锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20122;&#27954;&#22269;&#20135;&#31934;&#21697;&#26080;&#30721;&#20037;&#20037;&#20061;&#20061;&#22823;&#29255;&#44;&#20122;&#27954;&#20154;&#25104;&#32593;&#55;&#55;&#55;&#55;&#55;&#33394;&#22312;&#32447;&#25773;&#25918;&#44;&#20122;&#27954;&#31934;&#21697;&#20599;&#25293;&#26080;&#30721;&#19981;&#21345;&#97;&#118;</title><link>http://m.tkk7.com/leekiang/category/29476.html</link><description>MDA/MDD/TDD/DDD/DDDDDDD</description><language>zh-cn</language><lastBuildDate>Thu, 06 Jan 2011 13:18:29 GMT</lastBuildDate><pubDate>Thu, 06 Jan 2011 13:18:29 GMT</pubDate><ttl>60</ttl><item><title>lucene瀹炴椂鎼滅儲鐩稿叧</title><link>http://m.tkk7.com/leekiang/archive/2010/11/22/338715.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Mon, 22 Nov 2010 09:18:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2010/11/22/338715.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/338715.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2010/11/22/338715.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/338715.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/338715.html</trackback:ping><description><![CDATA[鍦ㄥ仛涓�涓綉绔欑珯鍐呮悳绱腑錛屼嬌鐢╨ucene瀹炵幇瀹炴椂鎼滅儲鏃訛紝鎴戦亣鍒頒簡涓�瀵圭煕鐩撅細鍦ㄤ嬌鐢ㄤ竴涓狪ndexSearcher鍗曚緥鏃訛紝鎼滅儲鐨勬晥鐜囨瀬楂橈紝浣嗘槸鍦?indexSearcher瀹炰緥鏂板緩鍚庢柊澧炵殑绱㈠紩錛岃繖涓崟渚嬫槸涓嶅彲瑙佺殑錛岄櫎闈炴垜瀹氭椂鐨勫幓瑙﹀彂灝嗚繖涓狪ndexSearcher閲嶆柊寤轟竴嬈★紝鍚﹀垯灝變笉鑳芥悳绱㈠嚭鏈�鏂扮殑淇℃伅銆傚亣濡傛垜姣忔潵涓�涓?request錛屽氨鏂板緩涓�涓狪ndexSearcher瀹炰緥錛屽垯鍙互鎼滅儲鍑烘渶鏂扮殑淇℃伅錛屼絾鏄紝鏁堢巼闈炲父浣庛�備笉鐭ラ亾澶у鏈変粈涔堝ソ鐨勭瓥鐣ユ垨鎻掍歡錛屾彁鍑烘潵璁ㄨ璁ㄨ銆傦紙鎴戠幇鍦ㄧ殑絳栫暐鏄畾鏃剁殑reopen涓媔nsexSearcher錛?<br /><br />鍙互浣跨敤榪欐牱鐨勭瓥鐣ワ細<br />浣跨敤涓�涓嫭绔嬬殑綰跨▼鍘葷淮鎶よ繖涓狪ndexSearcher,褰撶儲寮曟湁鏇存柊鏃訛紝璁板綍涓嬬儲寮曞凡鏇存柊錛涘綋鏈塺equest鏃訛紝鍏堝幓媯�楠屼竴涓嬬儲寮曟槸鍚︽湁鏇存柊錛屾湁鍒檙eopen鍚庡啀鏌ワ紝鏃犲垯鐩存帴鏌ャ�?<br /><br />鏈�綆�鍗曠殑鏂規硶錛岀敤timer瀹氭椂鐢熸垚涓媔ndexSearcher錛屽叏鏂囧紩鎿庢湁鐣ュ井鐨勫歡鏃朵篃鏄彲浠ユ帴鍙楃殑銆?<br /><br />鐢?.3鐨勫寘,鏈変竴涓猺eopen()鐨勬柟娉?鍙細鍔犺澆鍙樺寲鐨勭儲寮曠墖孌點�?br />姣忔绱㈠紩鏇存柊涔嬪悗錛屽浜庡綋鍓嶆鍦ㄤ嬌鐢ㄧ殑IndexReader鏉ヨ涓嶆槸鍙鐨勶紝蹇呴』閲嶆柊open涓�嬈ndex錛屾墠鑳戒繚璇佽兘澶熸悳绱㈠埌鏂板姞鍏ョ殑 document錛?.3鐩稿綋浜庡仛浜嗕竴嬈″閲忕殑open銆?<br />姣忎竴嬈eopen鍓嶅彲浠ュ厛鍒ゆ柇涓�涓嬫槸涓嶆槸褰撳墠鐨勭儲寮曟枃浠?涓昏鐪嬫湁娌℃湁鏇存柊,<br />濡傛灉鏈夋洿鏂?鐢╮eopen()鏂規硶鎵撳紑,鐪嬪畠鏂囨。涓婅鏄庢槸鍙姞杞芥洿鏂頒簡鐨勭儲寮曟枃浠?榪欐牱灝變笉鐢ㄥ叏閮ㄩ噸鏂版墦寮�浜?鏃墮棿涓昏鑰楀湪榪欓噷,濡傛灉鍒ゆ柇緇撴灉鏄病鏈夋洿鏂板垯鐩存帴榪斿洖閭ｄ釜瀹炰緥灝辮浜?br />IndexReader.reopen涓�鐩存槸娌℃湁瀹炵幇鐨勶紵<br /><br />姣斿鍦ㄤ綘鍔犱簡绱㈠紩涔嬪悗鏂扮敓鎴愪竴涓猻earcher鎶婇偅涓崟渚嬬粰鏇挎崲浜?錛屼絾鏄紝褰撳嚑鍗佺殑騫跺彂澧為噺绱㈠紩榪囨潵鐨勬椂鍊欙紝灝變笉鑳借繖涔堣Е鍙戜簡錛屾垜鐜板湪鍙槸寮勪簡涓猼imer錛屽畾鏃?0縐掗挓鏉ユ崲涓狪ndexSearcher瀹炰緥銆?br /><br />the singleton of IndexSearcher will be more efficient.<br />see http://wiki.apache.org/lucene-java/ImproveSearchingSpeed<br /><br />鐢變簬鍓嶄竴绔犳墍榪扮殑Lucene鐨勪簨鍔℃�э紝浣垮緱Lucene鍙互澧為噺鐨勬坊鍔犱竴涓錛屾垜浠煡閬擄紝鍊掓帓绱㈠紩鏄湁涓�瀹氱殑鏍煎紡鐨勶紝鑰岃繖涓牸寮忎竴鏃﹀啓鍏ユ槸闈炲父闅句互鏀瑰彉鐨勶紝閭ｄ箞濡備綍鑳藉澧為噺寤虹儲寮曞憿錛烲ucene浣跨敤孌佃繖涓蹇佃В鍐充簡榪欎釜闂錛屽浜庢瘡涓凡緇忕敓鎴愮殑孌碉紝鍏跺�掓帓绱㈠紩緇撴瀯涓嶄細鍐嶆敼鍙橈紝鑰屽閲忔坊鍔犵殑鏂囨。娣誨姞鍒版柊鐨勬涓紝孌典箣闂村湪涓�瀹氱殑鏃跺埢榪涜鍚堝茍錛屼粠鑰屽艦鎴愭柊鐨勫�掓帓绱㈠紩緇撴瀯銆?br />鐒惰�屼篃姝ｅ洜涓篖ucene鐨勪簨鍔℃�э紝浣垮緱Lucene鐨勭儲寮曚笉澶熷疄鏃訛紝濡傛灉鎯矻ucene瀹炴椂錛屽垯蹇呴』鏂版坊鍔犵殑鏂囨。鍚嶪ndexWriter闇�瑕乧ommit錛屽湪鎼滅儲鐨勬椂鍊橧ndexReader闇�瑕侀噸鏂扮殑鎵撳紑錛岀劧鑰屽綋绱㈠紩鍦ㄧ‖鐩樹笂鐨勬椂鍊欙紝灝ゅ叾鏄儲寮曢潪甯稿ぇ鐨勬椂鍊欙紝IndexWriter鐨刢ommit鎿嶄綔鍜孖ndexReader鐨刼pen鎿嶄綔閮芥槸闈炲父鎱㈢殑錛屾牴鏈揪涓嶅埌瀹炴椂鎬х殑闇�瑕併�?br />濂藉湪Lucene鎻愪緵浜哛AMDirectory錛屼篃鍗沖唴瀛樹腑鐨勭儲寮曪紝鑳藉寰堝揩鐨刢ommit鍜宱pen錛岀劧鑰屽張瀛樺湪濡傛灉绱㈠紩寰堝ぇ錛屽唴瀛樹腑涓嶈兘澶熸斁涓嬬殑闂銆?br /><br />鎵�浠ヨ鏋勫緩瀹炴椂鐨勭儲寮曪紝灝遍渶瑕佸唴瀛樹腑鐨勭儲寮昍AMDirectory鍜岀‖鐩樹笂鐨勭儲寮?FSDirectory鐩鎬簰閰嶅悎鏉ヨВ鍐抽棶棰樸�?br /><br />Zoie 鏄痩inkedin鏀寔鐨勫熀浜嶭ucene寮�婧愬疄鏃舵悳绱㈠紩鎿庨」鐩?br /><br />聽 Solr聽 ( http://lucene.apache.org/solr/聽 )<br />璇存槑錛氬熀浜?Lucene 鐨勪紒涓氱駭鎼滅儲鐨勫紑綆卞嵆鐢ㄧ殑瑙ｅ喅鏂規<br />浼樼偣錛氭瘮杈冩垚鐔熺殑瑙ｅ喅鏂規錛屼篃鏈夊緢澶氱殑鎴愬姛妗堜緥銆侺ucene 瀛愰」鐩紝瀹炵幇浜嗗ぇ閮ㄥ垎甯歌鐨勬悳绱㈠姛鑳介渶姹傦紝鍖呮嫭 facet 鎼滅儲錛堟悳绱㈢粨鏋滃垎綾昏繃婊わ級絳夈�?br />緙虹偣錛氬彲瀹氬埗鎬ф瘮 Lucene 瑕佸樊錛屼竴浜涗笉甯歌鐨勯渶姹傦紝瀹氬埗鐨勯毦搴︽瘮鐩存帴鍦?Lucene 涓婂仛瑕佸ぇ鐨勫銆傛�ц兘涓婏紝鐢變簬 Solr 鐨勫緩绱㈠紩鍜屾悳绱㈡槸鍚屼竴涓繘紼嬶紝鑰﹀悎搴︽瘮杈冮珮錛屽浜庢�ц兘璋冧紭鏈変竴瀹氱殑褰卞搷銆?br /><br />聽 鐩存帴浣跨敤 Lucene聽 ( http://lucene.apache.org聽 )<br />璇存槑錛歀ucene 鏄竴涓?JAVA 鎼滅儲綾誨簱錛屽畠鏈韓騫朵笉鏄竴涓畬鏁寸殑瑙ｅ喅鏂規錛岄渶瑕侀澶栫殑寮�鍙戝伐浣?br />浼樼偣錛氭垚鐔熺殑瑙ｅ喅鏂規錛屾湁寰堝鐨勬垚鍔熸渚嬨�俛pache欏剁駭欏圭洰錛屾鍦ㄦ寔緇揩閫熺殑榪涙銆傚簽澶ц�屾椿璺冪殑寮�鍙戠ぞ鍖猴紝澶ч噺鐨勫紑鍙戜漢鍛樸�傚畠鍙槸涓�涓被搴擄紝鏈夎凍澶熺殑瀹氬埗鍜屼紭鍖栫┖闂達細緇忚繃綆�鍗曞畾鍒訛紝灝卞彲浠ユ弧瓚崇粷澶ч儴鍒嗗父瑙佺殑闇�姹傦紱緇忚繃浼樺寲錛屽彲浠ユ敮鎸?0浜? 