public void testUsAscii() {
    assertEquals(Charset.forName("US-ASCII"), Charsets.US_ASCII);
  }

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testIso88591() {
    assertEquals(Charset.forName("ISO-8859-1"), Charsets.ISO_8859_1);
  }

  public void testUtf8() {
    assertEquals(Charset.forName("UTF-8"), Charsets.UTF_8);
  }

  @J2ktIncompatible

      try {
        val alpnClassName = "org.eclipse.jetty.alpn.ALPN"
        val alpnClass = Class.forName(alpnClassName, true, null)
        val providerClass = Class.forName("$alpnClassName\$Provider", true, null)
        val clientProviderClass = Class.forName("$alpnClassName\$ClientProvider", true, null)
        val serverProviderClass = Class.forName("$alpnClassName\$ServerProvider", true, null)

      return try {
        val sslSocketClass = Class.forName("$packageName.OpenSSLSocketImpl") as Class<in SSLSocket>
        val sslSocketFactoryClass =
          Class.forName("$packageName.OpenSSLSocketFactoryImpl") as Class<in SSLSocketFactory>
        val paramsClass = Class.forName("$packageName.SSLParametersImpl")

        Method inquireSecContextPrep = null;
        Object inquireTypeSessionKeyPrep = null;

        try {
            extendedGSSContextClassPrep = Class.forName(OPENJDK_JGSS_EXT_GSSCTX_CLASS);
            Class<?> inquireTypeClass = Class.forName(OPENJDK_JGSS_INQUIRE_TYPE_CLASS);
            inquireTypeSessionKeyPrep = getSessionKeyInquireType(inquireTypeClass);

                    try {
                        Class handlerClass = null;
                        try {
                            handlerClass = Class.forName(className);
                        } catch (Exception ex) { }
                        if (handlerClass == null) {
                            handlerClass = ClassLoader.getSystemClassLoader(

    try {
      Class.forName("java.nio.file.Path");
      return new JavaNioCreator();
    } catch (ClassNotFoundException runningUnderAndroid) {
      // Try another way.
    }

    try {
      int version = (int) Class.forName("android.os.Build$VERSION").getField("SDK_INT").get(null);
      int jellyBean =
          (int) Class.forName("android.os.Build$VERSION_CODES").getField("JELLY_BEAN").get(null);

 *
 * https://github.com/junit-team/junit5/issues/2469
 */
fun treeListener(): TestExecutionListener {
  val colorPalette =
    Class.forName("org.junit.platform.console.tasks.ColorPalette").getField("DEFAULT").apply {
      isAccessible = true
    }.get(null)
  return Class.forName(
    "org.junit.platform.console.tasks.TreePrintingListener",
  ).declaredConstructors.first()
    .apply {
      isAccessible = true
    }

     * @throws ClassNotFoundRuntimeException
     *             クラスが見つからなかった場合
     * @see Class#forName(String, boolean, ClassLoader)
     */
    public static <T> Class<T> forName(final String className) throws ClassNotFoundRuntimeException {
        assertArgumentNotEmpty("className", className);

        return forName(className, Thread.currentThread().getContextClassLoader());
    }

    /**

        try {
            switch ( oemEncoding.toLowerCase(Locale.ROOT) ) {
            case "cp850":
                str = makeCharsetString(Charset.forName(oemEncoding), 128, 256, 240, 255);
                break;
            case "windows-1252":
                str = makeCharsetString(Charset.forName(oemEncoding), 128, 256, 0x81, 0x8D, 0x8F, 0x90, 0x9D);
                break;
            default:

 *
 */
public final class Strings {

    private static final Logger log = LoggerFactory.getLogger(Strings.class);

    private static final Charset UNI_ENCODING = Charset.forName("UTF-16LE");
    private static final Charset ASCII_ENCODING = Charset.forName("US-ASCII");

    private static final boolean MASK_SECRET_VALUE = System.getProperty("jcifs.maskSecretValue", "true") == "true";