CloseableUtil.close((OutputStream) null);
    }

    /**
     * @throws Exception
     */
    @Test
    public void testClose_noThrowIOException() throws Exception {
        final OutputStream out = new IOExceptionOccurOutputStream();
        CloseableUtil.close(out);
    }

    private static class NotifyOutputStream extends OutputStream {
        private String notify_;

        @Override

    /**
     * Downloads an object from storage.
     *
     * @param objectName the name/path of the object to download
     * @param outputStream the output stream to write data to
     */
    void downloadObject(String objectName, OutputStream outputStream);

    /**
     * Deletes an object from storage.
     *
     * @param objectName the name/path of the object to delete
     */

     * Wraps the output stream with a {@link BufferedOutputStream} if necessary.
     *
     * @param os the output stream
     * @return the wrapped output stream
     */
    protected static OutputStream wrap(final OutputStream os) {
        if (os instanceof BufferedOutputStream) {
            return os;
        }
        if (os instanceof ByteArrayOutputStream) {
            return os;
        }

        connection.setUseCaches(useCaches);
    }

    private static class CacheStream extends OutputStream {

        private final OutputStream stream;

        private final OutputStream collector;

        public CacheStream(final OutputStream stream, final OutputStream collector) {
            this.stream = stream;
            this.collector = collector;
        }

        @Override

                "buildSrc/" + MINIMUM_COMPILER_VERSION_PATH;
    }

    private static class IndentingOutputStream extends OutputStream {

        public final byte[] indent;
        private final OutputStream delegate;

        IndentingOutputStream(OutputStream delegate, Object version) {
            this.delegate = delegate;
            indent = (" [" + version + "] ").getBytes(StandardCharsets.UTF_8);

        this.connection.setConnectTimeout(connectTimeout);
    }

    private static class CacheStream extends OutputStream {

        private final OutputStream stream;

        private final OutputStream collector;

        public CacheStream(final OutputStream stream, final OutputStream collector) {
            this.stream = stream;
            this.collector = collector;
        }

        @Override

        }
    }

    @Override
    public void write(OutputStream output, Map<String, Object> options, Settings settings) throws IOException {
        Objects.requireNonNull(output, "output cannot be null");
        Objects.requireNonNull(settings, "settings cannot be null");

        try (OutputStream out = output) {
            new SettingsStaxWriter().write(out, settings.getDelegate());

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;

import org.codelibs.core.exception.IORuntimeException;

/**
 * Utility class for {@link OutputStream} operations.
 *
 * @author shot
 */
public abstract class OutputStreamUtil {

    /**
     * Do not instantiate.
     */

     */
    public static int main(
            String[] args,
            ClassWorld world,
            @Nullable InputStream stdIn,
            @Nullable OutputStream stdOut,
            @Nullable OutputStream stdErr)
            throws IOException {
        return new MavenEncCling(world).run(args, stdIn, stdOut, stdErr, true);
    }

    public MavenEncCling() {
        super();
    }

     */
    public static int main(
            String[] args,
            ClassWorld world,
            @Nullable InputStream stdIn,
            @Nullable OutputStream stdOut,
            @Nullable OutputStream stdErr)
            throws IOException {
        return new MavenShellCling(world).run(args, stdIn, stdOut, stdErr, true);
    }

    public MavenShellCling() {
        super();
    }