閲忕駭鐨勬悳绱€�?br />緙虹偣錛氶渶瑕侀澶栫殑寮�鍙戝伐浣溿�傛墍鏈夌殑鎵╁睍錛屽垎甯冨紡錛屽彲闈犳�х瓑閮介渶瑕佽嚜宸卞疄鐜幫紱闈炲疄鏃訛紝浠庡緩绱㈠紩鍒板彲浠ユ悳绱腑闂存湁涓�涓椂闂村歡榪燂紝鑰屽綋鍓嶇殑鈥滆繎瀹炴椂鈥?(Lucene Near Real Time search)鎼滅儲鏂規鐨勫彲鎵╁睍鎬ф湁寰呰繘涓�姝ュ畬鍠?br /><br />2.9鏂扮増鏈紩鍏ヤ簡IndexWriter.getReader()鏂規硶錛屽畠鍙敤浜庢悳绱㈢洰鍓嶅畬鏁寸殑绱㈠紩錛屽寘鎷綋鍓岻ndexWriter浼氳瘽涓繕娌℃湁鎻愪氦鐨勬敼鍙橈紝榪欏甫鏉ヤ簡鎺ヨ繎浜庡疄鏃舵悳绱㈢殑鑳藉姏銆傛澶栵紝浣犺繕鍙互璋冪敤IndexWriter.setMergedSegmentWarmer()鏂規硶榪涜鈥滈鐑�濓紝榪欐牱閭ｄ簺鐗囨柇渚垮彲浠ョ珛鍗蟲姇鍏ヤ嬌鐢ㄤ簡銆?br /><br />2.9鐗堟湰涔嬪墠鐨勭増鏈紝閮芥槸鍩轟簬鏂囨湰鎼滅儲鐨勶紝鍥犱負瀵逛簬寰堝鏁板瓧鐨勫鐞嗘柟寮忓氨寰堝ご鐤鹼紝渚嬪鍦ㄦ垜浠」鐩腑閬囧埌鐨勫緢澶氶棶棰橀兘鏄敱浜庢妸鏁板瓧褰撲綔浜嗘枃鏈鐞嗗嚭鐜扮殑 BUG錛?銆佹悳绱環鏍肩殑5錛屾妸鍖呭惈.5鐨勪篃鎼滅儲鍑烘潵浜嗭紱2銆佹帓搴忥紙闄嶅簭錛夋椂錛屾妸800鎺掑埌5000鍓嶉潰錛涒�︹�﹁繖浜涢兘鏄敱浜嶭ucene鎶婃墍鏈夌殑閮戒綔涓烘枃鏈鐞嗙殑鏂瑰紡閫犳垚鐨勯棶棰樸�侺ucene 2.9浠ュ悗宸茬粡鑷甫瀵規暟瀛楃殑澶勭悊鏂瑰紡銆侳ield鍜孮uery綾諱細閲囧彇鍚堥�傜殑綺懼害榪涜绱㈠紩鍜屾悳绱紝榪欐牱澶уぇ闄嶄綆浜嗛渶瑕佹悳绱㈢殑鍏抽敭瀛楁暟閲忥紝浣挎煡璇㈢殑鍝嶅簲鑳藉姏寰椾互鏄捐憲鎻愰珮銆?br /><br />鎴戜滑web搴旂敤鏄ソ鍑犲彴鏈哄櫒錛岃�岀儲寮曚篃鏈夊ソ鍑犵錛屽鏋滅敤lucene鐨勮瘽錛屽畾鏃舵洿鏂頒笉鑳戒繚璇佹墍鏈夋湇鍔″櫒鍚屾銆傚鏋滅敤mount鏂瑰紡錛宭ucen涔熸湁闂錛?
鎵�浠ユ兂鐢╯olr緇熶竴綆＄悊鎵�鏈夌儲寮曘�傜劧鍚庤鍏跺畠鏈嶅姟鍣ㄤ粠涓�涓粺涓�鐨勫湴鏂規煡璇㈢儲寮曘�?br />http://lucene-group.group.javaeye.com/group/topic/23507<br /><br /><br />浜跨駭鏁版嵁鐨勯珮騫跺彂閫氱敤鎼滅儲寮曟搸鏋舵瀯璁捐 http://blog.s135.com/post/385/<br />http://lucene-group.group.javaeye.com/group/topic/2786<br />http://blog.fulin.org/2010/11/search_solutions_compare.html<br />http://www.javaeye.com/topic/117212<br />Twitter鏂版悳绱㈡灦鏋勫皢閲囩敤寮�婧怢ucene http://cloud.csdn.net/a/20101008/280220.html?1286504886<br />鐢?Lucene鏋勫緩瀹炴椂鐨勭儲寮?http://www.cnblogs.com/forfuture1978/archive/2010/06/08/1753642.html<br />鍩轟簬lucene瀹炵幇鑷繁鐨勬帹鑽愬紩鎿?http://blog.fulin.org/2010/10/recommendation_system_based_lucene.html<br />Lucene3.0(2.9)鐨勪富瑕佸彉鍖?http://www.ourys.com/post/lucene3-0_about.html<br /><a >Katta</a> is a scalable, failure tolerant, distributed, data storage for real time access.<br /><img src ="http://m.tkk7.com/leekiang/aggbug/338715.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2010-11-22 17:18 <a href="http://m.tkk7.com/leekiang/archive/2010/11/22/338715.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene闆嗙兢</title><link>http://m.tkk7.com/leekiang/archive/2010/11/19/338497.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Fri, 19 Nov 2010 09:37:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2010/11/19/338497.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/338497.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2010/11/19/338497.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/338497.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/338497.html</trackback:ping><description><![CDATA[Lucene鏄綔涓哄祵鍏ュ紡鐨勫伐鍏峰寘鐨勫艦寮忓嚭鐜扮殑錛屽湪鏍稿績浠ｇ爜涓婃病鏈夋彁渚涘緹ら泦鐨勬敮鎸併�傚疄鐜板Lucene鐨勭兢闆嗘湁涓夌鏂瑰紡錛?銆佺戶鎵垮疄鐜頒竴涓狣irectory錛?銆佷嬌鐢⊿olr 3銆佷嬌鐢?Nutch+Hadoop錛涗嬌鐢⊿olr浣犱笉寰椾笉鐢ㄤ粬鐨処ndex Server 錛岃�屼嬌鐢∟utch浣犲張涓嶅緱涓嶉泦鎴愭姄鍙栫殑妯″潡錛?<br />涓嶉�夋嫨浣跨敤lucene鐨?澶у師鍥?http://forchenyun.javaeye.com/blog/473779 <br /><br />Lucene闆嗙兢聽 lucene in a cluster<br />http://blog.csdn.net/jsea/archive/2006/06/16/803043.aspx<br />http://hi.baidu.com/lucenehc/blog/item/4d83c387881ea22fc65cc3a1.html<br /><br />Compass鐨凩ucene Jdbc Directory implementation<br />Compass simplifies the creation of distributed Lucene index by allowing to store the Lucene index in a database, as well as storing the index simply with Data Grid products such as GigaSpaces, Coherence聽 and Terracotta<br />榪欓儴鍒嗕唬鐮佸畬鍏ㄧ嫭绔嬩簬Compass 鐨勫叾浠栨ā鍧楋紝鍙互浣跨敤鍦ㄧ函Lucene瀹炵幇鐨勭幆澧冧腑<br />http://robbank.blogbus.com/logs/3509279.html<br />http://robbank.blogbus.com/logs/4698460.html<br /><br />solr鏈韓鏀寔鍒嗗竷寮忕儲寮曪紝鏄埄鐢╮sync鏉ュ仛鐨?br />http://paradise-qingfeng.javaeye.com/blog/123673<br /><br />Nut鏄竴涓狶ucene+Hadoop鍒嗗竷寮忔悳绱㈡鏋?br />http://code.google.com/p/nutla/<br />http://m.tkk7.com/nianzai/<br /><br /><br />Nutch 0.9鐗堜腑錛屽垎甯冨紡鎼滅儲鐨勬牳蹇冮儴鍒嗗彧鐢ㄤ簡涓嶅埌1000琛屼唬鐮佸氨鎼炲畾浜嗐�?br />clustering鏄妸鏌ヨ璇鋒眰鍒嗗彂鍒板鍙拌綆楁満涓婏紝涓昏鏄В鍐沖茍鍙戦噺鐨勯棶棰樸�?br />Distributed鎸囩殑鏄鍙拌綆楁満騫惰澶勭悊涓�涓煡璇㈣姹傦紝浣垮崟涓姹傜殑媯�绱㈡椂闂撮檷浣?br />http://lucene-group.group.javaeye.com/group/topic/8983<br /><br /><br />璋堣皥Hadoop鍜屽垎甯冨紡 Lucene http://www.chinacloud.cn/show.aspx?id=50&amp;cid=12<br /><br /><br />1錛孌oug Cutting 錛圠ucene錛峃utch錛岺adoop 鍒涘浜虹畝浠嬶級http://zhutuncun0.javaeye.com/blog/746019<br />2錛宭uke,lucene绱㈠紩鏌ョ湅宸ュ叿 http://code.google.com/p/luke/<br />3錛孉lfresco聽 鐪嬬湅榪欑CMS鍦ㄩ泦緹ょ幆澧冧笅濡備綍浣跨敤lucene <br />聽聽 http://wiki.alfresco.com/wiki/Cluster_Configuration_V2.1.3_and_Later#Lucene_index_synchronization<br /><br /><img src ="http://m.tkk7.com/leekiang/aggbug/338497.