Example usage for java.util Collections list

List of usage examples for java.util Collections list

  1. HOME
  2. Java
  3. java
  4. java.util.*
  5. Collections
  6. list

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.opencms.workplace.tools.workplace.logging.CmsLog4JAdminDialog.java

/**
 * @see org.opencms.workplace.list.A_CmsListDialog#executeListSingleActions()
 *//*from ww w .  j a va 2s  .com*/
@Override
public void executeListSingleActions() throws CmsRuntimeException {

    // switch a single log-channel to an other logging-level
    if (getSelectedItem() == null) {
        return;
    }
    // get the log-channel to change the level
    String logchannnelName = getSelectedItem().getId();
    Logger logchannel = LogManager.getLogger(logchannnelName);
    if (logchannel == null) {
        return;
    }
    // get the selected logging-level with the help of the row
    Level newLogchannelLevel = null;
    if (ACTION_LOGGING_LEVEL_DEBUG.equals(getParamListAction())) {
        newLogchannelLevel = Level.DEBUG;
    } else if (ACTION_LOGGING_LEVEL_INFO.equals(getParamListAction())) {
        newLogchannelLevel = Level.INFO;
    } else if (ACTION_LOGGING_LEVEL_WARN.equals(getParamListAction())) {
        newLogchannelLevel = Level.WARN;
    } else if (ACTION_LOGGING_LEVEL_ERROR.equals(getParamListAction())) {
        newLogchannelLevel = Level.ERROR;
    } else if (ACTION_LOGGING_LEVEL_FATAL.equals(getParamListAction())) {
        newLogchannelLevel = Level.FATAL;
    } else if (ACTION_LOGGING_LEVEL_OFF.equals(getParamListAction())) {
        newLogchannelLevel = Level.OFF;
    }
    if (newLogchannelLevel != null) {
        isparentlogger(logchannel);
        if (newLogchannelLevel.equals(logchannel.getParent().getLevel())) {
            logchannel.setLevel(null);
        } else {
            logchannel.setLevel(newLogchannelLevel);
        }
    }
    if (ACTION_ACTIVATE_LOGFILE.equals(getParamListAction())) {
        String filepath = "";
        Layout layout = null;
        // if the button is activated check the value of the button
        // the button was active
        if (isloggingactivated(logchannel)) {
            // remove the private Appender from logger
            logchannel.removeAllAppenders();
            // activate the heredity so the logger get the appender from parent logger
            logchannel.setAdditivity(true);

        }
        // the button was inactive
        else {
            @SuppressWarnings("unchecked")
            List<Appender> rootAppenders = Collections.list(Logger.getRootLogger().getAllAppenders());
            // get the layout and file path from root logger
            for (Appender appender : rootAppenders) {
                if (appender instanceof FileAppender) {
                    FileAppender fapp = (FileAppender) appender;
                    filepath = fapp.getFile().substring(0, fapp.getFile().lastIndexOf(File.separatorChar));
                    layout = fapp.getLayout();
                    break;
                }
            }

            @SuppressWarnings("unchecked")
            List<Appender> appenders = Collections.list(logchannel.getAllAppenders());
            // check if the logger has an Appender get his layout
            for (Appender appender : appenders) {
                if (appender instanceof FileAppender) {
                    FileAppender fapp = (FileAppender) appender;
                    layout = fapp.getLayout();
                    break;
                }
            }
            String logfilename = "";
            String temp = logchannel.getName();
            // check if the logger name begins with "org.opencms"
            if (logchannel.getName().contains(OPENCMS_CLASS_PREFIX)) {
                // remove the prefix "org.opencms" from logger name to generate the file name
                temp = temp.replace(OPENCMS_CLASS_PREFIX, "");
                // if the name has suffix
                if (temp.length() >= 1) {
                    logfilename = filepath + File.separator + "opencms-" + temp.substring(1).replace(".", "-")
                            + ".log";
                }
                // if the name has no suffix
                else {
                    logfilename = filepath + File.separator + "opencms" + temp.replace(".", "-") + ".log";
                }
            }
            // if the logger name not begins with "org.opencms"
            else {
                logfilename = filepath + File.separator + "opencms-" + temp.replace(".", "-") + ".log";
            }

