{"id":1405,"date":"2016-08-31T21:22:19","date_gmt":"2016-08-31T13:22:19","guid":{"rendered":"http:\/\/coderbee.net\/?p=1405"},"modified":"2016-11-03T19:40:27","modified_gmt":"2016-11-03T11:40:27","slug":"object-extract-mapping-%e4%b8%8e-%e7%bd%91%e9%a1%b5-api","status":"publish","type":"post","link":"https:\/\/coderbee.net\/index.php\/java\/20160831\/1405","title":{"rendered":"Object Extract Mapping \u4e0e \u7f51\u9875 API"},"content":{"rendered":"

\u6700\u8fd1\u7684\u9879\u76ee\u9700\u8981\u8bbf\u95ee\u4e00\u4e9b\u5916\u90e8\u7684\u7f51\u9875\uff0c\u6bd4\u5982\u767e\u5ea6\u3001\u5fc5\u5e94\u641c\u7d22\u7b49\uff0c\u6709\u7684\u53ea\u662f\u8981\u6c42\u628a\u54cd\u5e94\u5185\u5bb9\u7684\u6587\u672c\u63d0\u53d6\u51fa\u6765\uff0c\u6709\u7684\u662f\u8981\u6c42\u505a\u7ed3\u6784\u5316\u89e3\u6790\u7684\uff0c\u6bd4\u5982\u767e\u5ea6\u7684\u641c\u7d22\u7ed3\u679c\uff0c\u89e3\u6790\u4e3a\u4e00\u4e2a\u7ed3\u6784\u5316\u7684\u5217\u8868\uff0c\u6bcf\u4e2a\u5217\u8868\u9879\u6709\uff08\u6807\u9898\u3001\u6982\u8981\u4fe1\u606f\u3001\u8be6\u7ec6\u4fe1\u606f\u7684\u94fe\u63a5\uff09\u3002<\/p>\n

\u5f00\u59cb\u65f6\u611f\u89c9\u662f\u7528\u722c\u866b\u53bb\u722c\u7f51\u9875\uff0c\u7136\u540e\u505a\u89e3\u6790\uff0c\u4f46\u6709\u4e2a\u95ee\u9898\u56f0\u6270\u7740\uff1a\u6bd4\u5982\u8981\u4fdd\u5b58\u767e\u5ea6\u3001\u5fc5\u5e94\u7684\u641c\u7d22\u7ed3\u679c\u5230\u6570\u636e\u5e93\uff0c\u80af\u5b9a\u53ea\u5e0c\u671b\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6765\u5bf9\u5e94\u641c\u7d22\u7ed3\u679c\u7684\u4e00\u6761\u8bb0\u5f55\uff0c\u7136\u540e\u5199\u4e00\u5957\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u7684\u4ee3\u7801\u3002\u770b\u4e86\u4e00\u4e9b\u722c\u866b\u6846\u67b6\u5bf9\u4e8e\u5185\u5bb9\u89e3\u6790\u90e8\u5206\u5176\u5b9e\u90fd\u53ea\u80fd\u81ea\u5df1\u5199\u4ee3\u7801\u6765\u89e3\u6790\u7f51\u9875\uff0c\u8fd9\u6837\u7684\u8bdd\uff0c\u5982\u679c\u8981\u63a5\u641c\u72d7\u5c31\u5199\u4e00\u5957\u89e3\u6790\u7f51\u9875\u7684\u903b\u8f91\u3001\u63a5 360 \u4e5f\u5f97\u5199\u4e00\u5957\u3002\u3002\u3002\u3002\u6bcf\u63a5\u4e00\u4e2a\u5c31\u5f97\u5199\u4e00\u5957\u3002\u3002\u3002\u8fd9\u4e0d\u662f\u6211\u9700\u8981\u7684\u751f\u6d3b\u3002\u3002\u3002<\/p>\n

\u600e\u4e48\u51cf\u5c11\u8fd9\u4e9b\u5339\u914d\u4ee3\u7801\uff1f<\/p>\n

\u540e\u9762\u770b\u5230 webmagic<\/a> \u7684\u6587\u6863\u63d0\u5230\u5176\u57fa\u4e8e\u6ce8\u89e3\u5b9e\u73b0\u7684 Object\/Extraction Mapping<\/a> \u529f\u80fd\uff0c\u5728\u7c7b\u7684\u5b57\u6bb5\u4e0a\u5b9a\u4e49\u4e00\u4e2a\u6ce8\u89e3\uff0c\u8868\u793a\u8fd9\u4e2a\u5b57\u6bb5\u7528\u4ec0\u4e48\u6837\u7684\u65b9\u5f0f\u62bd\u53d6\uff0c\u8fd9\u6837\u5728\u722c\u866b\u6709\u5173\u7684\u4ee3\u7801\u91cc\u5c31\u4e0d\u4f1a\u51fa\u73b0\u8fd9\u4e9b\u89e3\u6790\u7f51\u9875\u7684\u903b\u8f91\u3002<\/p>\n

