}

    /**
     * A method that wraps the exception handling of {@link JarURLConnection#getJarFile()}.
     *
     * @param conn
     *            {@link JarURLConnection}. Must not be {@literal null}.
     * @return {@link JarFile}
     */
    public static JarFile getJarFile(final JarURLConnection conn) {
        assertArgumentNotNull("conn", conn);

        try {
            return conn.getJarFile();

    /**
     * Returns an array of {@link ParameterizedClassDesc} representing the type arguments.
     * <p>
     * If the class represented by this instance is not a parameterized class, returns {@literal null}.
     * </p>
     *
     * @return an array of {@link ParameterizedClassDesc} representing the type arguments
     * @see ParameterizedType#getActualTypeArguments()
     */

    /**
     * Do not instantiate.
     */
    protected MimeTypeUtil() {
    }

    /**
     * Guesses the content type.
     *
     * @param path
     *            The path. Must not be {@literal null} or an empty string.
     * @return The content type.
     */
    public static String guessContentType(final String path) {
        assertArgumentNotEmpty("path", path);

        return getDecimalFormatSymbols(LocaleUtil.getDefault());
    }

    /**
     * Returns {@link DecimalFormatSymbols}.
     *
     * @param locale
     *            The locale. Must not be {@literal null}.
     * @return {@link DecimalFormatSymbols}
     */
    public static DecimalFormatSymbols getDecimalFormatSymbols(final Locale locale) {
        assertArgumentNotNull("locale", locale);

    /**
     * Converts to the appropriate {@link Number}.
     *
     * @param type
     *            Target type
     * @param o
     *            Source object
     * @return {@link Number} converted to {@literal type}
     */
    public static Object convertNumber(final Class<?> type, final Object o) {
        if (type == Integer.class) {
            return IntegerConversionUtil.toInteger(o);

'\U00110000' // illegal: invalid Unicode code point
</pre>


<h3 id="String_literals">String literals</h3>

<p>
A string literal represents a <a href="#Constants">string constant</a>
obtained from concatenating a sequence of characters. There are two forms:
raw string literals and interpreted string literals.
</p>

<p>
Raw string literals are character sequences between back quotes, as in

 * @author koichik
 * @param <E> the element type
 */
public class SingleValueIterator<E> implements Iterator<E> {

    /** The only value returned by the iterator. */
    protected final E value;

    /** {@literal true} if the iterator has more elements. */
    protected boolean hasNext = true;

    /**
     * Returns an {@link Iterable} that wraps a {@link SingleValueIterator} for use in a for-each statement.
     *

 *   <li>Constructors</li>
 *   <li>Methods</li>
 *   <li>Fields</li>
 * </ul>
 * <p>
 * Example usage:
 * <pre>
 * public class MyService {
 *     private final Repository repository;
 *
 *     {@literal @}Inject
 *     public MyService(Repository repository) {
 *         this.repository = repository;
 *     }
 * }
 * </pre>
 *
 * @see Named
 * @since 4.0.0
 */
@Target({FIELD, CONSTRUCTOR, METHOD})

     * and representing the decimal point with '.'.
     *
     * @param s
     *            A string representing a number
     * @param locale
     *            The locale. Must not be {@literal null}.
     * @return The normalized string
     */
    public static String normalize(final String s, final Locale locale) {
        assertArgumentNotNull("locale", locale);

        if (s == null) {

 */
package org.codelibs.core.exception;

import static org.codelibs.core.collection.ArrayUtil.asArray;

import java.util.Map;

/**
 * Exception thrown when using a key not contained in a {@literal BeanMap}.
 *
 * @author koichik
 */
public class IllegalKeyOfBeanMapException extends ClIllegalArgumentException {

    private static final long serialVersionUID = 3456740832476626338L;

    /**