributeName = (String) enumeration.nextElement();
        session.getAttribute(attributeName);

        try {
            sessionAttributeNameToApproxSizeInBytesMap.put(attributeName,
                    new Integer(approximateObjectSize(attributeName)));
        } catch (IOException ioe) {
            logger.error("Failed to approximate size of session attribute name: "
                    + attributeName.getClass().getName(), ioe);
            sessionAttributeNameToApproxSizeInBytesMap.put(attributeName, new Integer(0));
        }

    }

    return sessionAttributeNameToApproxSizeInBytesMap;

}

From source file:com.katsu.dwm.reflection.JarUtils.java

/**
 * Return a list of resources inside the jar file that their URL start with path
 * @param jar/*w w  w  .jav  a  2s  . c  om*/
 * @param path
 * @return 
 */
public static List<JarEntry> getJarContent(File jar, String path) {
    try {
        JarFile jf = new JarFile(jar);
        Enumeration<JarEntry> enu = jf.entries();
        List<JarEntry> result = new ArrayList<JarEntry>();
        while (enu.hasMoreElements()) {
            JarEntry je = enu.nextElement();
            if (je.getName().startsWith(path))
                result.add(je);
        }
        return result;
    } catch (Exception e) {
        logger.error(e);
    }
    return null;
}

From source file:edu.utah.further.i2b2.hook.further.web.ServletUtil.java

/**
 * @param request//from w  ww  . j av a  2  s  .c  o  m
 */
public static void printRequestParameters(final HttpServletRequest request) {
    log.debug("Request parameters:");
    final Enumeration<?> parameterNames = request.getParameterNames();
    while (parameterNames.hasMoreElements()) {
        final String name = (String) parameterNames.nextElement();
        log.debug(name + " = " + request.getParameter(name));
    }
}

From source file:edu.utah.further.i2b2.hook.further.web.ServletUtil.java

/**
 * @param request//from w w w.  ja v  a  2s  . c o m
 */
public static void printRequestAttributes(final HttpServletRequest request) {
    log.debug("Request attributes:");
    final Enumeration<?> attributeNames = request.getAttributeNames();
    while (attributeNames.hasMoreElements()) {
        final String name = (String) attributeNames.nextElement();
        log.debug(name + " = " + request.getAttribute(name));
    }
}

From source file:aiai.apps.commons.utils.ZipUtils.java

/**
 * Unzips a zip file into the given destination directory.
 *
 * The archive file MUST have a unique "root" folder. This root folder is
 * skipped when unarchiving./*ww w. j ava  2 s  . c  o m*/
 *
 */
public static void unzipFolder(File archiveFile, File zipDestinationFolder) {

    log.debug("Start unzipping archive file");
    log.debug("'\tzip archive file: {}", archiveFile.getAbsolutePath());
    log.debug("'\t\tis exist: {}", archiveFile.exists());
    log.debug("'\t\tis writable: {}", archiveFile.canWrite());
    log.debug("'\t\tis readable: {}", archiveFile.canRead());
    log.debug("'\ttarget dir: {}", zipDestinationFolder.getAbsolutePath());
    log.debug("'\t\tis exist: {}", zipDestinationFolder.exists());
    log.debug("'\t\tis writable: {}", zipDestinationFolder.canWrite());
    try (MyZipFile zipFile = new MyZipFile(archiveFile)) {

        Enumeration<ZipArchiveEntry> entries = zipFile.getEntries();
        while (entries.hasMoreElements()) {
            ZipArchiveEntry zipEntry = entries.nextElement();
            log.debug("'\t\tzip entry: {}, is directory: {}", zipEntry.getName(), zipEntry.isDirectory());

            String name = zipEntry.getName();
            if (zipEntry.isDirectory()) {
                if (name.endsWith("/") || name.endsWith("\\")) {
                    name = name.substring(0, name.length() - 1);
                }

                File newDir = new File(zipDestinationFolder, name);
                log.debug("'\t\t\tcreate dirs in {}", newDir.getAbsolutePath());
                if (!newDir.mkdirs()) {
                    throw new RuntimeException("Creation of target dir was failed, target dir: "
                            + zipDestinationFolder + ", entity: " + name);
                }
            } else {
                File destinationFile = DirUtils.createTargetFile(zipDestinationFolder, name);
                if (destinationFile == null) {
                    throw new RuntimeException("Creation of target file was failed, target dir: "
                            + zipDestinationFolder + ", entity: " + name);
                }
                if (!destinationFile.getParentFile().exists()) {
                    destinationFile.getParentFile().mkdirs();
                }
                log.debug("'\t\t\tcopy content of zip entry to file {}", destinationFile.getAbsolutePath());
                FileUtils.copyInputStreamToFile(zipFile.getInputStream(zipEntry), destinationFile);
            }
        }
    } catch (IOException e) {
        throw new RuntimeException("Unzip failed:", e);
    }
}

From source file:Main.java

public static NetworkInterface getActiveNetworkInterface() {

    Enumeration<NetworkInterface> interfaces = null;
    try {//from w w  w.j a v a  2  s . c  o  m
        interfaces = NetworkInterface.getNetworkInterfaces();
    } catch (SocketException e) {
        return null;
    }

    while (interfaces.hasMoreElements()) {
        NetworkInterface iface = interfaces.nextElement();
        Enumeration<InetAddress> inetAddresses = iface.getInetAddresses();

        /* Check if we have a non-local address. If so, this is the active
         * interface.
         *
         * This isn't a perfect heuristic: I have devices which this will
         * still detect the wrong interface on, but it will handle the
         * common cases of wifi-only and Ethernet-only.
         */
        if (iface.getName().startsWith("w")) {
            //this is a perfect hack for getting wifi alone

            while (inetAddresses.hasMoreElements()) {
                InetAddress addr = inetAddresses.nextElement();

                if (!(addr.isLoopbackAddress() || addr.isLinkLocalAddress())) {
                    Log.d("LSSDP", "DisplayName" + iface.getDisplayName() + " Name " + iface.getName());

                    return iface;
                }
            }
        }
    }

    return null;
}