Object Extract Mapping<\/h2>\n

\u5982\u679c\u6211\u53ea\u9700\u8981\u89e3\u6790\u767e\u5ea6\u7684\u641c\u7d22\u7ed3\u679c\uff0c\u8fd9\u662f\u5f88\u597d\u7684\u65b9\u5f0f\uff0c\u4f46\u6211\u8fd8\u8981\u89e3\u6790\u5fc5\u5e94\u3001\u641c\u72d7\u7b49\u66f4\u591a\u7684\u641c\u7d22\u7ed3\u679c\u65f6\u5c31\u4e0d\u884c\u4e86\u3002\u56e0\u6b64\u9700\u8981\u6362\u4e00\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\uff1a\u628a\u62bd\u53d6\u65b9\u5f0f\u7684\u5b9a\u4e49\u653e\u5230\u4ee3\u7801\u5916\u9762\u6765<\/strong>\u3002<\/p>\n

\u6211\u5c31\u5b9e\u73b0\u4e86\u4e00\u4e2a\u57fa\u4e8e XML \u7684 Object-Extrac-Mapping (OEM) \u5c0f\u5de5\u5177\u3002<\/p>\n

<\/p>\n

\u4e0b\u9762\u662f OEM \u5b9a\u4e49\u7684\u4e3e\u4f8b\uff1a\u89e3\u6790\u767e\u5ea6\u3001\u5fc5\u5e94\u641c\u7d22\u7ed3\u679c\u7684\u3002<\/p>\n