            FileAppender fapp = null;
            try {
                // create new FileAppender for separate log file
                fapp = new FileAppender(layout, logfilename, true);
                // set the log file e.g.: "C:\tomcat6\webapps\opencms\WEB-INF\logs"
                fapp.setName(logchannnelName);
            } catch (IOException e) {
                LOG.error(Messages.get().container(Messages.LOG_CREATING_APPENDER_0), e);
            }
            // deactivate the heredity so the logger get no longer the appender from parent logger
            logchannel.setAdditivity(false);
            // remove all active Appenders from logger
            logchannel.removeAllAppenders();
            // add the new created Appender to the logger
            logchannel.addAppender(fapp);
        }
    }
    refreshList();
}

From source file:org.springframework.test.web.servlet.htmlunit.HtmlUnitRequestBuilderTests.java

@Test
public void buildRequestLocaleMulti() {
    webRequest.setAdditionalHeader("Accept-Language", "en-gb;q=0.8, da, en;q=0.7");

    MockHttpServletRequest actualRequest = requestBuilder.buildRequest(servletContext);

    List<Locale> expected = asList(new Locale("da"), new Locale("en", "gb"), new Locale("en", ""));
    assertThat(Collections.list(actualRequest.getLocales()), equalTo(expected));
}

From source file:org.grouplens.lenskit.eval.script.EvalScriptEngine.java

/**
 * Register a default set of external methods.
 *//*from  w ww .  j a  v  a  2s .c o m*/
@SuppressWarnings({ "rawtypes", "unchecked" })
protected void loadExternalMethods() {
    Properties props = new Properties();
    try {
        for (URL url : Collections
                .list(classLoader.getResources("META-INF/lenskit-eval/builders.properties"))) {
            InputStream istr = url.openStream();
            try {
                props.load(istr);
            } finally {
                istr.close();
            }
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    for (Map.Entry<Object, Object> prop : props.entrySet()) {
        String name = prop.getKey().toString();
        String command = prop.getValue().toString();
        Class cls;
        try {
            cls = classLoader.loadClass(name);
        } catch (ClassNotFoundException e) {
            logger.warn("command registered for nonexistent class {}", name);
            continue;
        }
        Class cmd;
        try {
            cmd = Class.forName(command).asSubclass(Builder.class);
        } catch (ClassNotFoundException e) {
            logger.error("command class {} not builder", command);
            continue;
        } catch (ClassCastException e) {
            logger.error("class {} is not a builder", command);
            continue;
        }
        logger.debug("registering {} as builder for {}", command, cls);
        registerCommand(cls, cmd);
    }
}

From source file:org.apache.felix.webconsole.internal.compendium.ComponentsServlet.java

private void listComponentProperties(JSONWriter jsonWriter, Component inputComponent) {
    Dictionary propsBook = inputComponent.getProperties();
    if (propsBook != null) {
        JSONArray myBuf = new JSONArray();
        TreeSet bookKeys = new TreeSet(Collections.list(propsBook.keys()));
        for (Iterator keyIter = bookKeys.iterator(); keyIter.hasNext();) {
            final String key = (String) keyIter.next();
            final StringBuffer strBuffer = new StringBuffer();
            strBuffer.append(key).append(" = ");

            Object prop = propsBook.get(key);
            if (prop.getClass().isArray()) {
                prop = Arrays.asList((Object[]) prop);
            }//www .  ja v a 2  s  .co m
            strBuffer.append(prop);
            myBuf.put(strBuffer.toString());
        }

        printKeyVal(jsonWriter, "Properties", myBuf);
    }

}

From source file:com.adamkruger.myipaddressinfo.NetworkInfoFragment.java

@TargetApi(Build.VERSION_CODES.GINGERBREAD)
private static List<NetworkInterfaceInfo> getNetworkInterfaceInfos() {
    List<NetworkInterfaceInfo> networkInterfaceInfos = new ArrayList<NetworkInterfaceInfo>();
    try {//  w  w w  . ja v  a2s.c  o m
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface networkInterface : interfaces) {
            NetworkInterfaceInfo networkInterfaceInfo = new NetworkInterfaceInfo();
            networkInterfaceInfo.name = networkInterface.getDisplayName();
            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) {
                byte[] MAC = networkInterface.getHardwareAddress();
                if (MAC != null) {
                    StringBuilder stringBuilder = new StringBuilder(18);
                    for (byte b : MAC) {
                        if (stringBuilder.length() > 0) {
                            stringBuilder.append(':');
                        }
                        stringBuilder.append(String.format("%02x", b));
                    }
                    networkInterfaceInfo.MAC = stringBuilder.toString();
                }

