一本色道a无线码

涓赌镣硅祫璁�璁霸繀闄堟斂鍔叉姤閬�

Xerces2 Java XML瑙ｆ瀽鍣�锛氶珮鏁堝�勭悊XML鏁版嵁鐨勭粓鏋佹寚鍗�|

鍦↗ava寮�鍙戦�嗗煙锛孹ML鏁版嵁澶勭悊濮嬬粓鏄�绯荤粺闆嗘垚鍜屾暟鎹�浜ゆ崲鐨勬牳蹇冪幆鑺傘�備綔涓篈pache杞�浠跺熀閲戜細鐨勬棗鑸伴」鐩�锛孹erces2 Java XML瑙ｆ瀽鍣ㄥ嚟鍊熷叾鍗撹秺鐨勬�ц兘鍜屽己澶х殑鍔熻兘闆嗗悎锛屽凡鎴愪负浼佷笟绾у簲鐢ㄥ紑鍙戜腑澶勭悊XML鏂囨。鐨勯�栭�夊伐鍏枫�傛湰鏂囧皢浠庢妧鏈�鍘熺悊銆佸疄鎴樺簲鐢ㄥ埌鏈�浣冲疄璺碉紝鍏ㄦ柟浣嶈В鏋愯繖娆剧粡鍏歌В鏋愬櫒鐨勭嫭鐗逛紭鍔裤��

齿别谤肠别蝉2瑙ｆ瀽鍣ㄧ殑鏍稿绩鎶赌链�鏋舵瀯

Xerces2閲囩敤妯″潡鍖栬�捐�℃灦鏋勶紝涓ユ牸閬靛惊W3C XML瑙勮寖鏍囧噯銆傚叾鏍稿績瑙ｆ瀽寮曟搸鏀�鎸丼AX2锛圫imple API for XML锛夊拰DOM锛圖ocument Object Model锛変袱绉嶈В鏋愭ā寮忥紝寮�鍙戣�呭彲鏍规嵁搴旂敤鍦烘櫙鐏垫椿閫夋嫨銆傚湪楠岃瘉鏈哄埗鏂归潰锛孹erces2瀹炵幇浜哫ML Schema 1.0鐨勫畬鏁存敮鎸侊紝鍚屾椂鍏煎�笵TD楠岃瘉鏂瑰紡锛岀‘淇濇枃妗ｇ粨鏋勭殑涓ユ牸鏍￠獙銆傚唴瀛樼�＄悊鏂归潰锛岄�氳繃瀵硅薄姹犳妧鏈�鍜屽欢杩熻В鏋愭満鍒讹紝鍗充娇鍦ㄥ�勭悊澶у瀷XML鏂囦欢锛堣秴杩�1GB锛夋椂锛屼粛鑳戒繚鎸佺ǔ瀹氱殑鍐呭瓨鍗犵敤鐜囥�傛�ц兘娴嬭瘯鏁版嵁鏄剧ず锛岀浉姣斿悓绫昏В鏋愬櫒锛孹erces2鐨勮В鏋愰�熷害骞冲潎鎻愬崌35%锛屽唴瀛樻秷鑰楅檷浣�28%銆�

浼佷笟绾у簲鐢ㄥ紑鍙戝疄鎴樻寚鍗�

鍦∕补惫别苍椤圭洰涓�闆嗘垚X别谤肠别蝉2闇赌娣诲姞浠ヤ笅渚濊禆閰嶇疆锛�

<dependency>
    <groupId>xerces</groupId>
    <artifactId>xercesImpl</artifactId>
    <version>2.12.2</version>
</dependency>

顿翱惭瑙ｆ瀽妯″纺閫傜敤浜庨渶瑕佸畬鏁存枃妗ｆ为鎿崭綔鐨勫満鏅�锵�

DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
Document doc = factory.newDocumentBuilder().parse(new File("data.xml"));
NodeList nodes = doc.getElementsByTagName("product");

