public static final String HOGE = "hoge";

    /**
     * @throws Exception
     */
    @Test(expected = EmptyArgumentException.class)
    public void testForName_EmptyName() throws Exception {
        ClassUtil.forName("");
    }

    /**
     * @throws Exception
     */
    @Test(expected = EmptyArgumentException.class)
    public void testGetField_EmptyName() throws Exception {
        ClassUtil.getField(getClass(), "");

    }

  companion object {
    val isSupported: Boolean =
      try {
        // Trigger an early exception over a fatal error, prefer a RuntimeException over Error.
        Class.forName("org.bouncycastle.jsse.provider.BouncyCastleJsseProvider", false, javaClass.classLoader)

        true
      } catch (_: ClassNotFoundException) {
        false
      }

  }

  private static boolean unsafeComparatorAvailable() {
    // See Java Puzzler #44
    // Use reflection instead of catching NoClassDefFoundError
    try {
      Class.forName(unsafeComparatorClassName());
      return true;
    } catch (Error | ClassNotFoundException tolerable) {
      /*
       * We're probably running on Android.
       *
       * A note on exception types:

  @Test fun testCharsetNameIsDoubleQuotedAndSingleQuotedAndroid() {
    val mediaType = "text/plain;charset=\"'utf-8'\"".toMediaType()
    if (isAndroid) {
      // Charset.forName("'utf-8'") == UTF-8
      assertEquals("UTF-8", mediaType.charsetName())
    } else {
      assertNull(mediaType.charset())
    }
  }

  @Test fun testDefaultCharset() {
    val noCharset = parse("text/plain")

   * @throws ExceptionInInitializerError if an exception is thrown during initialization of a class
   */
  public static void initialize(Class<?>... classes) {
    for (Class<?> clazz : classes) {
      try {
        Class.forName(clazz.getName(), true, clazz.getClassLoader());
      } catch (ClassNotFoundException e) {
        throw new AssertionError(e);
      }
    }
  }

  /**

     */
    public static void registerDriver(final String driverClassName) {
        assertArgumentNotEmpty("driverClassName", driverClassName);

        final Class<Driver> clazz = ClassUtil.forName(driverClassName);
        registerDriver(clazz);
    }

    /**
     * JDBCドライバを登録します。
     *
     * @param driverClass
     *            登録するJDBCドライバのクラス。{@literal null}であってはいけません
     */

  @Param ReadStrategy strategy;

  @Param({"10", "1024", "1048576"})
  int size;

  Charset charset;
  ByteSource data;

  @BeforeExperiment
  public void setUp() {
    charset = Charset.forName(charsetName);
    StringBuilder sb = new StringBuilder();
    Random random = new Random(0xdeadbeef); // for unpredictable but reproducible behavior
    sb.ensureCapacity(size);
    for (int k = 0; k < size; k++) {

  @Param ReadStrategy strategy;

  @Param({"10", "1024", "1048576"})
  int size;

  Charset charset;
  ByteSource data;

  @BeforeExperiment
  public void setUp() {
    charset = Charset.forName(charsetName);
    StringBuilder sb = new StringBuilder();
    Random random = new Random(0xdeadbeef); // for unpredictable but reproducible behavior
    sb.ensureCapacity(size);
    for (int k = 0; k < size; k++) {

  @get:JvmName("charset")
  val charset: Charset
    get() {
      val charset = authParams["charset"]
      if (charset != null) {
        try {
          return Charset.forName(charset)
        } catch (ignore: Exception) {
        }
      }
      return ISO_8859_1
    }

  constructor(scheme: String, realm: String) : this(scheme, singletonMap("realm", realm))

  init {

       * would result in compilation failure if we directly refer to these classes.
       */
      Class<?> sharedSecrets = Class.forName(SHARED_SECRETS_CLASSNAME, false, null);
      Method langAccess = sharedSecrets.getMethod("getJavaLangAccess");
      return langAccess.invoke(null);
    } catch (ThreadDeath death) {
      throw death;