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2010-11-19 17:37 <a href="http://m.tkk7.com/leekiang/archive/2010/11/19/338497.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene綰跨▼鐩稿叧</title><link>http://m.tkk7.com/leekiang/archive/2009/01/22/252351.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Thu, 22 Jan 2009 07:29:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2009/01/22/252351.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/252351.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2009/01/22/252351.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/252351.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/252351.html</trackback:ping><description><![CDATA[1錛孡ucene 涓殑鍚屾涓庣嚎紼嬪畨鍏?br />http://arbow.spaces.live.com/blog/cns!A25DE6AC7A5B029E!142.entry<br /><br /><br /><br /><br /><br />闄勫甫:<br /><a >MultiSearcher鍦ㄥ涓儲寮曚笂鎼滅儲</a><br /><img src ="http://m.tkk7.com/leekiang/aggbug/252351.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2009-01-22 15:29 <a href="http://m.tkk7.com/leekiang/archive/2009/01/22/252351.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene絎旇涔嬩簩</title><link>http://m.tkk7.com/leekiang/archive/2008/12/23/247982.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Tue, 23 Dec 2008 15:22:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/12/23/247982.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/247982.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/12/23/247982.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/247982.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/247982.html</trackback:ping><description><![CDATA[		1,鑼冨洿鏌ヨ錛屼緥濡?br /><span style="color: rgb(0, 0, 0);">Term聽begin</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽Term(</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">publishdate</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">,</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">1999-01-01</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">);<br />Term聽end</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽Term聽(</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">publishdate</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">,</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">1999-10-15</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">);<br />RangeQuery聽q</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽RangeQuery(begin,end,</span><span style="color: rgb(0, 0, 255);">true</span><span style="color: rgb(0, 0, 0);">);</span><br /><br /><br /><br /><br /><br />1)錛?br /><a >Lucene-2.2.0 婧愪唬鐮侀槄璇誨涔?/a><br />2)<br /><a >Lucene 涓嚜瀹氫箟鎺掑簭鐨勫疄鐜?/a><br />3錛?br /><a >lucene瀛︿範絎旇</a><br />4錛?br />http://www.lucene.com.cn/sj.htm<br />5錛塋RU<br />LRU(鏈�榪戞渶灝戜嬌鐢ㄧ畻娉? and MRU(鏈�榪戞渶甯鎬嬌鐢ㄧ畻娉?聽 鎵�璋撶殑LRU(Least recently used)綆楁硶鐨勫熀鏈蹇墊槸:褰撳唴瀛樼殑鍓╀綑鐨勫彲鐢ㄧ┖闂翠笉澶熸椂,緙撳啿鍖哄敖鍙兘鐨勫厛淇濈暀浣跨敤鑰呮渶甯鎬嬌鐢ㄧ殑鏁版嵁,鎹㈠彞璇濊灝辨槸浼樺厛娓呴櫎鈥濊緝涓嶅父浣跨敤鐨勬暟鎹�?騫墮噴鏀懼叾絀洪棿.涔嬫墍浠モ�濊緝涓嶅父浣跨敤鐨勬暟鎹�濊鐢ㄥ紩鍙鋒槸鍥犱負榪欓噷鍒ゆ柇鎵�璋撶殑杈冧笉甯鎬嬌鐢ㄧ殑鏍囧噯鏄漢涓虹殑銆佷笉涓ユ牸鐨?鎵�璋撶殑MRU(Most recently used)綆楁硶鐨勬剰涔夋濂藉拰LRU綆楁硶鐩稿弽.<br />oracle緙撳瓨鐢ㄥ埌浜哃RU<br />http://bluepopopo.javaeye.com/blog/180236<br />6錛?a >Apache lucene鐭ヨ瘑姹囬泦</a><br />7錛?a >Lucene 2.3.1 闃呰瀛︿範錛?1錛?/a><br />8錛?a >Lucene鐨剆core()瀹炵幇</a><br />9錛?a >Lucene 鐨勬帓搴忎慨鏀?