Package com.jalios.jcms.archive

Class LuceneArchiveEngine

java.lang.Object

com.jalios.jcms.archive.LuceneArchiveEngine

All Implemented Interfaces:

ArchiveEngine, JcmsConstants, JaliosConstants

public class LuceneArchiveEngine
extends java.lang.Object
implements ArchiveEngine, JcmsConstants

Since:

jcms-4.1.1

Author:

Olivier Jaquemet

Field Summary

Fields inherited from interface com.jalios.util.JaliosConstants

CRLF, MILLIS_IN_ONE_DAY, MILLIS_IN_ONE_HOUR, MILLIS_IN_ONE_MINUTE, MILLIS_IN_ONE_MONTH, MILLIS_IN_ONE_SECOND, MILLIS_IN_ONE_WEEK, MILLIS_IN_ONE_YEAR

Fields inherited from interface com.jalios.jcms.JcmsConstants

ADATE_SEARCH, ADMIN_NOTES_PROP, ADVANCED_TAB, AJAX_MODE_ATTR, ARCHIVES_DIR, ASCII_WIDTH, CATEGORY_TAB, CDATE_SEARCH, CLASS_PROPERTY, COMMON_ALARM, CONTENT_TAB, COOKIE_MAX_AGE, COUNTRY_SPRITE, CS_TYPOLOGY_ROOT_CAT_VID, CTRL_TOPIC_INTERNAL, CTRL_TOPIC_REF, CTRL_TOPIC_VALUE, CTRL_TOPIC_WRITE, CUSTOM_PROP, DATA_DIRECTORY, DEFAULT_PHOTO_PROP, DOCCHOOSER_HEIGHT, DOCCHOOSER_WIDTH, DOCS_DIR, EDATE_SEARCH, EMAIL_REGEXP, ERROR_MSG, FORBIDDEN_FILE_ACCESS, FORBIDDEN_REDIRECT, FORCE_REDIRECT, GLYPH_ICON_PREFIX, ICON_ARCHIVE, ICON_ICON_PREFIX, ICON_LOCK, ICON_LOCK_STRONG, ICON_PREFIX_PROP, ICON_WARN, ICON_WH_BOOK_CLOSED, ICON_WH_BOOK_OPEN, INFORMATION_MSG, IS_IN_FRONT_OFFICE, JALIOS_JUNIT_PROP, JCMS_CADDY, JCMS_MSG_LIST, JCMS_TOASTR_COLLECTION, JSYNC_DOWNLOAD_DIR, JSYNC_SYNC_ALARM, LANG_SPRITE, LOG_FILE, LOG_TOPIC_SECURITY, LOGGER_PROP, LOGGER_XMLPROP, MBR_PHOTO_DIR, MDATE_SEARCH, MONITOR_XML, OP_CREATE, OP_CREATE_STR, OP_DEEP_COPY, OP_DEEP_COPY_STR, OP_DEEP_DELETE, OP_DEEP_DELETE_STR, OP_DELETE, OP_DELETE_STR, OP_MERGE, OP_MERGE_STR, OP_UPDATE, OP_UPDATE_STR, ORGANIZATION_ROOT_GROUP_PROP, PDATE_SEARCH, PHOTO_DIR, PHOTO_ICON, PHOTO_ICON_HEIGHT, PHOTO_ICON_PROP_PREFIX, PHOTO_ICON_WIDTH, PHOTO_LARGE, PHOTO_LARGE_HEIGHT, PHOTO_LARGE_PROP_PREFIX, PHOTO_LARGE_WIDTH, PHOTO_MINI, PHOTO_MINI_HEIGHT, PHOTO_MINI_PROP_PREFIX, PHOTO_MINI_WIDTH, PHOTO_NORMAL, PHOTO_NORMAL_HEIGHT, PHOTO_NORMAL_PROP_PREFIX, PHOTO_NORMAL_WIDTH, PHOTO_SMALL, PHOTO_SMALL_HEIGHT, PHOTO_SMALL_PROP_PREFIX, PHOTO_SMALL_WIDTH, PHOTO_TINY, PHOTO_TINY_HEIGHT, PHOTO_TINY_PROP_PREFIX, PHOTO_TINY_WIDTH, PREVIOUS_TAB, PRINT_VIEW, PRIVATE_FILE_ACCESS, PUBLIC_FILE_ACCESS, RAW_CONTENT_ICON_PREFIX, READ_RIGHT_TAB, SDATE_SEARCH, SEARCHENGINE_ALARM, SECURITY_LOG_FILE, SESSION_AUTHORIZED_FILENAMES_SET, SPRITE_ICON_PREFIX, STATS_REPORT_DIR, STATUS_PROP, STORE_DIR, STORE_XML, SUCCESS_MSG, SVG_ICON_PREFIX, SVGINLINE_ICON_PREFIX, TEMPLATE_TAB, THUMBNAIL_LARGE_HEIGHT, THUMBNAIL_LARGE_WIDTH, THUMBNAIL_SMALL_HEIGHT, THUMBNAIL_SMALL_WIDTH, TTCARD_MEDIA_HEIGHT, TTCARD_MEDIA_WIDTH, TYPES_ICON_ALT_PROP, TYPES_ICON_SUFFIX_PROP, TYPES_ICON_TITLE_PROP, TYPES_PREFIX_PROP, TYPES_THUMB_SUFFIX_PROP, UDATE_SEARCH, UPDATE_RIGHT_TAB, UPLOAD_DIR, UPLOAD_PERMISSION_COUNT_PROP_PREFIX, UPLOAD_PERMISSION_SIZE_PROP_PREFIX, URL_REGEXP, VID_LOGGED_MEMBER, WARNING_MSG, WEBAPP_PROP, WFEXPRESS_ALARM, WFREMINDER_ALARM, WORKFLOW_TAB, WORKFLOW_XML

