org.gluu.credmanager.misc.Utils クラス

org.gluu.credmanager.misc.Utils 連携図

静的公開メンバ関数
static boolean	onWindows ()
static boolean	isEmpty (String string)
static boolean	isNotEmpty (String string)
static< T > boolean	isEmpty (T[] array)
static< T > boolean	isNotEmpty (T[] array)
static< T > boolean	isEmpty (Collection< T > collection)
static< T > boolean	isNotEmpty (Collection< T > collection)
static< K, V > boolean	isEmpty (Map< K, V > map)
static< K, V > boolean	isNotEmpty (Map< K, V > map)
static boolean	isJarFile (Path path)
static boolean	isClassFile (Path path)
static< T > T	managedBean (Class< T > clazz)
static String	jsonFromObject (Object obj)
static String	getImageDataUriEncoding (byte[] bytes, String hintName)
static Object	cloneObject (Object obj)
static< T > List< T >	listfromArray (T[] array)
static String []	stringArrayFrom (String value)
static boolean	hostAvailabilityCheck (SocketAddress address, int timeout)
static boolean	isValidUrl (String strUrl)
static< T > int	firstTrue (List< T > list, Function<? super T, ? extends Boolean > map)
static byte []	randomBytes (int keyLen)

非公開メンバ関数
	Utils ()

静的非公開変数類
static Logger	LOG = LoggerFactory.getLogger(Utils.class)
static ObjectMapper	MAPPER = new ObjectMapper()

詳解

著者

jgomer

構築子と解体子

Utils()

org.gluu.credmanager.misc.Utils.Utils ( )

inlineprivate

{ }

関数詳解

cloneObject()

static Object org.gluu.credmanager.misc.Utils.cloneObject ( Object  obj )

inlinestatic

                                                 {

        Object result = null;
        try {
            result = BeanUtils.cloneBean(obj);
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }
        return result;

    }

firstTrue()

static <T> int org.gluu.credmanager.misc.Utils.firstTrue ( List< T >  list, Function<? super T, ? extends Boolean >  map  )

inlinestatic

                                                                                             {
        return list.stream().map(map).collect(Collectors.toList()).indexOf(true);
    }

getImageDataUriEncoding()

static String org.gluu.credmanager.misc.Utils.getImageDataUriEncoding ( byte []  bytes, String  hintName  )

inlinestatic

                                                                                {

        String mime = null;
        String encodedImg = Base64.getEncoder().encodeToString(bytes);
        try {
            mime = Magic.getMagicMatch(bytes).getMimeType();
        } catch (Exception e) {
            if (hintName != null) {
                mime = URLConnection.guessContentTypeFromName(hintName);
            }
        }
        if (mime == null) {
            mime = "";
            LOG.trace("Cannot infer mime type of image");
        } else {
            LOG.trace("Using mime {}", mime);
        }
        return String.format("data:%s;base64,%s", mime, encodedImg);

    }

hostAvailabilityCheck()

static boolean org.gluu.credmanager.misc.Utils.hostAvailabilityCheck ( SocketAddress  address, int  timeout  )

inlinestatic

                                                                                    {

        boolean available = false;
        try (Socket socket = new Socket()) {
            socket.connect(address, timeout);
            available = true;
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }
        return available;
    }

isClassFile()

static boolean org.gluu.credmanager.misc.Utils.isClassFile ( Path  path )

inlinestatic

                                                 {
        return path.toString().endsWith(".class") && Files.isRegularFile(path);
    }

isEmpty() [1/4]

static boolean org.gluu.credmanager.misc.Utils.isEmpty ( String  string )

inlinestatic

                                                 {
        return !isNotEmpty(string);
    }

isEmpty() [2/4]

static <T> boolean org.gluu.credmanager.misc.Utils.isEmpty ( T []  array )

inlinestatic

                                                 {
        return !isNotEmpty(array);
    }

isEmpty() [3/4]

static <T> boolean org.gluu.credmanager.misc.Utils.isEmpty ( Collection< T >  collection )

inlinestatic

                                                                {
        return !isNotEmpty(collection);
    }

isEmpty() [4/4]

static <K, V> boolean org.gluu.credmanager.misc.Utils.isEmpty ( Map< K, V >  map )