/a><br />10錛?澶у師鍥犺浣犱笉閫夋嫨浣跨敤Lucene<br />11錛岃В鍐砽ucene鑼冨洿鎼滅儲涓殑TooManyClauses exception<br /><br /><img src ="http://m.tkk7.com/leekiang/aggbug/247982.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-12-23 23:22 <a href="http://m.tkk7.com/leekiang/archive/2008/12/23/247982.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>background merge hit exception閿欒</title><link>http://m.tkk7.com/leekiang/archive/2008/09/12/228639.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Fri, 12 Sep 2008 10:37:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/09/12/228639.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/228639.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/09/12/228639.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/228639.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/228639.html</trackback:ping><description><![CDATA[Exception in thread "Thread-12" org.apache.lucene.index.MergePolicy$MergeException: java.io.FileNotFoundException: /doc/lucene/_5zk.fnm (娌℃湁璇ユ枃浠舵垨鐩綍 (errno:2))<br />聽聽 聽at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:271)<br />Caused by: java.io.FileNotFoundException: /doc/lucene/_5zk.fnm (娌℃湁璇ユ枃浠舵垨鐩綍 (errno:2))<br />聽聽 聽at java.io.RandomAccessFile.open(Native Method)<br />聽聽 聽at java.io.RandomAccessFile.&lt;init&gt;(RandomAccessFile.java:212)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput$Descriptor.&lt;init&gt;(FSDirectory.java:506)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:536)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:531)<br />聽聽 聽at org.apache.lucene.store.FSDirectory.openInput(FSDirectory.java:440)<br />聽聽 聽at org.apache.lucene.index.FieldInfos.&lt;init&gt;(FieldInfos.java:57)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.initialize(SegmentReader.java:298)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:262)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:221)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:3093)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:2834)<br />聽聽 聽at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:240)<br />java.io.IOException: background merge hit exception: _5zk:C2223 _5zl:c1 _5zm:c1 _5zn:c1 into _5zo [optimize]<br />聽聽 聽at org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:1749)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:1689)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:1669)<br />聽聽 聽at com.lucene.index.ArticleIndex.addIndex(ArticleIndex.java:93)<br />聽聽 聽<br />聽聽 聽------------------------------------------------------------------------<br />聽聽 聽Caused by: java.io.FileNotFoundException: /doc/lucene/_5zk.fnm (娌℃湁璇ユ枃浠舵垨鐩綍 (errno:2))<br />聽聽 聽at java.io.RandomAccessFile.open(Native Method)<br />聽聽 聽at java.io.RandomAccessFile.&lt;init&gt;(RandomAccessFile.java:212)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput$Descriptor.&lt;init&gt;(FSDirectory.java:506)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:536)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:531)<br />聽聽 聽at org.apache.lucene.store.FSDirectory.openInput(FSDirectory.java:440)<br />聽聽 聽at org.apache.lucene.index.FieldInfos.&lt;init&gt;(FieldInfos.java:57)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.initialize(SegmentReader.java:298)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:262)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:221)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:3093)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:2834)<br />聽聽 聽at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:240)<br />org.apache.lucene.index.MergePolicy$MergeException: java.io.FileNotFoundException: /doc/lucene/_5zk.fnm (娌℃湁璇ユ枃浠舵垨鐩綍 (errno:2))<br />聽聽 聽at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:271)<br />Caused by: java.io.FileNotFoundException: /doc/lucene/_5zk.fnm (娌℃湁璇ユ枃浠舵垨鐩綍 (errno:2))<br />聽聽 聽at java.io.RandomAccessFile.open(Native Method)<br />聽聽 聽at java.io.RandomAccessFile.