{"id":235,"date":"2012-04-17T15:00:06","date_gmt":"2012-04-17T15:00:06","guid":{"rendered":"577ef1154f3240ad5b9b413aa7346a1e"},"modified":"2012-04-17T15:00:06","modified_gmt":"2012-04-17T15:00:06","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/235","title":{"rendered":"\u6784\u5efa\u5b9e\u65f6\u7d22\u5f15"},"content":{"rendered":"<p>\u6240\u8c13\u4e8b\u52a1\u6027\uff0c\u672c\u591a\u6307\u6570\u636e\u5e93\u7684\u5c5e\u6027\uff0c\u5305\u62ecACID\u56db\u4e2a\u57fa\u672c\u8981\u7d20\uff1a\u539f\u5b50\u6027(Atomicity\uff09\u3001\u4e00\u81f4\u6027\uff08Consistency\uff09\u3001\u9694\u79bb\u6027\uff08Isolation\uff09\u3001\u6301\u4e45\u6027\uff08Durability\uff09\u3002<\/p>\n<p>\u6211\u4eec\u8fd9\u91cc\u4e3b\u8981\u8ba8\u8bba\u9694\u79bb\u6027\uff0cLucene\u7684IndexReader\u548cIndexWriter\u5177\u6709\u9694\u79bb\u6027\u3002<\/p>\n<ul>\n<li>\u5f53IndexReader.open\u6253\u5f00\u4e00\u4e2a\u7d22\u5f15\u7684\u65f6\u5019\uff0c\u76f8\u5bf9\u4e8e\u7ed9\u5f53\u524d\u7d22\u5f15\u8fdb\u884c\u4e86\u4e00\u6b21snapshot\uff0c\u6b64\u540e\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u4e0d\u4f1a\u88ab\u770b\u5230\u3002<\/li>\n<li>\u4ec5\u5f53IndexReader.open\u6253\u5f00\u4e00\u4e2a\u7d22\u5f15\u540e\uff0c\u624d\u6709\u53ef\u80fd\u770b\u5230\u4ece\u4e0a\u6b21\u6253\u5f00\u540e\u5bf9\u7d22\u5f15\u7684\u4fee\u6539\u3002<\/li>\n<li>\u5f53IndexWriter\u6ca1\u6709\u8c03\u7528Commit\u7684\u65f6\u5019\uff0c\u5176\u4fee\u6539\u7684\u5185\u5bb9\u662f\u4e0d\u80fd\u591f\u88ab\u770b\u5230\u7684\uff0c\u54ea\u6015IndexReader\u88ab\u91cd\u65b0\u6253\u5f00\u3002<\/li>\n<li>\u6b32\u4f7f\u6700\u65b0\u7684\u4fee\u6539\u88ab\u770b\u5230\uff0c\u4e00\u65b9\u9762IndexWriter\u9700\u8981commit\uff0c\u4e00\u65b9\u9762IndexReader\u91cd\u65b0\u6253\u5f00\u3002<\/li>\n<\/ul>\n<p>\u4e0b\u9762\u6211\u4eec\u4e3e\u51e0\u4e2a\u4f8b\u5b50\u6765\u8bf4\u660e\u4e0a\u8ff0\u9694\u79bb\u6027\uff1a<\/p>\n<table style=\"width:95%;\" border=\"1\" cellpadding=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" width=\"906\">\n<p><strong>(1) \u9996\u5148\u505a\u51c6\u5907\uff0c\u7d22\u5f15\u5341\u7bc7\u6587\u6863<\/strong><\/p>\n<p>File indexDir = new File(\"TestIsolation\/index\");<\/p>\n<p>IndexWriter writer = new IndexWriter(FSDirectory.open(indexDir), new StandardAnalyzer(Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);<\/p>\n<p>for(int i =0; i &lt; 10; i++){<\/p>\n<p>&nbsp; indexDocs(writer);<\/p>\n<p>}<\/p>\n<p>writer.close();<\/p>\n<p><strong>(2) \u7136\u540e\u518d\u7d22\u5f15\u5341\u7bc7\u6587\u6863\uff0c\u5e76\u4e0dcommit<\/strong><\/p>\n<p>writer = new IndexWriter(FSDirectory.open(indexDir), new StandardAnalyzer(Version.LUCENE_CURRENT), IndexWriter.MaxFieldLength.LIMITED);<\/p>\n<p>for(int