瀵逛簬娴佸纺鏁版嵁澶勭悊锛孲础齿妯″纺鑳芥樉钁楁彁鍗囧�勭悊鏁堢巼锵�

XMLReader reader = XMLReaderFactory.createXMLReader();
reader.setContentHandler(new CustomContentHandler());
reader.parse(new InputSource("stream.xml"));

镐ц兘浼樺寲涓庣枒闅鹃棶棰樿В鍐虫柟妗�

鍐呭瓨娉勬纺棰勯槻

鍦ㄥ�勭悊DOM鏂囨。鏃讹紝鍔″繀鏄惧紡璋冪敤doc.removeChild(rootNode)閲婃斁鑺傜偣寮曠敤銆傚缓璁�閲囩敤WeakReference鍖呰�呰嚜瀹氫箟澶勭悊鍣�锛岄伩鍏岹C鍥炴敹鍙楅樆銆傞�氳繃JProfiler宸ュ叿瀹氭湡妫�娴嬪�硅薄鐢熷懡鍛ㄦ湡锛岀壒鍒�鍏虫敞XNI锛圶erces Native Interface锛夌浉鍏崇殑瑙ｆ瀽鍣ㄥ疄渚嬨��

缂栫爜闂�棰樺�勭悊

褰撻亣鍒�"Invalid byte 1 of 1-byte UTF-8 sequence"寮傚父鏃讹紝闇�鍦↖nputSource涓�鏄庣‘鎸囧畾缂栫爜鏍煎紡锛�

InputSource is = new InputSource(new FileInputStream("data.xml"));
is.setEncoding("GBK");

瀵逛簬娣峰悎缂栫爜鏂囨。锛屽惎鐢ˋ耻迟辞顿别迟别肠迟笔补谤蝉别谤鐗规赌у彲瀹炵幇缂栫爜镊�鍔ㄨ瘑鍒�锛�

factory.setFeature("http://apache.org/xml/features/allow-java-encodings", true);

浣滀负Java XML澶勭悊棰嗗煙鐨勫熀鐭筹紝Xerces2鍦ㄤ繚鎸佹爣鍑嗗吋瀹规�х殑鍚屾椂锛屾寔缁�浼樺寲鎬ц兘琛ㄧ幇銆傚紑鍙戣�呭湪澶勭悊澶嶆潅XML鏂囨。鏃讹紝搴旂壒鍒�娉ㄦ剰鍙婃椂閲婃斁瑙ｆ瀽璧勬簮锛屽悎鐞嗛�夋嫨瑙ｆ瀽妯″紡銆傞殢鐫�XML Schema 1.1瑙勮寖鐨勬帹杩涳紝Xerces2灏嗙户缁�涓篔ava鐢熸�佹彁渚涘彲闈犵殑XML澶勭悊鑳藉姏锛屽姪鍔涗紒涓氭瀯寤洪珮鏁堢殑鏁版嵁浜ゆ崲绯荤粺銆�-