&lt;init&gt;(RandomAccessFile.java:212)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput$Descriptor.&lt;init&gt;(FSDirectory.java:506)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:536)<br />聽聽 聽at org.apache.lucene.store.FSDirectory$FSIndexInput.&lt;init&gt;(FSDirectory.java:531)<br />聽聽 聽at org.apache.lucene.store.FSDirectory.openInput(FSDirectory.java:440)<br />聽聽 聽at org.apache.lucene.index.FieldInfos.&lt;init&gt;(FieldInfos.java:57)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.initialize(SegmentReader.java:298)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:262)<br />聽聽 聽at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:221)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:3093)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:2834)<br />聽聽 聽at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:240)<br />org.apache.lucene.store.LockObtainFailedException: Lock obtain timed out: SimpleFSLock@/doc/lucene/write.lock<br />聽聽 聽at org.apache.lucene.store.Lock.obtain(Lock.java:85)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.init(IndexWriter.java:691)<br />聽聽 聽at org.apache.lucene.index.IndexWriter.&lt;init&gt;(IndexWriter.java:502)<br />聽聽 聽at com.lucene.index.AttachIndex.addIndex(AttachIndex.java:80)<br />聽聽 聽at com.myapp.Article.uploadAttach(Article.java:793)<br />聽聽 聽at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br />聽聽 聽at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<br />聽聽 聽at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<br />聽聽 聽at java.lang.reflect.Method.invoke(Method.java:585)<img src ="http://m.tkk7.com/leekiang/aggbug/228639.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-09-12 18:37 <a href="http://m.tkk7.com/leekiang/archive/2008/09/12/228639.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene絎旇</title><link>http://m.tkk7.com/leekiang/archive/2008/03/27/189041.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Thu, 27 Mar 2008 08:15:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/03/27/189041.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/189041.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/03/27/189041.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/189041.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/189041.html</trackback:ping><description><![CDATA[1,Field.Store涓嶧ield.Index<br />聽 Field.Store.COMPRESS:鐢ㄥ帇緙╃殑鏍煎紡瀛樺偍鏈�鍒濈殑Field鍊?br />聽 Field.Store.NO:涓嶅瓨鍌ㄨField鐨勫師濮嬪�?br />聽 Field.Store.YES:瀛樺偍璇ield鐨勫師濮嬪�?br /><br />聽 Field.Index.NO:涓嶇儲寮旻ield鐨勫�?br />聽 Field.Index.NO_NORMS:<br />聽 Field.Index.TOKENIZED:浣滃垎璇嶅鐞?br />聽 Field.Index.UN_TOKENIZED:涓嶅垎璇嶏紝鐩存帴浣滀負瀹屾暣鐨勪俊鎭媯�绱紝鍙互鏀寔鍏ㄥ尮閰嶅拰鐩鎬技鍖歸厤錛岃窡鏁版嵁搴撲腑鐨刲ike寰堢被浼箋�?br /><br />2,瀹炵幇Filter鎺ュ彛<br /><div style="border: 1px solid rgb(204, 204, 204); padding: 4px 5px 4px 4px; font-size: 13px; width: 98%; background-color: rgb(238, 238, 238);"><!--<br><br>Code highlighting produced by Actipro CodeHighlighter (freeware)<br>http://www.CodeHighlighter.com/<br><br>--><span style="color: rgb(0, 0, 0);">聽聽聽聽</span><span style="color: rgb(0, 0, 255);">public</span><span style="color: rgb(0, 0, 0);">聽BitSet聽bits(IndexReader聽reader)聽</span><span style="color: rgb(0, 0, 255);">throws</span><span style="color: rgb(0, 0, 0);">聽IOException聽{<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">final</span><span style="color: rgb(0, 0, 0);">聽BitSet聽bits聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽BitSet(reader.maxDoc());</span><span