Example usage for java.util Collections list

List of usage examples for java.util Collections list

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Introduction

In this page you can find the example usage for java.util Collections list.

Prototype

public static <T> ArrayList<T> list(Enumeration<T> e)

Source Link

Document

Returns an array list containing the elements returned by the specified enumeration in the order they are returned by the enumeration.

Usage

From source file:org.opt4j.config.ModuleAutoFinder.java

/**
 * Retrieves all Classes from a {@link ZipFile} (Jar archive).
 * /*from ww w.java  2s . c  om*/
 * @param zipFile
 *            the Jar archive
 * @return the list of all classes
 */
protected List<Class<?>> getAllClasses(ZipFile zipFile) {
    invokeOut(zipFile.toString());
    List<Class<?>> classes = new ArrayList<Class<?>>();

    List<? extends ZipEntry> entries = Collections.list(zipFile.entries());
    for (int i = 0; i < entries.size(); i++) {

        ZipEntry entry = entries.get(i);

        String s = entry.getName();

        if (s.endsWith(".class")) {

            s = s.replace("/", ".");
            s = s.substring(0, s.length() - 6);

            try {
                Class<?> clazz = classLoader.loadClass(s);
                classes.add(clazz);
                invokeOut("Check: " + clazz.getName());
            } catch (ClassNotFoundException e) {
            } catch (NoClassDefFoundError e) {
            } catch (UnsupportedClassVersionError e) {
                System.err.println(s + " not supported: bad version number");
                invokeErr(s + " not supported");
            }

        }
    }

    return classes;
}

From source file:org.rhq.plugins.database.ComponentTest.java

/**
 * Initializes all plugins defined in the system; using auto-discovery where possible.
 * This is run once per test class./*  w w  w .j a va  2s.  c  o m*/
 */
@BeforeClass
protected void before() throws Exception {
    if (processScan) {
        processInfo = getProcessInfos();
        if (processInfo == null)
            processInfo = Collections.emptyList();
        log.debug("Process Info " + processInfo);
        for (ProcessInfo i : processInfo) {
            log.debug(i.getBaseName() + " " + Arrays.toString(i.getCommandLine()));
        }
    }
    Enumeration<URL> e = getClass().getClassLoader().getResources("META-INF/rhq-plugin.xml");
    List<URL> l = Collections.list(e);
    Collections.sort(l, new Comparator<URL>() {
        @Override
        public int compare(URL u1, URL u2) {
            return u2.toString().compareTo(u1.toString());
        }
    });
    for (URL url : l) {
        log.debug("parse " + url);
        InputStream is = url.openStream();
        PluginDescriptor pd = AgentPluginDescriptorUtil.parsePluginDescriptor(is);
        processPluginDescriptor(pd);
        log.debug("pmm names " + pmm.getPluginNames());
        buildDesc(pd.getServers());
        buildDesc(pd.getServices());
        is.close();
    }
}

From source file:com.zz.globalsession.GlobalHttpSession.java

@Override
public String[] getValueNames() {
    Enumeration<String> names = (Enumeration<String>) getAttributeNames();
    return Collections.list(names).toArray(new String[] {});
}

From source file:org.basdroid.common.NetworkUtils.java

/**
 * Returns MAC address of the given interface name.
 * @param interfaceName eth0, wlan0 or NULL=use first interface
 * @return  mac address or empty string//from ww w  .  j av  a 2s .c  o m
 */
public static String getMACAddress(String interfaceName) {
    try {
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface intf : interfaces) {
            if (interfaceName != null) {
                Log.d(TAG, "intf.getName() = " + intf.getName());
                if (!intf.getName().equalsIgnoreCase(interfaceName))
                    continue;
            }
            byte[] mac = intf.getHardwareAddress();
            if (mac == null)
                return "";
            StringBuilder buf = new StringBuilder();
            for (int idx = 0; idx < mac.length; idx++) {
                buf.append(String.format("%02X:", mac[idx]));
            }
            if (buf.length() > 0)
                buf.deleteCharAt(buf.length() - 1);
            return buf.toString();
        }
    } catch (Exception ex) {
    } // for now eat exceptions
    return "";
}