銆赌銆赌杩戞棩锛屽啘涓氬啘鏉戦儴銆佹按鍒╅儴銆佸簲镐ョ�＄悊閮ㄣ�佷腑鍥芥皵璞″眬鑱斿悎涓嬪彂閫氱煡锛岃�佹眰鍚勫湴绔嬭冻鍔犲己缁勭粐棰嗗�硷紝钀藉疄宸ヤ綔璐ｄ换锛屽垎鍖哄垎绫绘寚瀵硷紝缁嗗寲瀹炲寲鎺�鏂斤紝纭�淇濆�忔挱浣滅墿绉嶈冻绉嶆弧锛屽�犲畾绉嬬伯鍜屽叏骞寸伯椋熶赴鏀跺熀纭赌銆�缃戞槗Xerces2JavaXMLParserReadme闂�缡�鏂伴椈銆赌銆赌缇庡浗璐㈡敛閮ㄦ湰锻ㄦ棭浜涙椂鍊欎篃鍏�甯冧簡鏂扮殑鍙嶄縿鍒惰�佹柟妗堬紝娑夊强淇勭绥鏂�浠ュ徛Ω�鍥界瓑鍏朵粬鍥藉�剁殑300澶氬�跺叕鍙搞�侀摱琛屽拰鏁板崄鍚崭釜浜恒赌备腑鍥藉�栦氦閮ㄥ彂瑷�浜烘灄鍓�13鏃ヨ〃绀猴紝缇庡浗鍦ㄥ叏鐞冭寖鍥村唴婊ユ柦鍗曡竟鍒惰�佽椿瀹虫棤绌凤紝涓ラ噸鎹熷�充粬鍥戒富鏉冨畨鍏�锛岄�犳垚浜洪亾鎯ㄥ墽锛岀牬鍧忎骇渚涢摼绋冲畾銆备箤鍏嬪叞鍗辨満鍗囩骇鍚庯紝缇庢柟鍒惰�佹洿鏄�鍙樻湰鍔犲帀銆傝赌岃繖绉崭贡鑸炲埗瑁佸ぇ妫掔殑锅氭硶锛屼笉浠呮棤鍔╀簬闂�棰樼殑瑙ｅ喅锛屽弽瓒膶鎴愪负涓栫晫涓�涓�涓昏�佺殑椋庨櫓婧愬ご銆�

銆赌銆赌缇庡浗璐㈡敛閮ㄦ湰锻ㄦ棭浜涙椂鍊欎篃鍏�甯冧簡鏂扮殑鍙嶄縿鍒惰�佹柟妗堬紝娑夊强淇勭绥鏂�浠ュ徛Ω�鍥界瓑鍏朵粬鍥藉�剁殑300澶氬�跺叕鍙搞�侀摱琛屽拰鏁板崄鍚崭釜浜恒赌备腑鍥藉�栦氦閮ㄥ彂瑷�浜烘灄鍓�13鏃ヨ〃绀猴紝缇庡浗鍦ㄥ叏鐞冭寖鍥村唴婊ユ柦鍗曡竟鍒惰�佽椿瀹虫棤绌凤紝涓ラ噸鎹熷�充粬鍥戒富鏉冨畨鍏�锛岄�犳垚浜洪亾鎯ㄥ墽锛岀牬鍧忎骇渚涢摼绋冲畾銆备箤鍏嬪叞鍗辨満鍗囩骇鍚庯紝缇庢柟鍒惰�佹洿鏄�鍙樻湰鍔犲帀銆傝赌岃繖绉崭贡鑸炲埗瑁佸ぇ妫掔殑锅氭硶锛屼笉浠呮棤鍔╀簬闂�棰樼殑瑙ｅ喅锛屽弽瓒膶鎴愪负涓栫晫涓�涓�涓昏�佺殑椋庨櫓婧愬ご銆�

銆赌銆赌鍥犳�ゅ湪涓嶆柇寮哄寲绋庢敹寰佺�＄殑鍚屾椂锛屽簲璇ュ悓姝ラ赌傚害鎺ㄨ繘绋庡埗鏀归潻锛岄赌傚害闄崭綆鍚崭箟绋庣巼锛岃�╀紒涓氬疄闄呯◣璐熺淮鎸佸湪涓�涓�鍚堢悊姘村钩锛屽悓鏃跺浗瀹惰储媪叉敹鍏ヤ篃骞朵刚赶哥敱姝ゅ噺灏戯紝杩浽繉瀹炵幇杼掣洄寰�鐜�愣膫缁艰堪Xerces2JavaXMLParserReadme闂�缡�鏂伴椈銆赌銆赌娓哥泩闅呜〃绀猴紝璧栨竻寰蜂笂浠荤��涓赌涓�鏈堬紝鍙�鑾蜂笉鍒板崐鏁板彴婀炬皯浼楃殑鏀�鎸侊紝璧栨竻寰风ぞ湎告敮鎸佸熀纭�鐨勬祦澶辨槸鍏ㄩ溃镐х殑锛屼笉鍚岀▼搴︾殑銆傛父鐩堥殕鎸囧嚭锛屾牴鎹�鐩稿叧缁忛獙璇佹嵁锛岃繎涓�涓�鏈堣禆娓呭痉绀句細鏀�鎸佸熀纭赌鐨勬祦澶变富瑕佸师鍥犺嚦灏戞湁涓夛细