                networkInterfaceInfo.MTU = networkInterface.getMTU();
            }
            List<InetAddress> addresses = Collections.list(networkInterface.getInetAddresses());
            for (InetAddress address : addresses) {
                if (!address.isLoopbackAddress()) {
                    networkInterfaceInfo.ipAddresses.add(InetAddressToString(address));
                }
            }
            if (networkInterfaceInfo.ipAddresses.size() > 0) {
                networkInterfaceInfos.add(networkInterfaceInfo);
            }
        }
    } catch (SocketException e) {
    }

    return networkInterfaceInfos;
}

From source file:com.cloud.agent.AgentShell.java

public void init(String[] args) throws ConfigurationException {

    final ComponentLocator locator = ComponentLocator.getLocator("agent");

    final Class<?> c = this.getClass();
    _version = c.getPackage().getImplementationVersion();
    if (_version == null) {
        throw new CloudRuntimeException("Unable to find the implementation version of this agent");
    }/*  w w w .j  av a2 s.c o  m*/
    s_logger.info("Implementation Version is " + _version);

    loadProperties();
    parseCommand(args);

    List<String> properties = Collections.list((Enumeration<String>) _properties.propertyNames());
    for (String property : properties) {
        s_logger.debug("Found property: " + property);
    }

    _storage = locator.getManager(StorageComponent.class);
    if (_storage == null) {
        s_logger.info("Defaulting to using properties file for storage");
        _storage = new PropertiesStorage();
        _storage.configure("Storage", new HashMap<String, Object>());
    }

    // merge with properties from command line to let resource access
    // command line parameters
    for (Map.Entry<String, Object> cmdLineProp : getCmdLineProperties().entrySet()) {
        _properties.put(cmdLineProp.getKey(), cmdLineProp.getValue());
    }

    final Adapters adapters = locator.getAdapters(BackoffAlgorithm.class);
    final Enumeration en = adapters.enumeration();
    while (en.hasMoreElements()) {
        _backoff = (BackoffAlgorithm) en.nextElement();
        break;
    }
    if (en.hasMoreElements()) {
        s_logger.info("More than one backoff algorithm specified.  Using the first one ");
    }

    if (_backoff == null) {
        s_logger.info("Defaulting to the constant time backoff algorithm");
        _backoff = new ConstantTimeBackoff();
        _backoff.configure("ConstantTimeBackoff", new HashMap<String, Object>());
    }
}

From source file:org.xdi.oxauth.model.crypto.OxAuthCryptoProvider.java

public List<String> getKeyAliases() throws KeyStoreException {
    return Collections.list(this.keyStore.aliases());
}

From source file:net.sf.jabref.JabRefGUI.java

private void setLookAndFeel() {
    try {/*from ww w.  ja v  a 2s  .  c  o  m*/
        String lookFeel;
        String systemLookFeel = UIManager.getSystemLookAndFeelClassName();

        if (Globals.prefs.getBoolean(JabRefPreferences.USE_DEFAULT_LOOK_AND_FEEL)) {
            // FIXME: Problems with OpenJDK and GTK L&F
            // See https://github.com/JabRef/jabref/issues/393, https://github.com/JabRef/jabref/issues/638
            if (System.getProperty("java.runtime.name").contains("OpenJDK")) {
                // Metal L&F
                lookFeel = UIManager.getCrossPlatformLookAndFeelClassName();
                LOGGER.warn(
                        "There seem to be problems with OpenJDK and the default GTK Look&Feel. Using Metal L&F instead. Change to another L&F with caution.");
            } else {
                lookFeel = systemLookFeel;
            }
        } else {
            lookFeel = Globals.prefs.get(JabRefPreferences.WIN_LOOK_AND_FEEL);
        }