style="color: rgb(0, 128, 0);">//</span><span style="color: rgb(0, 128, 0);">聽榛樿鎵�鏈夐兘涓篺alse<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 128, 0);">//</span><span style="color: rgb(0, 128, 0);">聽璁劇疆鎵�鏈夌殑閮戒笉鑳芥绱㈠埌<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 128, 0);">//</span><span style="color: rgb(0, 128, 0);">聽bits.set(0,聽bits.size()聽-聽1,聽false);</span><span style="color: rgb(0, 128, 0);"><br /></span><span style="color: rgb(0, 0, 0);">聽聽聽聽聽聽聽聽bits.set(</span><span style="color: rgb(0, 0, 0);">3</span><span style="color: rgb(0, 0, 0);">,聽</span><span style="color: rgb(0, 0, 255);">true</span><span style="color: rgb(0, 0, 0);">);<br />聽聽聽聽聽聽聽聽bits.set(</span><span style="color: rgb(0, 0, 0);">4</span><span style="color: rgb(0, 0, 0);">);</span><span style="color: rgb(0, 128, 0);">//</span><span style="color: rgb(0, 128, 0);">璁劇疆涓簍rue</span><span style="color: rgb(0, 128, 0);"><br /></span><span style="color: rgb(0, 0, 0);">聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">[]聽docs聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">[</span><span style="color: rgb(0, 0, 0);">1000</span><span style="color: rgb(0, 0, 0);">];<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">[]聽freqs聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">[</span><span style="color: rgb(0, 0, 0);">1000</span><span style="color: rgb(0, 0, 0);">];<br />聽聽聽聽聽聽聽聽TermDocs聽termDocs聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽reader.termDocs(</span><span style="color: rgb(0, 0, 255);">new</span><span style="color: rgb(0, 0, 0);">聽Term(</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">title</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">,聽</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">嫻嬭瘯</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">));<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽count聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽termDocs.read(docs,聽freqs);</span><span style="color: rgb(0, 128, 0);">//<br /></span><span style="color: rgb(0, 0, 0);">聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">for</span><span style="color: rgb(0, 0, 0);">聽(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽i聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">;聽i聽</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">聽docs.length;聽i</span><span style="color: rgb(0, 0, 0);">++</span><span style="color: rgb(0, 0, 0);">)聽{<br />聽聽聽聽聽聽聽聽聽聽聽聽System.out.println(docs[i]</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">--</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">freqs[i]);<br />聽聽聽聽聽聽聽聽聽聽聽聽bits.set(docs[i]);<br />聽聽聽聽聽聽聽聽}<br />聽聽聽聽聽聽聽聽</span><span style="color: rgb(0, 0, 255);">return</span><span style="color: rgb(0, 0, 0);">聽bits;<br />聽聽聽聽}</span></div><br />3,Term t = new Term("content", "鐢靛姏");<br />聽 Query query = new TermQuery(t);<br />聽 浠ヤ笂鎼滀笉鍒扮粨鏋?鍘熷洜鏄?鐢靛姏"涓嶆槸涓�涓猅erm,鐢?鐢?鎴?鍔?鍒欏彲浠ャ�?br /><br />4,<span style="color: rgb(0, 0, 0);">reader.terms()榪斿洖绱㈠紩涓殑鎵�鏈塼erm,娌℃湁閲嶅銆傝�孴ermDocs瀛樻斁term鍏寵仈鐨凞oc</span><div style="border: 1px solid rgb(204, 204, 204); padding: 4px 5px 4px 4px; font-size: 13px; width: 98%; background-color: rgb(238, 238, 238);"><!--<br><br>Code highlighting produced by Actipro CodeHighlighter (freeware)<br>http://www.CodeHighlighter.com/<br><br>--><span style="color: rgb(0, 0, 0);">TermEnum聽enumerator聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽reader.terms();<br /></span><span style="color: rgb(0, 0, 255);">while</span><span style="color: rgb(0, 0, 0);">聽(enumerator.next())聽{<br />Term聽term聽</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽enumerator.term();<br />System.out.println(term.field()聽</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">聽</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">聽term.text());<br />}</span></div><br />5,lucene涓嶆敮鎸佷腑鏂囩殑*聽 ?