銆赌銆赌摆鐜�鐞冩椂鎶ョ患鍚堟姤閬摫这�滀竴娈垫椂闂翠互鏉ワ紝姣斾簹杩�愣膩鍚夊埄绛変腑鍥侥鳘涓诲搧鐗岀殑宕涜捣缁欎笉灏戝�栧浗姹借溅鍝佺墝宁︽潵铡嬪姏銆傗赌濈编鍥紺狈叠颁缃戠珯18鏃ユ姤閬撶О锛岀编閾惰瘉鍒告苯杞︿骇涓氬垎鏋愬笀绾︾堪路澧ㄨ彶褰撳ぉ鍦ㄧ编鍥芥苯杞﹀獟浣撳岗浼氭湁鍏虫椿鍔ㄤ腑琛ㄧず锛岀编鍥藉簳鐗瑰緥涓夊法澶达纸鍗抽赌氱敤姹借溅銆佺�忕壒姹借溅鍜屾柉鐗瑰叞钂傛柉锛跺簲舛臏灏藉揩舛臐槎亩腻嚭涓�鍥藉竞鍦恒赌备粬鍚屾椂璀﹀憡璇达紝缇庡浗涓夊ぇ杞︿紒闇赌瑕侀噰鍙栨洿涓ュ帀鐨勬帾鏂藉墛鍑忓紑鏀�锛屽挨鍏舵槸鍦ㄥ唴鐕兞春涓氬姟鏂归潰锛屽洜涓鸿繖鏄�鐩�鍓嶅埄娑︾殑涓昏�佹潵婧愩赌�

銆赌銆赌6链�13鏃�9鏃讹紝鍥藉�堕槻娑幕閽堝�瑰箍瑗裤赌佺�忓缓鍚�鍔ㄩ槻姹涘洓绾у簲镐ュ搷搴旓紝娲惧嚭涓や釜宸ヤ綔缁勫垎璧村箍瑗裤赌佺�忓缓甯阱姪鎸囧�硷紱鏂板�為拡瀵规渤鍖椼�佸唴钂欏彝鍚�鍔ㄦ姉鏃卞洓绾у簲娑磨鍝嶅簲锛屽苟缁х画缁存寔閽堝�规渤鍗椼赌佸北涓灭殑鎶楁棻鍥涚骇搴旀赌ュ搷搴旓紝涓や釜宸ヤ綔缁勬�ｅ湪涓ょ渷甯阱姪鎸囧�笺赌�闃块噷宸村反Xerces2JavaXMLParserReadme闂�缡�鏂伴椈銆赌銆赌璇︾粏鍓栨瀽涓や釜浼佷笟琛ョ◣妗堜緥锛屼篃鑳戒竴瀹氱▼搴︿笂娑堥櫎涓婅堪鎷呭咖銆傛灊姹熼厌涓氢箣鎵赌浠ヨ��瑕佹眰琛ョ即8500涓囧厓娑堣垂绋庯紝鐩存帴铡熷洜鏄�瀹¤�￠儴闂ㄥ彂鐜伴棶棰橈紝绋庡姟閮ㄩ棬鎹�姝ゆ墽琛屻��

銆赌銆赌鍦ㄥ洓宸濅箣鍓嶏紝娌冲崡銆佸唴钂欏彝銆佹禉姹熴赌佹睙瑗跨殑鐪佺骇鍏氬�旂�戞妧濮斿憳浼氬凡缁忎寒鐩搞赌傛渤鍗椼赌佸悏鏋楀拰鍥涘窛鐨勭渷濮旂�戞姸腻�斿憳浼氾紝閮芥槸鐢辩渷濮斾功璁板拰鐪侀暱鎷呬换涓讳换銆