        // FIXME: Open JDK problem
        if (UIManager.getCrossPlatformLookAndFeelClassName().equals(lookFeel)
                && !System.getProperty("java.runtime.name").contains("OpenJDK")) {
            // try to avoid ending up with the ugly Metal L&F
            Plastic3DLookAndFeel lnf = new Plastic3DLookAndFeel();
            Plastic3DLookAndFeel.setCurrentTheme(new SkyBluer());
            com.jgoodies.looks.Options.setPopupDropShadowEnabled(true);
            UIManager.setLookAndFeel(lnf);
        } else {
            try {
                UIManager.setLookAndFeel(lookFeel);
            } catch (ClassNotFoundException | InstantiationException | IllegalAccessException
                    | UnsupportedLookAndFeelException e) {
                // specified look and feel does not exist on the classpath, so use system l&f
                UIManager.setLookAndFeel(systemLookFeel);
                // also set system l&f as default
                Globals.prefs.put(JabRefPreferences.WIN_LOOK_AND_FEEL, systemLookFeel);
                // notify the user
                JOptionPane.showMessageDialog(JabRefGUI.getMainFrame(),
                        Localization.lang(
                                "Unable to find the requested look and feel and thus the default one is used."),
                        Localization.lang("Warning"), JOptionPane.WARNING_MESSAGE);
                LOGGER.warn("Unable to find requested look and feel", e);
            }
        }
    } catch (Exception e) {
        LOGGER.warn("Look and feel could not be set", e);
    }

    // In JabRef v2.8, we did it only on NON-Mac. Now, we try on all platforms
    boolean overrideDefaultFonts = Globals.prefs.getBoolean(JabRefPreferences.OVERRIDE_DEFAULT_FONTS);
    if (overrideDefaultFonts) {
        int fontSize = Globals.prefs.getInt(JabRefPreferences.MENU_FONT_SIZE);
        UIDefaults defaults = UIManager.getDefaults();
        Enumeration<Object> keys = defaults.keys();
        for (Object key : Collections.list(keys)) {
            if ((key instanceof String) && ((String) key).endsWith(".font")) {
                FontUIResource font = (FontUIResource) UIManager.get(key);
                font = new FontUIResource(font.getName(), font.getStyle(), fontSize);
                defaults.put(key, font);
            }
        }
    }
}

From source file:org.nuxeo.runtime.datasource.BasicManagedDataSourceFactory.java

/**
 * Creates and configures a {@link BasicManagedDataSource} instance based on
 * the given properties.//from   ww  w  .  j  a  v  a2s. c o  m
 *
 * @param properties the datasource configuration properties
 * @throws Exception if an error occurs creating the data source
 */
public static DataSource createDataSource(Properties properties) throws Exception {
    BasicManagedDataSource dataSource = new BasicManagedDataSource();

    String value = properties.getProperty(PROP_DEFAULTAUTOCOMMIT);
    if (value != null) {
        dataSource.setDefaultAutoCommit(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_DEFAULTREADONLY);
    if (value != null) {
        dataSource.setDefaultReadOnly(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_DEFAULTTRANSACTIONISOLATION);
    if (value != null) {
        int level = UNKNOWN_TRANSACTIONISOLATION;
        if ("NONE".equalsIgnoreCase(value)) {
            level = Connection.TRANSACTION_NONE;
        } else if ("READ_COMMITTED".equalsIgnoreCase(value)) {
            level = Connection.TRANSACTION_READ_COMMITTED;
        } else if ("READ_UNCOMMITTED".equalsIgnoreCase(value)) {
            level = Connection.TRANSACTION_READ_UNCOMMITTED;
        } else if ("REPEATABLE_READ".equalsIgnoreCase(value)) {
            level = Connection.TRANSACTION_REPEATABLE_READ;
        } else if ("SERIALIZABLE".equalsIgnoreCase(value)) {
            level = Connection.TRANSACTION_SERIALIZABLE;
        } else {
            try {
                level = Integer.parseInt(value);
            } catch (NumberFormatException e) {
                System.err.println("Could not parse defaultTransactionIsolation: " + value);
                System.err.println("WARNING: defaultTransactionIsolation not set");
                System.err.println("using default value of database driver");
                level = UNKNOWN_TRANSACTIONISOLATION;
            }
        }
        dataSource.setDefaultTransactionIsolation(level);
    }

    value = properties.getProperty(PROP_DEFAULTCATALOG);
    if (value != null) {
        dataSource.setDefaultCatalog(value);
    }

    value = properties.getProperty(PROP_DRIVERCLASSNAME);
    if (value != null) {
        dataSource.setDriverClassName(value);
    }