鍖歸厤 聽 <br />聽 鍥犱負鑻辨枃鏄熀浜庤瘝鐨? 涓枃鏄熀浜庡瓧鐨?聽 <br />聽 鑻辨枃mo?ey鍙互鍖歸厤鍒癿oney ,鍥犱負money鏄竴涓猼erm,聽 涓枃鎬庝箞鍔烇紵闄ら潪涓枃鏈変釜濂界殑鍒嗚瘝鏂規<br />6錛屼袱嬈¤繃婊ゅ悗錛宷uery瀵硅薄鐨則ostring:<br />filtered(filtered(title:oracle content:oracle)-&gt;com.lucene.search.PrivilegeFilter@133d0fc)-&gt;com.lucene.search.CategoryFilter@dd5415<br />7,Hyper Estraier鏄竴涓敤C璇█寮�鍙戠殑鍏ㄦ枃媯�绱㈠紩鎿?<br />鍏鋒湁楂橀�熷害,楂樼ǔ瀹氭�?楂樺彲鎵╁睍鎬?鎻愪緵java,ruby鐨勮皟鐢ㄦ柟娉?br />&lt;榪呴�熸惌寤哄叏鏂囨悳绱㈠鉤鍙扳�斺�斿紑婧愭悳绱㈠紩鎿庡疄鎴樻暀紼?gt;<br /><a >http://www.162cm.com/archives/date/2007/07/18</a><br /><br />8錛孒its hits = searcher.search (filteredquery, new Sort("fieldname"));//鍙牴鎹浜屼釜鍙傛暟榪涜鎺掑簭<br />int n=hits.id(2)聽 //鍙傛暟鏄湪hits涓殑涓嬫爣,榪斿洖鐨勭粨鏋滄槸鍦ㄨ繃婊ゅ拰鎺掑簭涔嬪墠鍦╠irectory涓殑鍘熷涓嬫爣<br /><br />9錛?br />new涓�涓狟itSet(950)騫朵笉絳変簬寤虹珛涓�涓?50澶у皬鐨刡s<br />鍙槸璇存瀯寤哄嚭鏉ョ殑bs鍒濆澶у皬鑷沖皯鑳藉綰?50涓猙it,澶у皬姘歌繙鏄郴緇熸帶鍒剁殑銆傝�屼笖浠栫殑澶у皬鏄?4鐨勫�嶆暟錛屽氨綆桞itSet(1),浠栫殑澶у皬涔熸槸64銆?br />bitset.set(1, 4) 璁劇疆鐨勬槸1,2,3,娌℃湁4<br /><br />10錛屽Field鍐嶈繘琛屽垏璇嶅氨鏄疶erm?Term鍜孴oken鐨勫尯鍒?br /><br />11錛孊ooleanQuery鐨勪緥瀛?<br />聽聽聽聽聽 BooleanQuery bq = new BooleanQuery();<br />聽聽聽 聽 Query q1 = new TermQuery (new Term ("field", "one"));<br />聽聽聽 聽 Query q2 = new TermQuery (new Term ("sorter", "b"));<br />聽聽聽 聽 bq.add(q1, Occur.MUST);<br />聽聽聽 聽 bq.add(q2, Occur.MUST);<br />聽聽聽 聽 Hits hits = searcher.search(bq);<br />聽聽聽 聽 <br />聽12錛屽彲鐢≧AMDirectory浣滄祴璇曪紝瑙乴ucene鑷甫鐨勬祴璇?br />聽聽聽 RAMDirectory directory = new RAMDirectory();<br />聽聽聽 IndexWriter writer = new IndexWriter (directory, new WhitespaceAnalyzer(), true)<br />聽聽聽 <br />13錛岃繘琛岃繃婊ゆ椂濡傛灉鏈夊涓猣ilter錛屽垯鏌愪釜doc鏄惁鑳芥煡鍒板彇鍐充簬榪欏涓猣ilter鍚勮嚜榪斿洖鐨刡itset鐨勭患鍚堢粨鏋滐細瑕佹煡寰楁煇涓�浣嶇疆鐨刣oc錛屾墍鏈夌殑filter鐨勮浣嶅繀欏誨叏閮ㄤ負true銆傛墍浠ユ煡璇㈢粨鏋滀笌filter鐨勫厛鍚庨『搴忔棤鍏熾�?br /><br />14錛?-鎸塽ser涓簍om榪涜榪囨護<br />聽聽聽 Filter f1 = new Filter() {<br />聽聽聽 聽聽聽 聽聽聽 public BitSet bits(IndexReader reader) throws IOException {<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 BitSet bitset = new BitSet(reader.maxDoc());<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 TermDocs termDocs = reader.termDocs();// 瀹為檯鏄疭egmentTermDocs<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 Term term = new Term("user", "tom");<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 termDocs.seek(term);//鐩稿綋浜庢寔鏈変簡鎵�鏈夊惈鏈塽ser涓簍om鐨刣oc鐨勯泦鍚堬紝浣唂req()鍜宒oc()榪橀渶瑕佸幓鏂囦歡涓鍙?<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 while (termDocs.next()) {<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 聽聽聽 System.out.println("freq:"+termDocs.freq());<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 聽聽聽 bitset.set(termDocs.doc());<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 }<br />聽聽聽 聽聽聽 聽聽聽 聽聽聽 return bitset;<br />聽聽聽 聽聽聽 聽聽聽 }<br />聽聽聽 聽聽聽 };<br /><br />15錛孴rie錛屽張縐板崟璇嶆煡鎵炬爲錛屾槸涓�縐嶇壒孌婄殑鏍戝艦緇撴瀯錛岀敤浜庝繚瀛樺ぇ閲忕殑瀛楃涓層�傚畠鐨勪紭鐐規槸錛氬埄鐢ㄥ瓧絎︿覆鐨勫叕鍏卞墠緙�鏉ヨ妭綰﹀瓨鍌ㄧ┖闂淬�?br />http://www.javaeye.com/topic/299826<br /><br />16,<br />doc鐩稿綋浜庤〃涓殑璁板綍<br />field鐩稿綋浜庡瓧孌?br />涓嶅悓鐨刣oc鍙兘鏈夌浉鍚岀殑field錛屼篃鍙兘鏈変笉涓�鏍風殑<br />鎴戞劅瑙夋瘮杈冮�傚悎鐢╦son鏍煎紡瀛樺偍<br />field+鍒嗚瘝鐨勫叧閿瓧=term,鏄敮涓�鐨?br />term鍑虹幇鍦ㄥ摢浜沝oc涓紝绱㈠紩鏂囦歡閲屾湁璁拌澆錛?br />鐢↙uke(http://code.google.com/p/luke)鍙互鏌ョ湅绱㈠紩鏂囦歡璇︾粏淇℃伅<br />聽 <br /><img src ="http://m.tkk7.com/leekiang/aggbug/189041.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-03-27 16:15 <a href="http://m.tkk7.com/leekiang/archive/2008/03/27/189041.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene鏌ヨ</title><link>http://m.tkk7.com/leekiang/archive/2008/03/21/187689.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Fri, 21 Mar 2008 05:56:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/03/21/187689.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/187689.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/03/21/187689.