Constructor Summary

Constructors

Constructor	Description
LuceneArchiveEngine()

Method Summary

Modifier and Type	Method	Description
void	deleteArchiveIndex(ArchivedPublication pub)	Delete every information associated with the publication
org.apache.lucene.store.FSDirectory	getDirectory()	Returns the lucene directory used by this LuceneArchiveEngine.
static java.lang.String	getLuceneQuery(java.lang.String text, java.lang.String mode)	Build a lucene query from the given parameters.
static int	getMaximumResults()	Retrieve the maximum number of results allowed to be return for a search.
void	indexPublication(Publication pub, ArchivedPublication archive)	Index a Publication
void	init()	Initialize Lucene Index
java.util.Set<java.lang.Long>	search(java.lang.String text, java.lang.String mode)	Perform a full-text search on archives.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LuceneArchiveEngine

public LuceneArchiveEngine()

Method Detail

init

public void init()
          throws java.lang.Exception

Initialize Lucene Index

Specified by:

init in interface ArchiveEngine

Throws:

java.lang.Exception

getDirectory

public org.apache.lucene.store.FSDirectory getDirectory()

Returns the lucene directory used by this LuceneArchiveEngine.
Warning!!! you should not modify the index, use this method only to access the directory in readonly !.

Returns:

the instance of the FSDirectory used internally.

indexPublication

public void indexPublication(Publication pub,
                             ArchivedPublication archive)
                      throws java.lang.Exception

Index a Publication

Specified by:

indexPublication in interface ArchiveEngine

Parameters:

pub - the Publication to index

archive - the newly created ArchivedPublication corresponding

Throws:

java.lang.Exception

search

public java.util.Set<java.lang.Long> search(java.lang.String text,
                                            java.lang.String mode)

Perform a full-text search on archives.

Specified by:

search in interface ArchiveEngine

Parameters:

text - the text to search

mode - the search mode

Returns:

a Set of Long (the rowid of the matching ArchivedPublication)

Since:

jcms-6.0

getMaximumResults

public static int getMaximumResults()

Retrieve the maximum number of results allowed to be return for a search.

Can be configured using property query.lucene.archive.max-results

Returns:

a maximum number of result retrieve (result beyong this limit are ignored)

getLuceneQuery

public static java.lang.String getLuceneQuery(java.lang.String text,
                                              java.lang.String mode)

Build a lucene query from the given parameters.

Very naive implementation.

Parameters:

text - the search string

mode - the query mode (all, any, word, exact)

Returns:

a String which contains the lucene-compliant query

deleteArchiveIndex

public void deleteArchiveIndex(ArchivedPublication pub)

Delete every information associated with the publication

Specified by:

deleteArchiveIndex in interface ArchiveEngine

Parameters:

pub - the ArchivedPublication being deleted