/**
     * Returns an editor for this snapshot's entry, or null if either the entry has changed since
     * this snapshot was created or if another edit is in progress.
     */
    @Throws(IOException::class)
    fun edit(): Editor? = this@DiskLruCache.edit(key, sequenceNumber)

    /** Returns the unbuffered stream with the value for [index]. */
    fun getSource(index: Int): Source = sources[index]

                form.crudMode = CrudMode.CREATE;
            });
        });
    }

    /**
     * Displays the edit key match page.
     *
     * @param form the edit form
     * @return HTML response for the edit page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;

    }

    /**
     * Displays the form for editing an existing duplicate host configuration.
     *
     * @param form the edit form containing the duplicate host ID
     * @return HTML response for the duplicate host edit form
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;

    filesystem.setFaultyRename(cacheDir / DiskLruCache.JOURNAL_FILE_BACKUP, true)
    taskFaker.runNextTask()

    // Don't allow edits under any circumstances.
    assertThat(cache.edit("a")).isNull()
    assertThat(cache.edit("c")).isNull()
    cache["a"]!!.use {
      assertThat(it.edit()).isNull()
    }
  }

  @Test
  fun rebuildJournalFailureIsRetried() {
    while (taskFaker.isIdle()) {

            });
        });
    }

    /**
     * Display the edit form for an existing stopwords entry.
     *
     * @param form the edit form containing the entry ID and dictionary ID
     * @return HTML response for the edit form
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, () -> asListHtml(form.dictId));

                form.crudMode = CrudMode.CREATE;
            });
        });
    }

    /**
     * Show the edit page.
     * @param form The edit form.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;

                form.crudMode = CrudMode.CREATE;
            });
        });
    }

    /**
     * Displays the edit group page.
     *
     * @param form the edit form
     * @return HTML response for the edit page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;

            registerRolesAndLabels(data);
        });
    }

    /**
     * Displays the edit file configuration page.
     *
     * @param form the edit form
     * @return HTML response for the edit page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);

    }

    /**
     * Displays the form for editing an existing related query item.
     *
     * @param form the edit form containing the ID of the item to edit
     * @return HTML response for the edit form
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;

    }

    /**
     * Displays the form for editing an existing path mapping.
     *
     * @param form the edit form containing the path mapping ID and data
     * @return HTML response for the path mapping edit form
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse edit(final EditForm form) {
        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;