i =0; i &lt; 10; i++){<\/p>\n<p>&nbsp; indexDocs(writer);<\/p>\n<p>}<\/p>\n<p><strong>(3) \u6253\u5f00\u4e00\u4e2aIndexReader\uff0c\u4f46\u662f\u7531\u4e8eIndexWriter\u6ca1\u6709commit\uff0c\u6240\u4ee5\u4ecd\u7136\u4ec5\u770b\u5230\u5341\u7bc7\u6587\u6863\u3002<\/strong><\/p>\n<p>IndexReader reader = IndexReader.open(FSDirectory.open(indexDir));<\/p>\n<p>IndexSearcher searcher = new IndexSearcher(reader);<\/p>\n<p>TopDocs docs = searcher.search(new TermQuery(new Term(\"contents\",\"hello\")), 50);<\/p>\n<p>System.out.println(docs.totalHits);<\/p>\n<p><strong>(4) IndexWriter\u8fdb\u884c\u63d0\u4ea4commit<\/strong><\/p>\n<p>writer.commit();<\/p>\n<p><strong>(5) \u4e0d\u91cd\u65b0\u6253\u5f00IndexReader\uff0c\u8fdb\u884c\u641c\u7d22\uff0c\u4ecd\u7136\u4ec5\u770b\u5230\u5341\u7bc7\u6587\u6863\u3002<\/strong><\/p>\n<p>docs = searcher.search(new TermQuery(new Term(\"contents\",\"hello\")), 50);<\/p>\n<p>System.out.println(docs.totalHits);<\/p>\n<p><strong>(6) IndexReader\u91cd\u65b0\u6253\u5f00\uff0c\u5219\u53ef\u4ee5\u770b\u5230\u4e8c\u5341\u7bc7\u6587\u6863\u3002<\/strong><\/p>\n<p>reader = IndexReader.open(FSDirectory.open(indexDir));<\/p>\n<p>searcher = new IndexSearcher(reader);<\/p>\n<p>docs = searcher.search(new TermQuery(new Term(\"contents\",\"hello\")), 50);<\/p>\n<p>System.out.println(docs.totalHits);<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7531\u4e8e\u524d\u4e00\u7ae0\u6240\u8ff0\u7684Lucene\u7684\u4e8b\u52a1\u6027\uff0c\u4f7f\u5f97Lucene\u53ef\u4ee5\u589e\u91cf\u7684\u6dfb\u52a0\u4e00\u4e2a\u6bb5\uff0c\u6211\u4eec\u77e5\u9053\uff0c\u5012\u6392\u7d22\u5f15\u662f\u6709\u4e00\u5b9a\u7684\u683c\u5f0f\u7684\uff0c\u800c\u8fd9\u4e2a\u683c\u5f0f\u4e00\u65e6\u5199\u5165\u662f\u975e\u5e38\u96be\u4ee5\u6539\u53d8\u7684\uff0c\u90a3\u4e48\u5982\u4f55\u80fd\u591f\u589e\u91cf\u5efa\u7d22\u5f15\u5462\uff1fLucene\u4f7f\u7528\u6bb5\u8fd9\u4e2a\u6982\u5ff5\u89e3\u51b3\u4e86\u8fd9\u4e2a\u95ee\u9898\uff0c\u5bf9\u4e8e\u6bcf\u4e2a\u5df2\u7ecf\u751f\u6210\u7684\u6bb5\uff0c\u5176\u5012\u6392\u7d22\u5f15\u7ed3\u6784\u4e0d\u4f1a\u518d\u6539\u53d8\uff0c\u800c\u589e\u91cf\u6dfb\u52a0\u7684\u6587\u6863\u6dfb\u52a0\u5230\u65b0\u7684\u6bb5\u4e2d\uff0c\u6bb5\u4e4b\u95f4\u5728\u4e00\u5b9a\u7684\u65f6\u523b\u8fdb\u884c\u5408\u5e76\uff0c\u4ece\u800c\u5f62\u6210\u65b0\u7684\u5012\u6392\u7d22\u5f15\u7ed3\u6784\u3002<\/p>\n<p>\u7136\u800c\u4e5f\u6b63\u56e0\u4e3aLucene\u7684\u4e8b\u52a1\u6027\uff0c\u4f7f\u5f97Lucene\u7684\u7d22\u5f15\u4e0d\u591f\u5b9e\u65f6\uff0c\u5982\u679c\u60f3Lucene\u5b9e\u65f6\uff0c\u5219\u5fc5\u987b\u65b0\u6dfb\u52a0\u7684\u6587\u6863\u540eIndexWriter\u9700\u8981commit\uff0c\u5728\u641c\u7d22\u7