final URL url = new URL(null, "zip:/Program Files/foo.zip!/", new URLStreamHandler() {
            @Override
            protected void parseURL(final URL u, final String spec, final int start, final int limit) {
                setURL(u, "zip", null, 0, null, null, spec.substring(4), null, null);
            }

            @Override
            protected URLConnection openConnection(final URL u) throws IOException {

import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.SecretKeySpec;

import org.codelibs.core.CoreLibConstants;
import org.codelibs.core.exception.BadPaddingRuntimeException;
import org.codelibs.core.exception.IllegalBlockSizeRuntimeException;

    }

    /**
     * 文字列表現から<code>URL</code>オブジェクトを作成します。
     *
     * @param spec
     *            <code>URL</code>として構文解析される文字列。{@literal null}や空文字列であってはいけません
     * @return <code>URL</code>
     */
    public static URL create(final String spec) {
        assertArgumentNotEmpty("spec", spec);

        try {
            return new URL(spec);
        } catch (final IOException e) {
            throw new IORuntimeException(e);