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/187689.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/187689.html</trackback:ping><description><![CDATA[http://www.cnblogs.com/bysshijiajia/archive/2008/01/24/1051317.html<br />http://hi.baidu.com/myj2ee/blog/item/2a6b2f1b110c3c1d8618bfb8.html<br /><img src ="http://m.tkk7.com/leekiang/aggbug/187689.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-03-21 13:56 <a href="http://m.tkk7.com/leekiang/archive/2008/03/21/187689.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene闂璁板綍</title><link>http://m.tkk7.com/leekiang/archive/2008/02/21/181076.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Thu, 21 Feb 2008 07:20:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/02/21/181076.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/181076.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/02/21/181076.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/181076.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/181076.html</trackback:ping><description><![CDATA[1,鍒犵儲寮曟椂濡傛灉瑙ｉ攣錛屼細涓嶄細鏈夐棶棰?<br />聽聽聽 IndexReader reader = IndexReader.open(directory);<br />聽聽 聽聽聽聽 聽聽聽 if (IndexReader.isLocked(directory)) {<br />聽聽 聽聽聽聽 聽聽聽 聽聽聽 IndexReader.unlock(directory);<br />聽聽 聽聽聽聽 聽聽聽 }<br />聽聽 聽聽聽聽 聽聽聽 reader.deleteDocuments(term);<br />聽聽 聽聽聽聽 聽聽聽 reader.close();<br />2,鍒板簳鏄痳eader.deleteDocuments(term)榪樻槸writer.deleteDocuments(term)<br /><br />3,writer.setUseCompoundFile(true)<br />鍒涘緩绱㈠紩搴撴椂錛屼細鍚堝茍澶氫釜 Segments 鏂囦歡鍒頒竴涓?.cfs 涓�傛鏂瑰紡鏈夊姪浜庡噺灝戠儲寮曟枃浠舵暟閲忥紝鍑忓皯鍚屾椂鎵撳紑鐨勬枃浠舵暟閲忋�?br />
鍙互浣跨敤 CompoundFileReader 鏌ョ湅 .cfs 鏂囦歡鍐呭銆?
<div   id="jxbtrbd"   class="code">CompoundFileReader reader = new CompoundFileReader(FSDirectory.GetDirectory("y:\\index", false), "_1oa.cfs");<br />
foreach (string filename in reader.List())<br />
{<br />
 Console.WriteLine(filename);<br />
}</div><br /><img src ="http://m.tkk7.com/leekiang/aggbug/181076.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-02-21 15:20 <a href="http://m.tkk7.com/leekiang/archive/2008/02/21/181076.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>lucene鐩稿叧鏂囨。</title><link>http://m.tkk7.com/leekiang/archive/2008/02/20/180866.html</link><dc:creator>leekiang</dc:creator><author>leekiang</author><pubDate>Wed, 20 Feb 2008 07:16:00 GMT</pubDate><guid>http://m.tkk7.com/leekiang/archive/2008/02/20/180866.html</guid><wfw:comment>http://m.tkk7.com/leekiang/comments/180866.html</wfw:comment><comments>http://m.tkk7.com/leekiang/archive/2008/02/20/180866.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/leekiang/comments/commentRss/180866.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/leekiang/services/trackbacks/180866.html</trackback:ping><description><![CDATA[1錛?a >鏌愪漢璁捐鐨勪腑鏂囧垎璇嶇畻娉?/a><br />2錛?a >Lucene涓枃鍒嗚瘝緇勪歡 JE-Analysis 1.5.1</a><br />3錛?a >杞竴綃噇ucene鐨勪嬌鐢ㄧ殑鏂囩珷錛屽啓鐨勬瘮杈冨叏</a><br />聽聽 <a >lucene浣跨敤涓庝紭鍖?/a><br />4錛?a >鍩轟簬瀛楃涓插尮閰嶇殑涓枃鍒嗚瘝</a><br />5錛?a >璁＄畻鎵�寮�婧愮殑FirteX浠嬬粛</a><br />6, 搴栦竵鍒嗚瘝<br />聽聽 http://www.javaeye.com/topic/49441?page=1<br />聽聽 http://qieqie.javaeye.com/blog/126943<br />聽聽 http://code.google.com/p/paoding/<br />聽聽 http://groups.google.com/group/paoding/topics<br />7錛?a target="_top" >http://www.chedong.com/tech/lucene.html</a>(杞︿笢)<br />8錛宧ttp://blog.donews.com/withshare/archive/2007/06/10/1173923.aspx<br /><br /><img src ="http://m.tkk7.com/leekiang/aggbug/180866.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/leekiang/" target="_blank">leekiang</a> 2008-02-20 15:16 <a href="http://m.tkk7.com/leekiang/archive/2008/02/20/180866.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                                                                                                          <footer>
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