684\u65f6\u5019IndexReader\u9700\u8981\u91cd\u65b0\u7684\u6253\u5f00\uff0c\u7136\u800c\u5f53\u7d22\u5f15\u5728\u786c\u76d8\u4e0a\u7684\u65f6\u5019\uff0c\u5c24\u5176\u662f\u7d22\u5f15\u975e\u5e38\u5927\u7684\u65f6\u5019\uff0cIndexWriter\u7684commit\u64cd\u4f5c\u548cIndexReader\u7684open\u64cd\u4f5c\u90fd\u662f\u975e\u5e38\u6162\u7684\uff0c\u6839\u672c\u8fbe\u4e0d\u5230\u5b9e\u65f6\u6027\u7684\u9700\u8981\u3002<\/p>\n<p>\u597d\u5728Lucene\u63d0\u4f9b\u4e86RAMDirectory\uff0c\u4e5f\u5373\u5185\u5b58\u4e2d\u7684\u7d22\u5f15\uff0c\u80fd\u591f\u5f88\u5feb\u7684commit\u548copen\uff0c\u7136\u800c\u53c8\u5b58\u5728\u5982\u679c\u7d22\u5f15\u5f88\u5927\uff0c\u5185\u5b58\u4e2d\u4e0d\u80fd\u591f\u653e\u4e0b\u7684\u95ee\u9898\u3002<\/p>\n<p>\u6240\u4ee5\u8981\u6784\u5efa\u5b9e\u65f6\u7684\u7d22\u5f15\uff0c\u5c31\u9700\u8981\u5185\u5b58\u4e2d\u7684\u7d22\u5f15RAMDirectory\u548c\u786c\u76d8\u4e0a\u7684\u7d22\u5f15FSDirectory\u76f8\u4e92\u914d\u5408\u6765\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n<h1><strong>1\u3001\u521d\u59cb\u5316\u9636\u6bb5<\/strong><\/h1>\n<p>\u9996\u5148\u5047\u8bbe\u6211\u4eec\u786c\u76d8\u4e0a\u5df2\u7ecf\u6709\u4e00\u4e2a\u7d22\u5f15FileSystemIndex\uff0c\u7531\u4e8eIndexReader\u6253\u5f00\u6b64\u7d22\u5f15\u975e\u5e38\u7684\u6162\uff0c\u56e0\u800c\u5176\u662f\u9700\u8981\u4e8b\u5148\u6253\u5f00\u7684\uff0c\u5e76\u4e14\u4e0d\u4f1a\u65f6\u5e38\u7684\u91cd\u65b0\u6253\u5f00\u3002<\/p>\n<p>\u6211\u4eec\u5728\u5185\u5b58\u4e2d\u6709\u4e00\u4e2a\u7d22\u5f15MemoryIndex\uff0c\u65b0\u6765\u7684\u6587\u6863\u5168\u90e8\u7d22\u5f15\u5230\u5185\u5b58\u7d22\u5f15\u4e2d\uff0c\u5e76\u4e14\u662f\u7d22\u5f15\u5b8cIndexWriter\u5c31commit\uff0cIndexReader\u5c31\u91cd\u65b0\u6253\u5f00\uff0c\u8fd9\u4e24\u4e2a\u64cd\u4f5c\u65f6\u975e\u5e38\u5feb\u7684\u3002<\/p>\n<p>\u5982\u4e0b\u56fe\uff0c\u5219\u6b64\u65f6\u65b0\u7d22\u5f15\u7684\u6587\u6863\u5168\u90e8\u80fd\u88ab\u7528\u6237\u770b\u5230\uff0c\u8fbe\u5230\u5b9e\u65f6\u7684\u76ee\u7684\u3002<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E7%BB%98%E5%9B%BE8_2.jpg\"><\/a><\/p>\n<h1><strong><a id=\"ematt:118\" href=\"\/notes\/content\/uploadfile\/201204\/21fbc1f96e654f904693c4e7c5d98b5020120417070103.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/21fbc1f96e654f904693c4e7c5d98b5020120417070103.jpg\" border=\"0\" \/><\/a><\/strong><\/h1>\n<h1><strong>2\u3001\u5408\u5e76\u7d22\u5f15\u9636\u6bb5<\/strong><\/h1>\n<p>\u7136\u800c\u7ecf\u8fc7\u4e00\u6bb5\u65f6\u95f4\uff0c\u5185\u5b58\u4e2d\u7684\u7d22\u5f15\u4f1a\u6bd4\u8f83\u5927\u4e86\uff0c\u5982\u679c\u4e0d\u5408\u5e76\u5230\u786c\u76d8\u4e0a\uff0c\u5219\u53ef\u80fd\u9020\u6210\u5185\u5b58\u4e0d\u591f\u7528\uff0c\u5219