<oems>\n    <oem>\n        <name>baidu<\/name>\n        <mappings>\n            <mapping>\n                <selectorType>xpath<\/selectorType>\n                <selector><![CDATA[\/\/div[@id='container']\/div[@id='content_left']\/div[@class='result']]]><\/selector>\n                <resultType>list<\/resultType>\n                <pojoClass>net.coderbee.app.entity.SearchResult<\/pojoClass>\n                <props>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[h3\/a\/text()]]><\/selector>\n                        <propName>title<\/propName><!-- \u6807\u9898 -->\n                    <\/prop>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[h3\/a\/@href]]><\/selector>\n                        <propName>detailUrl<\/propName><!-- \u76ee\u6807\u94fe\u63a5\u7684\u5730\u5740 -->\n                    <\/prop>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[div\/text_content()]]><\/selector>\n                        <propName>outline<\/propName><!-- \u6982\u8981 -->\n                    <\/prop>\n                <\/props>\n            <\/mapping>\n        <\/mappings>\n    <\/oem>\n\n    <oem>\n        <name>bing<\/name>\n        <mappings>\n            <mapping sub=\"false\">\n                <selectorType>xpath<\/selectorType>\n                <selector><![CDATA[\/\/ol[@id='b_results']\/li]]><\/selector>\n                <resultType>list<\/resultType>\n                <pojoClass>net.coderbee.app.entity.SearchResult<\/pojoClass>\n                <props>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[\/\/h2\/a\/text()]]><\/selector>\n                        <propName>title<\/propName>\n                    <\/prop>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[\/\/h2\/a\/@href]]><\/selector>\n                        <propName>detailUrl<\/propName>\n                    <\/prop>\n                    <prop>\n                        <selectorType>xpath<\/selectorType>\n                        <selector><![CDATA[div[2]\/allText()]]><\/selector>\n                        <propName>outline<\/propName>\n                    <\/prop>\n                <\/props>\n            <\/mapping>\n        <\/mappings>\n    <\/oem>\n\n    <!--  \u5176\u4ed6 oem \u5b9a\u4e49 -->\n<\/oems>\n<\/code><\/pre>\n
\u4e0a\u9762\u7684\u529f\u80fd\u53ea\u662f\u9488\u5bf9\u7f51\u9875\u7ed3\u6784\u505a\u63d0\u53d6\uff0c\u5bf9\u4e8e\u63d0\u53d6\u5230\u6587\u672c\u503c\u6ca1\u6cd5\u505a\u5b9a\u5236\u5316\u7684\u5904\u7406\uff0c\u6bd4\u5982\u63d0\u53d6\u5230 “\u65e5\u671f\uff1a2016-08-30″\uff0c\u5176\u5b9e\u662f\u53ea\u60f3\u63d0\u53d6 “2016-08-30″\u3002\u53ef\u4ee5\u5728 <prop><\/code> \u6807\u7b7e\u91cc\u52a0\u4e00\u4e2a\u5b50\u5143\u7d20 <script><\/script><\/code> \u5141\u8bb8\u5b9a\u4e49\u4e00\u5c0f\u6bb5\u811a\u672c\u5bf9\u63d0\u53d6\u5230\u7684\u6587\u672c\u503c\u505a\u52a0\u5de5\uff0c\u52a0\u5de5\u540e\u7684\u503c\u518d\u8bbe\u7f6e\u5230 POJO \u7684\u5c5e\u6027\u4e0a\u3002<\/p>\n
\u7f51\u9875 API<\/h2>\n
\u5f53\u6709\u76ee\u6807\u5730\u83b7\u53d6\u7f51\u9875\u4e0a\u7684\u7ed3\u6784\u5316\u4fe1\u606f\u65f6\uff0c\u5c31\u4e0d\u5e94\u8be5\u4ee5\u722c\u866b\u7684\u601d\u7ef4\u53bb\u8003\u8651\u600e\u4e48\u83b7\u53d6\uff0c\u800c\u5e94\u8be5\u662f\u5f53\u4f5c API \u6765\u5904\u7406\u3002<\/p>\n
\u6bd4\u5982\u767e\u5ea6\u4e0a\u7684\u641c\u7d22\uff0c\u5b83\u5176\u5b9e\u662f\u4e00\u4e2a\u67e5\u8be2\u63a5\u53e3\uff0c\u63a5\u6536\u4e00\u4e2a\u8981\u67e5\u8be2\u7684\u5173\u952e\u5b57\u53c2\u6570\u3001\u4e00\u4e2a\u7b2c\u51e0\u9875\u641c\u7d22\u7ed3\u679c\u7684\u5206\u9875\u53c2\u6570\u3002<\/p>\n
\u5bf9\u4e8e\u5176\u4ed6\u7684\u641c\u7d22\u5f15\u64ce\u4e5f\u662f\u7c7b\u4f3c\uff0c\u53ea\u4e0d\u8fc7\u53ef\u80fd\u7ed3\u679c\u7684\u5206\u9875\u65b9\u5f0f\u4e0d\u4e00\u6837\uff0c\u6709\u7684\u662f\u6309\u9875\u7684\u4e0b\u6807\uff0c\u6709\u7684\u662f\u6309\u8bb0\u5f55\u7684\u4e0b\u6807\u3002\u8fd9\u4e9b\u5176\u5b9e\u90fd\u53ef\u4ee5\u914d\u7f6e\u5230 XML \u91cc\u3002\u6709\u4e86\u8fd9\u4e9b\u914d\u7f6e\uff0c\u8c03\u7528\u8fd9\u4e9b\u7f51\u9875\u7684\u4ee3\u7801\u5c31\u53ef\u4ee5\u7edf\u4e00\u8d77\u6765\uff0c\u53ea\u5199\u4e00\u6b21\uff0c\u7136\u540e\u7ed3\u5408 OEM \u6765\u89e3\u6790\u7ed3\u679c\u3002<\/p>\n
\u4e0b\u9762\u662f\u4e2a\u914d\u7f6e\u7684\u4e3e\u4f8b\uff1a<\/p>\n
<apis>\n    <api>\n        <name>baidu<\/name>\n        <baseUrl><![CDATA[https:\/\/www.baidu.com\/s]]><\/baseUrl>\n        <keywordParamName>wd<\/keywordParamName>\n        <pagingParamName>pn<\/pagingParamName>\n        <pagingType>recordIndex<\/pagingType>\n\n        <pageSize>10<\/pageSize>\n        <recordStartFrom>0<\/recordStartFrom>\n    <\/api>\n    <api>\n        <name>bing<\/name>\n        <baseUrl><![CDATA[http:\/\/cn.bing.com]]><\/baseUrl>\n        <keywordParamName>q<\/keywordParamName>\n        <pagingParamName>first<\/pagingParamName>\n        <pagingType>recordIndex<\/pagingType>\n\n        <pageSize>10<\/pageSize>\n        <recordStartFrom>1<\/recordStartFrom>\n    <\/api>\n<\/apis>\n<\/code><\/pre>\n\n
\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7: coderbee\u7b14\u8bb0<\/strong>\uff0c\u53ef\u4ee5\u66f4\u53ca\u65f6\u56de\u590d\u4f60\u7684\u8ba8\u8bba\u3002<\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6700\u8fd1\u7684\u9879\u76ee\u9700\u8981\u8bbf\u95ee\u4e00\u4e9b\u5916\u90e8\u7684\u7f51\u9875\uff0c\u6bd4\u5982\u767e\u5ea6\u3001\u5fc5\u5e94\u641c\u7d22\u7b49\uff0c\u6709\u7684\u53ea\u662f\u8981\u6c42\u628a\u54cd\u5e94\u5185\u5bb9\u7684 … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[253,252,262,254],"_links":{"self":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/1405"}],"collection":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/comments?post=1405"}],"version-history":[{"count":2,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/1405\/revisions"}],"predecessor-version":[{"id":1407,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/posts\/1405\/revisions\/1407"}],"wp:attachment":[{"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/media?parent=1405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/categories?post=1405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coderbee.net\/index.php\/wp-json\/wp\/v2\/tags?post=1405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}