    value = properties.getProperty(PROP_MAXACTIVE);
    if (value != null) {
        dataSource.setMaxActive(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_MAXIDLE);
    if (value != null) {
        dataSource.setMaxIdle(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_MINIDLE);
    if (value != null) {
        dataSource.setMinIdle(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_INITIALSIZE);
    if (value != null) {
        dataSource.setInitialSize(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_MAXWAIT);
    if (value != null) {
        dataSource.setMaxWait(Long.parseLong(value));
    }

    value = properties.getProperty(PROP_TESTONBORROW);
    if (value != null) {
        dataSource.setTestOnBorrow(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_TESTONRETURN);
    if (value != null) {
        dataSource.setTestOnReturn(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_TIMEBETWEENEVICTIONRUNSMILLIS);
    if (value != null) {
        dataSource.setTimeBetweenEvictionRunsMillis(Long.parseLong(value));
    }

    value = properties.getProperty(PROP_NUMTESTSPEREVICTIONRUN);
    if (value != null) {
        dataSource.setNumTestsPerEvictionRun(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_MINEVICTABLEIDLETIMEMILLIS);
    if (value != null) {
        dataSource.setMinEvictableIdleTimeMillis(Long.parseLong(value));
    }

    value = properties.getProperty(PROP_TESTWHILEIDLE);
    if (value != null) {
        dataSource.setTestWhileIdle(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_PASSWORD);
    if (value != null) {
        dataSource.setPassword(value);
    }

    value = properties.getProperty(PROP_URL);
    if (value != null) {
        dataSource.setUrl(value);
    }

    value = properties.getProperty(PROP_USERNAME);
    if (value != null) {
        dataSource.setUsername(value);
    }

    value = properties.getProperty(PROP_VALIDATIONQUERY);
    if (value != null) {
        dataSource.setValidationQuery(value);
    }

    value = properties.getProperty(PROP_VALIDATIONQUERY_TIMEOUT);
    if (value != null) {
        dataSource.setValidationQueryTimeout(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_ACCESSTOUNDERLYINGCONNECTIONALLOWED);
    if (value != null) {
        dataSource.setAccessToUnderlyingConnectionAllowed(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_REMOVEABANDONED);
    if (value != null) {
        dataSource.setRemoveAbandoned(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_REMOVEABANDONEDTIMEOUT);
    if (value != null) {
        dataSource.setRemoveAbandonedTimeout(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_LOGABANDONED);
    if (value != null) {
        dataSource.setLogAbandoned(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_POOLPREPAREDSTATEMENTS);
    if (value != null) {
        dataSource.setPoolPreparedStatements(Boolean.valueOf(value).booleanValue());
    }

    value = properties.getProperty(PROP_MAXOPENPREPAREDSTATEMENTS);
    if (value != null) {
        dataSource.setMaxOpenPreparedStatements(Integer.parseInt(value));
    }

    value = properties.getProperty(PROP_INITCONNECTIONSQLS);
    if (value != null) {
        StringTokenizer tokenizer = new StringTokenizer(value, ";");
        dataSource.setConnectionInitSqls(Collections.list(tokenizer));
    }

    value = properties.getProperty(PROP_CONNECTIONPROPERTIES);
    if (value != null) {
        Properties p = getProperties(value);
        Enumeration<?> e = p.propertyNames();
        while (e.hasMoreElements()) {
            String propertyName = (String) e.nextElement();
            dataSource.addConnectionProperty(propertyName, p.getProperty(propertyName));
        }
    }

    // Managed: initialize XADataSource

    value = properties.getProperty(PROP_XADATASOURCE);
    if (value != null) {
        Class<?> xaDataSourceClass;
        try {
            xaDataSourceClass = Class.forName(value);
        } catch (Throwable t) {
            throw (SQLException) new SQLException("Cannot load XA data source class '" + value + "'")
                    .initCause(t);
        }
        XADataSource xaDataSource;
        try {
            xaDataSource = (XADataSource) xaDataSourceClass.newInstance();
        } catch (Throwable t) {
            throw (SQLException) new SQLException("Cannot create XA data source of class '" + value + "'")
                    .initCause(t);
        }
        dataSource.setXaDataSourceInstance(xaDataSource);
    }

    // DBCP-215
    // Trick to make sure that initialSize connections are created
    if (dataSource.getInitialSize() > 0) {
        dataSource.getLogWriter();
    }

    // Return the configured DataSource instance
    return dataSource;
}