\u9700\u8981\u8fdb\u884c\u5408\u5e76\u7684\u8fc7\u7a0b\u3002<\/p>\n<p>\u5f53\u7136\u5728\u5408\u5e76\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u4f9d\u7136\u60f3\u8ba9\u6211\u4eec\u7684\u641c\u7d22\u662f\u5b9e\u65f6\u7684\uff0c\u8fd9\u662f\u5c31\u9700\u8981\u4e00\u4e2a\u8fc7\u6e21\u7684\u7d22\u5f15\uff0c\u6211\u4eec\u79f0\u4e3aMergingIndex\u3002<\/p>\n<p>\u4e00\u65e6\u5185\u5b58\u7d22\u5f15\u8fbe\u5230\u4e00\u5b9a\u7684\u7a0b\u5ea6\uff0c\u5219\u6211\u4eec\u91cd\u65b0\u5efa\u7acb\u4e00\u4e2a\u7a7a\u7684\u5185\u5b58\u7d22\u5f15\uff0c\u7528\u4e8e\u5408\u5e76\u9636\u6bb5\u7d22\u5f15\u65b0\u7684\u6587\u6863\uff0c\u7136\u540e\u5c06\u539f\u6765\u7684\u5185\u5b58\u7d22\u5f15\u79f0\u4e3a\u5408\u5e76\u4e2d\u7d22\u5f15\uff0c\u5e76\u542f\u52a8\u4e00\u4e2a\u540e\u53f0\u7ebf\u7a0b\u8fdb\u884c\u5408\u5e76\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u5728\u5408\u5e76\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u6709\u67e5\u8be2\u8fc7\u6765\uff0c\u5219\u9700\u8981\u4e09\u4e2aIndexReader\uff0c\u4e00\u4e2a\u662f\u5185\u5b58\u7d22\u5f15\u7684IndexReader\u6253\u5f00\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u662f\u5f88\u5feb\u7684\uff0c\u4e00\u4e2a\u662f\u5408\u5e76\u4e2d\u7d22\u5f15\u7684IndexReader\u6253\u5f00\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u4e5f\u662f\u5f88\u5feb\u7684\uff0c\u4e00\u4e2a\u662f\u5df2\u7ecf\u6253\u5f00\u7684\u786c\u76d8\u7d22\u5f15\u7684IndexReader\uff0c\u65e0\u9700\u91cd\u65b0\u6253\u5f00\u3002\u8fd9\u4e09\u4e2aIndexReader\u53ef\u4ee5\u8986\u76d6\u6240\u6709\u7684\u6587\u6863\uff0c\u552f\u4e00\u6709\u53ef\u80fd\u91cd\u590d\u7684\u662f\uff0c\u786c\u76d8\u7d22\u5f15\u4e2d\u5df2\u7ecf\u6709\u4e00\u4e9b\u4ece\u5408\u5e76\u4e2d\u7d22\u5f15\u5408\u5e76\u8fc7\u53bb\u7684\u6587\u6863\u4e86\uff0c\u7136\u800c\u4e0d\u7528\u62c5\u5fc3\uff0c\u6839\u636eLucene\u7684\u4e8b\u52a1\u6027\uff0c\u5728\u786c\u76d8\u7d22\u5f15\u7684IndexReader\u6ca1\u6709\u91cd\u65b0\u6253\u5f00\u7684\u60c5\u51b5\u4e0b\uff0c\u80cc\u540e\u7684\u5408\u5e76\u64cd\u4f5c\u5b83\u662f\u770b\u4e0d\u5230\u7684\uff0c\u56e0\u800c\u8fd9\u4e09\u4e2aIndexReader\u6240\u770b\u5230\u7684\u6587\u6863\u5e94\u8be5\u662f\u65e2\u4e0d\u5c11\u4e5f\u4e0d\u591a\u3002\u5408\u5e76\u4f7f\u7528IndexWriter(\u786c\u76d8\u7d22\u5f15).addIndexes(IndexReader(\u5408\u5e76\u4e2d\u7d22\u5f15))\uff0c\u5408\u5e76\u7ed3\u675f\u540eCommit\u3002<\/p>\n<p>\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/merging_4.jpg\"><\/a><\/p>\n<h1><strong><a id=\"ematt:124\" href=\"\/notes\/content\/uploadfile\/201204\/f43acc7a478e676fff4cc4c4a7a9987120120417070223.