case syscall.O_WRONLY:
		fallthrough
	case syscall.O_RDWR:
		fallthrough
	case syscall.O_WRONLY | syscall.O_CREAT:
		fallthrough
	case syscall.O_RDWR | syscall.O_CREAT:
		lockType |= syscall.LOCK_EX
	default:
		return nil, &os.PathError{
			Op:   "open",
			Path: path,
			Err:  syscall.EINVAL,
		}
	}

	f, err := os.OpenFile(path, flag|syscall.O_SYNC, perm)
	if err != nil {
		return nil, err
	}

 * This servlet allows users to browse SMB network resources through a web interface.
 */
public class NetworkExplorer extends HttpServlet {

    /**
     * Default constructor.
     */
    public NetworkExplorer() {
        super();
    }

    private static LogStream log = LogStream.getInstance();

    /** The MIME type mapping */
    private MimeMap mimeMap;

                                    <div class="btn-group">
                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>

                                    <div class="btn-group">
                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>

                                    <div class="btn-group">
                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>

                                    <div class="btn-group">
                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>

                                    <div class="btn-group">
                                        <la:link href="/admin/dict"
                                                 styleClass="btn btn-default btn-xs">
                                            <i class="fa fa-book" aria-hidden="true"></i>
                                            <la:message key="labels.dict_list_link"/>

    /**
     * A URL to the license of the image.
     */
    private String license;

    /**
     * Creates a new SitemapImage instance.
     */
    public SitemapImage() {
        // Default constructor
    }

    /**
     * Gets the location URL of the image.
     * @return the image URL
     */
    public String getLoc() {
        return loc;
    }

    /**

							<span class="input-group-text"><i class="fa fa-lock fa-fw" aria-hidden="true"></i></span>
						</div>
					</div>
					<div class="text-center">
						<la:link href="/"
							styleClass="btn btn-default">
							<i class="fa fa-arrow-circle-left" aria-hidden="true"></i>
							<la:message key="labels.profile.back" />
						</la:link>
						<button type="submit" name="changePassword"
							class="btn btn-success"

        assertTrue(ex.toString().contains("RuntimeException"), "String representation must include the root cause stack trace");
    }

    /**
     * Verify that {@link #toString()} with no root cause equals the default
     * {@code IOException#toString()}.
     */
    @Test
    @DisplayName("toString without root cause matches IOException#toString")
    void testToStringWithoutRootCause() {