*/
    public boolean isUpdated() {
        return newInput != null;
    }

    /**
     * Checks if this item has been deleted.
     * @return true if deleted, false otherwise
     */
    public boolean isDeleted() {
        return isUpdated() && newInput.length() == 0;
    }

    @Override
    public int hashCode() {
        return java.util.Objects.hashCode(input);
    }

    @Override

    public void test_isDeleted() {
        // Test isDeleted method
        ProtwordsItem item = new ProtwordsItem(1, "word");
        assertFalse(item.isDeleted());

        item.setNewInput("newword");
        assertFalse(item.isDeleted());

        item.setNewInput("");
        assertTrue(item.isDeleted());

        item.setNewInput(null);
        assertFalse(item.isDeleted());
    }

    @Test

    }

    /**
     * Checks if the item has been marked for deletion.
     *
     * @return true if the item is marked for deletion, false otherwise.
     */
    public boolean isDeleted() {
        return isUpdated() && newInput.length() == 0;
    }

    @Override
    public int hashCode() {
        return java.util.Objects.hashCode(input);
    }

    @Override

    }

    /**
     * Checks if the item has been marked for deletion.
     *
     * @return true if the item is marked for deletion, false otherwise.
     */
    public boolean isDeleted() {
        return isUpdated() && newInputs.length == 0;
    }

    @Override
    public int hashCode() {
        return Objects.hash(Arrays.hashCode(inputs), Arrays.hashCode(outputs));
    }

        return newToken != null;
    }

    /**
     * Returns true if the item has been deleted.
     *
     * @return True if the item has been deleted.
     */
    public boolean isDeleted() {
        return isUpdated() && newToken.length() == 0;
    }

    @Override
    public int hashCode() {
        return Objects.hash(pos, reading, segmentation, token);
    }

    @Override

        assertFalse(stemmerOverrideItem.isUpdated());
        assertFalse(stemmerOverrideItem.isDeleted());

        stemmerOverrideItem.setNewInput("bbb");
        stemmerOverrideItem.setNewOutput("b");
        assertTrue(stemmerOverrideItem.isUpdated());
        assertFalse(stemmerOverrideItem.isDeleted());

        stemmerOverrideItem.setNewInput("");
        stemmerOverrideItem.setNewOutput("");

        assertFalse(kuromojiItem.isUpdated());
        assertFalse(kuromojiItem.isDeleted());

        kuromojiItem.setNewToken("T1");
        kuromojiItem.setNewSegmentation("S1");
        kuromojiItem.setNewReading("R1");
        kuromojiItem.setNewPos("P1");
        assertTrue(kuromojiItem.isUpdated());
        assertFalse(kuromojiItem.isDeleted());

        kuromojiItem.setNewToken("");

        assertFalse(item.isDeleted());

        // Set newInputs to empty array and newOutput
        item.setNewInputs(new String[] {});
        item.setNewOutput("output");
        assertTrue(item.isDeleted());

        // Set newInputs to non-empty array - not deleted
        item.setNewInputs(new String[] { "something" });
        assertFalse(item.isDeleted());
    }

    @Test

                    throw new DictionaryException("Kuromoji file was updated: old=" + oldItem + " : new=" + item);
                }
                try {
                    if (!item.isDeleted()) {
                        // update
                        writer.write(item.toLineString());
                        writer.write(Constants.LINE_SEPARATOR);

                    throw new DictionaryException("Protwords file was updated: old=" + oldItem + " : new=" + item);
                }
                try {
                    if (!item.isDeleted()) {
                        // update
                        writer.write(item.toLineString());
                        writer.write(Constants.LINE_SEPARATOR);