inlinestatic

                                                        {
        return !isNotEmpty(map);
    }

isJarFile()

static boolean org.gluu.credmanager.misc.Utils.isJarFile ( Path  path )

inlinestatic

                                               {
        return path.toString().toLowerCase().endsWith(".jar") && Files.isRegularFile(path);
    }

isNotEmpty() [1/4]

static boolean org.gluu.credmanager.misc.Utils.isNotEmpty ( String  string )

inlinestatic

                                                    {
        return Optional.ofNullable(string).map(String::length)
                .flatMap(i -> i > 0 ? Optional.of(i) : Optional.empty()).isPresent();
    }

isNotEmpty() [2/4]

static <T> boolean org.gluu.credmanager.misc.Utils.isNotEmpty ( T []  array )

inlinestatic

                                                    {
        return Optional.ofNullable(array).map(arr -> arr.length)
                .flatMap(i -> i > 0 ? Optional.of(i) : Optional.empty()).isPresent();
    }

isNotEmpty() [3/4]

static <T> boolean org.gluu.credmanager.misc.Utils.isNotEmpty ( Collection< T >  collection )

inlinestatic

                                                                   {
        return Optional.ofNullable(collection).map(Collection::size)
                .flatMap(i -> i > 0 ? Optional.of(i) : Optional.empty()).isPresent();
    }

isNotEmpty() [4/4]

static <K, V> boolean org.gluu.credmanager.misc.Utils.isNotEmpty ( Map< K, V >  map )

inlinestatic

                                                           {
        return Optional.ofNullable(map).map(Map::size)
                .flatMap(i -> i > 0 ? Optional.of(i) : Optional.empty()).isPresent();
    }

isValidUrl()

static boolean org.gluu.credmanager.misc.Utils.isValidUrl ( String  strUrl )

inlinestatic

                                                    {

        boolean valid = false;
        try {
            URL url = new URL(strUrl);
            valid = isNotEmpty(url.getHost());
        } catch (Exception e) {
            //Intentionally left empty
        }
        if (!valid) {
            LOG.warn("Error validating url: {}", strUrl);
        }
        return valid;

    }

jsonFromObject()

static String org.gluu.credmanager.misc.Utils.jsonFromObject ( Object  obj )

inlinestatic

                                                    {

        String json;
        try {
            json = MAPPER.writeValueAsString(obj);
        } catch (Exception e) {
            json = "{}";
        }
        return json;

    }

listfromArray()

static <T> List<T> org.gluu.credmanager.misc.Utils.listfromArray ( T []  array )

inlinestatic

                                                       {
        if (isEmpty(array)) {
            return Collections.emptyList();
        } else {
            return Arrays.asList(array);
        }
    }

managedBean()

static <T> T org.gluu.credmanager.misc.Utils.managedBean ( Class< T >  clazz )

inlinestatic

                                                    {
        return CDI.current().select(clazz).get();
    }

onWindows()

static boolean org.gluu.credmanager.misc.Utils.onWindows ( )

inlinestatic

                                      {
        return System.getProperty("os.name").toLowerCase().matches(".*win.*");
    }

randomBytes()

static byte [] org.gluu.credmanager.misc.Utils.randomBytes ( int  keyLen )

inlinestatic

                                                 {

        byte[] bytes = new byte[keyLen];
        SecureRandom random = new SecureRandom();
        random.nextBytes(bytes);
        return bytes;

    }

stringArrayFrom()

static String [] org.gluu.credmanager.misc.Utils.stringArrayFrom ( String  value )

inlinestatic

                                                         {
        return Optional.ofNullable(value).map(v -> new String[] { v }).orElse(new String[0]);
    }

メンバ詳解

LOG

Logger org.gluu.credmanager.misc.Utils.LOG = LoggerFactory.getLogger(Utils.class)

staticprivate

MAPPER

ObjectMapper org.gluu.credmanager.misc.Utils.MAPPER = new ObjectMapper()

staticprivate

---

このクラス詳解は次のファイルから抽出されました:

• D:/AppData/OpenId/gluu/src/cred-manager/shared/src/main/java/org/gluu/credmanager/misc/Utils.java