dataConfig.getConfigId() + ":" + dataConfig.getName(), e);
                } finally {
                    indexUpdateCallback.commit();
                    deleteOldDocs();
                }
            }
        }

        private void deleteOldDocs() {
            if (Constants.FALSE.equals(initParamMap.getAsString(DELETE_OLD_DOCS))) {

		The available sort field are "created", "content_length" and
		"last_modified", and they are customizable.
	</dd>
	<dt>AND</dt>
	<dd>
		AND operator is the default conjunction operator. You can omit it from
		a query. AND operator matches documents where both terms exist
		anywhere in the text of a single document.
		<pre>Fess AND CodeLibs</pre>
	</dd>
	</dd>
	<dt>OR</dt>
	<dd>

                    }
                } else {
                    itemList.add(item);
                }
            }
            if (updater != null) {
                final StemmerOverrideItem item = updater.commit();
                if (item != null) {
                    itemList.add(item);
                }
            }
            stemmerOverrideItemList = itemList;
        } catch (final IOException e) {

                    } else {
                        itemList.add(item);
                    }
                }
            }
            if (updater != null) {
                final ProtwordsItem item = updater.commit();
                if (item != null) {
                    itemList.add(item);
                }
            }
            protwordsItemList = itemList;
        } catch (final IOException e) {

public interface IndexUpdateCallback {

    void store(DataStoreParams paramMap, Map<String, Object> dataMap);

    long getDocumentSize();

    long getExecuteTime();

    void commit();

                    deleteDocuments();
                }
            }
        }
        return true;
    }

    @Override
    public void commit() {
        try {
            if (logger.isDebugEnabled()) {
                logger.debug("Shutting down thread executor.");
            }
            executor.shutdown();

                            itemList.add(item);
                        }
                    }
                }
            }
            if (updater != null) {
                final SynonymItem item = updater.commit();
                if (item != null) {
                    itemList.add(item);
                }
            }
            synonymItemList = itemList;
        } catch (final IOException e) {

                logger.warn("Failed to process Ingest[{}]", ingester.getClass().getSimpleName(), e);
            }
        }
        return target;
    }

    @Override
    public void commit() {
        synchronized (docList) {
            if (!docList.isEmpty()) {
                final IndexingHelper indexingHelper = ComponentUtil.getIndexingHelper();

                    }
                } else {
                    itemList.add(item);
                }
            }
            if (updater != null) {
                final KuromojiItem item = updater.commit();
                if (item != null) {
                    itemList.add(item);
                }
            }
            kuromojiItemList = itemList;
        } catch (final IOException e) {

                    } else {
                        itemList.add(item);
                    }
                }
            }
            if (updater != null) {
                final StopwordsItem item = updater.commit();
                if (item != null) {
                    itemList.add(item);
                }
            }
            stopwordsItemList = itemList;
        } catch (final IOException e) {