// Initially null for non-zero id
        assertNull(item.getNewInputs());

        // Set new inputs
        String[] newInputs = { "new1", "new2" };
        item.setNewInputs(newInputs);
        assertNotNull(item.getNewInputs());
        assertEquals(2, item.getNewInputs().length);
        assertEquals("new1", item.getNewInputs()[0]);
        assertEquals("new2", item.getNewInputs()[1]);
    }

            newInputs = inputs;
            newOutputs = outputs;
        }
    }

    /**
     * Gets the new input words.
     *
     * @return The new input words.
     */
    public String[] getNewInputs() {
        return newInputs;
    }

    /**
     * Sets the new input words.
     *
     * @param newInputs The new input words.
     */
    public void setNewInputs(final String[] newInputs) {

    }

    /**
     * Returns the array of new input character sequences for update operations.
     *
     * @return array of new input sequences, or null if no updates are pending
     */
    public String[] getNewInputs() {
        return newInputs;
    }

    /**
     * Sets the array of new input character sequences for update operations.
     *
     * @param newInputs array of new input sequences to set
     */

                        // update
                        writer.write(item.toLineString());
                        writer.write(Constants.LINE_SEPARATOR);
                        return new CharMappingItem(item.getId(), item.getNewInputs(), item.getNewOutput());
                    }
                    return null;
                } finally {
                    item.setNewInputs(null);
                    item.setNewOutput(null);

                        // update
                        writer.write(item.toLineString());
                        writer.write(Constants.LINE_SEPARATOR);
                        return new SynonymItem(item.getId(), item.getNewInputs(), item.getNewOutputs());
                    }
                    return null;
                } finally {
                    item.setNewInputs(null);
                    item.setNewOutputs(null);