From source file:org.gluu.oxtrust.ldap.cache.service.CacheRefreshTimer.java

private boolean isStartCacheRefresh(CacheRefreshConfiguration cacheRefreshConfiguration,
        GluuAppliance currentAppliance) {
    if (!GluuBoolean.ENABLED.equals(currentAppliance.getVdsCacheRefreshEnabled())) {
        return false;
    }/* w ww.  j  a v a 2s  .  c om*/

    long poolingInterval = StringHelper.toInteger(currentAppliance.getVdsCacheRefreshPollingInterval()) * 60
            * 1000;
    if (poolingInterval < 0) {
        return false;
    }

    String cacheRefreshServerIpAddress = currentAppliance.getCacheRefreshServerIpAddress();
    if (StringHelper.isEmpty(cacheRefreshServerIpAddress)) {
        log.debug("There is no master Cache Refresh server");
        return false;
    }

    // Compare server IP address with cacheRefreshServerIp
    boolean cacheRefreshServer = false;
    try {
        Enumeration<NetworkInterface> nets = NetworkInterface.getNetworkInterfaces();
        for (NetworkInterface networkInterface : Collections.list(nets)) {
            Enumeration<InetAddress> inetAddresses = networkInterface.getInetAddresses();
            for (InetAddress inetAddress : Collections.list(inetAddresses)) {
                if (StringHelper.equals(cacheRefreshServerIpAddress, inetAddress.getHostAddress())) {
                    cacheRefreshServer = true;
                    break;
                }
            }

            if (cacheRefreshServer) {
                break;
            }
        }
    } catch (SocketException ex) {
        log.error("Failed to enumerate server IP addresses", ex);
    }

    if (!cacheRefreshServer) {
        log.debug("This server isn't master Cache Refresh server");
        return false;
    }

    // Check if cache refresh specific configuration was loaded
    if (cacheRefreshConfiguration == null) {
        log.info(
                "Failed to start cache refresh. Can't loading configuration from oxTrustCacheRefresh.properties");
        return false;
    }

    long timeDiffrence = System.currentTimeMillis() - this.lastFinishedTime;

    return timeDiffrence >= poolingInterval;
}

From source file:psiprobe.tools.ApplicationUtils.java

/**
 * Gets the application session.//from ww  w  .j a v  a  2  s .  c o  m
 *
 * @param session the session
 * @param calcSize the calc size
 * @param addAttributes the add attributes
 * @return the application session
 */
public static ApplicationSession getApplicationSession(Session session, boolean calcSize,
        boolean addAttributes) {

    ApplicationSession sbean = null;
    if (session != null && session.isValid()) {
        sbean = new ApplicationSession();

        sbean.setId(session.getId());
        sbean.setCreationTime(new Date(session.getCreationTime()));
        sbean.setLastAccessTime(new Date(session.getLastAccessedTime()));
        sbean.setMaxIdleTime(session.getMaxInactiveInterval() * 1000);
        sbean.setManagerType(session.getManager().getClass().getName());
        // sbean.setInfo(session.getInfo());
        // TODO:fixmee

        boolean sessionSerializable = true;
        int attributeCount = 0;
        long size = 0;

        HttpSession httpSession = session.getSession();
        Set<Object> processedObjects = new HashSet<>(1000);

        // Exclude references back to the session itself
        processedObjects.add(httpSession);
        try {
            for (String name : Collections.list(httpSession.getAttributeNames())) {
                Object obj = httpSession.getAttribute(name);
                sessionSerializable = sessionSerializable && obj instanceof Serializable;

                long objSize = 0;
                if (calcSize) {
                    try {
                        objSize += Instruments.sizeOf(name, processedObjects);
                        objSize += Instruments.sizeOf(obj, processedObjects);
                    } catch (Exception ex) {
                        logger.error("Cannot estimate size of attribute '{}'", name, ex);
                    }
                }

                if (addAttributes) {
                    Attribute saBean = new Attribute();
                    saBean.setName(name);
                    saBean.setType(ClassUtils.getQualifiedName(obj.getClass()));
                    saBean.setValue(obj);
                    saBean.setSize(objSize);
                    saBean.setSerializable(obj instanceof Serializable);
                    sbean.addAttribute(saBean);
                }
                attributeCount++;
                size += objSize;
            }
            String lastAccessedIp = (String) httpSession.getAttribute(ApplicationSession.LAST_ACCESSED_BY_IP);
            if (lastAccessedIp != null) {
                sbean.setLastAccessedIp(lastAccessedIp);
            }
            try {
                sbean.setLastAccessedIpLocale(
                        InetAddressLocator.getLocale(InetAddress.getByName(lastAccessedIp).getAddress()));
            } catch (Exception e) {
                logger.error("Cannot determine Locale of {}", lastAccessedIp);
                logger.trace("", e);
            }

        } catch (IllegalStateException e) {
            logger.info("Session appears to be invalidated, ignore");
            logger.trace("", e);
        }

        sbean.setObjectCount(attributeCount);
        sbean.setSize(size);
        sbean.setSerializable(sessionSerializable);
    }

    return sbean;
}

From source file:ninja.servlet.NinjaServletContext.java

@Override
public Map<String, List<String>> getHeaders() {
    Map<String, List<String>> headers = new HashMap<>();
    Enumeration<String> names = httpServletRequest.getHeaderNames();
    while (names.hasMoreElements()) {
        String name = names.nextElement();
        headers.put(name, Collections.list(httpServletRequest.getHeaders(name)));
    }/*  w  ww  .j av  a 2  s  .co m*/
    return headers;
}

From source file:com.opensymphony.xwork2.util.finder.UrlSet.java

private List<URL> getUrls(ClassLoaderInterface classLoader, Set<String> protocols) throws IOException {

    if (protocols == null) {
        return getUrls(classLoader);
    }/*  ww  w.ja  v a  2  s . co m*/

    List<URL> list = new ArrayList<URL>();

    //find jars
    ArrayList<URL> urls = Collections.list(classLoader.getResources("META-INF"));

    for (URL url : urls) {
        if (protocols.contains(url.getProtocol())) {
            String externalForm = url.toExternalForm();
            //build a URL pointing to the jar, instead of the META-INF dir
            url = new URL(StringUtils.substringBefore(externalForm, "META-INF"));
            list.add(url);
        } else if (LOG.isDebugEnabled())
            LOG.debug("Ignoring URL [#0] because it is not a valid protocol", url.toExternalForm());

    }
    return list;
}

From source file:alpine.auth.LdapConnectionWrapper.java

/**
 * Performs a search for the specified username. Internally, this method queries on
 * the attribute defined by {@link Config.AlpineKey#LDAP_ATTRIBUTE_NAME}.
 * @param ctx the DirContext to use//  w w  w  .j  a  v a  2s.  co  m
 * @param username the username to query on
 * @return a list of SearchResult objects. If the username is found, the list should typically only contain one result.
 * @throws NamingException if an exception is thrown
 * @since 1.4.0
 */
public List<SearchResult> searchForUsername(DirContext ctx, String username) throws NamingException {
    final String[] attributeFilter = {};
    final SearchControls sc = new SearchControls();
    sc.setReturningAttributes(attributeFilter);
    sc.setSearchScope(SearchControls.SUBTREE_SCOPE);
    final String searchFor = LdapConnectionWrapper.ATTRIBUTE_NAME + "="
            + LdapStringSanitizer.sanitize(formatPrincipal(username));
    return Collections.list(ctx.search(LdapConnectionWrapper.BASE_DN, searchFor, sc));
}

From source file:com.cyanogenmod.account.util.CMAccountUtils.java

public static String getUniqueDeviceId(Context context) {
    SharedPreferences prefs = context.getSharedPreferences(CMAccount.SETTINGS_PREFERENCES,
            Context.MODE_PRIVATE);
    String udid = prefs.getString(KEY_UDID, null);
    if (udid != null)
        return udid;
    String wifiInterface = SystemProperties.get("wifi.interface");
    if (wifiInterface != null) {
        try {/*w  ww .j a  v a  2 s.  c  o m*/
            List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
            for (NetworkInterface networkInterface : interfaces) {
                if (wifiInterface.equals(networkInterface.getDisplayName())) {
                    byte[] mac = networkInterface.getHardwareAddress();
                    if (mac != null) {
                        StringBuilder buf = new StringBuilder();
                        for (int i = 0; i < mac.length; i++)
                            buf.append(String.format("%02X:", mac[i]));
                        if (buf.length() > 0)
                            buf.deleteCharAt(buf.length() - 1);
                        if (CMAccount.DEBUG)
                            Log.d(TAG, "using wifi mac for id : " + buf.toString());
                        return digest(prefs, context.getPackageName() + buf.toString());
                    }
                }

            }
        } catch (SocketException e) {
            Log.e(TAG, "Unable to get wifi mac address", e);
        }
    }
    //If we fail, just use android id.
    return digest(prefs, context.getPackageName()
            + Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID));
}