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/f43acc7a478e676fff4cc4c4a7a9987120120417070223.jpg\" border=\"0\" \/><\/a><\/strong><\/h1>\n<h1><strong>3\u3001\u91cd\u65b0\u6253\u5f00\u786c\u76d8\u7d22\u5f15\u7684IndexReader<\/strong><\/h1>\n<p>\u5f53\u5408\u5e76\u7ed3\u675f\u540e\uff0c\u662f\u5e94\u8be5\u91cd\u65b0\u6253\u5f00\u786c\u76d8\u7d22\u5f15\u7684\u65f6\u5019\u4e86\uff0c\u7136\u800c\u8fd9\u662f\u4e00\u4e2a\u53ef\u80fd\u6bd4\u8f83\u6162\u7684\u8fc7\u7a0b\uff0c\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u4ecd\u7136\u60f3\u4fdd\u6301\u5b9e\u65f6\u6027\uff0c\u56e0\u800c\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u5408\u5e76\u4e2d\u7684\u7d22\u5f15\u4e0d\u80fd\u4e22\u5f03\uff0c\u786c\u76d8\u7d22\u5f15\u7684IndexReader\u4e5f\u4e0d\u8981\u52a8\uff0c\u800c\u662f\u4e3a\u786c\u76d8\u7d22\u5f15\u6253\u5f00\u4e00\u4e2a\u4e34\u65f6\u7684IndexReader\uff0c\u5728\u6253\u5f00\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u6709\u641c\u7d22\u8fdb\u6765\uff0c\u8fd4\u56de\u7684\u4ecd\u7136\u662f\u4e0a\u8ff0\u7684\u4e09\u4e2aIndexReader\uff0c\u4ecd\u80fd\u591f\u4e0d\u591a\u4e0d\u5c11\u7684\u770b\u5230\u6240\u6709\u7684\u6587\u6863\uff0c\u800c\u5c06\u8981\u6253\u5f00\u7684\u4e34\u65f6\u7684IndexReader\u5c06\u80fd\u770b\u5230\u5408\u5e76\u4e2d\u7d22\u5f15\u548c\u539f\u6765\u7684\u786c\u76d8\u7d22\u5f15\u6240\u6709\u7684\u6587\u6863\uff0c\u6b64IndexReader\u5e76\u4e0d\u8fd4\u56de\u7ed9\u5ba2\u6237\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/reopen_2.jpg\"><\/a><\/p>\n<h1><strong><a id=\"ematt:126\" href=\"\/notes\/content\/uploadfile\/201204\/114a4aa14e9d894623d83a7a0a09715820120417070224.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/114a4aa14e9d894623d83a7a0a09715820120417070224.jpg\" border=\"0\" \/><\/a><\/strong><\/h1>\n<h1><strong>4\u3001\u66ff\u4ee3IndexReader<\/strong><\/h1>\n<p>\u5f53\u4e34\u65f6\u7684IndexReader\u88ab\u6253\u5f00\u7684\u65f6\u5019\uff0c\u5176\u770b\u5230\u7684\u662f\u5408\u5e76\u4e2d\u7d22\u5f15\u7684IndexReader\u548c\u786c\u76d8\u7d22\u5f15\u539f\u6765\u7684IndexReader\u4e4b\u548c\uff0c\u4e0b\u9762\u8981\u505a\u7684\u662f:<\/p>\n<p>(1) \u5173\u95ed\u5408\u5e76\u4e2d\u7d22\u5f15\u7684IndexReader<\/p>\n<p>(2) \u629b\u5f03\u5408\u5e76\u4e2d\u7d22\u5f15<\/p>\n<p>(3) \u7528\u4e34\u65f6\u7684IndexReader\u66ff\u6362\u786c\u76d8\u7d22\u5f15\u539f\u6765\u7684IndexReader<\/p>\n<p>(4) \u5173\u95ed\u786c\u76d8\u7d22\u5f15\u539f\u6765\u7684IndexReader\u3002<\/p>\n<p>\u4e0a\u9762\u8bf4\u7684\u8fd9\u51e0\u4e2a\u64cd\u4f5c\u5fc5\u987b\u662f\u539f\u5b50\u6027\u7684\uff0c\u5982\u679c\u505a\u4e86(2)\u4f46\u6ca1\u6709\u505a(3)\uff0c\u5982\u679c\u6765\u4e00\u4e2a\u641c\u7d22\uff0c\u5219\u5c06\u5c11\u770b\u5230\u4e00\u90e8\u5206\u6570\u636e\uff0c\u5982\u679c\u505a\u4e86(3)\u6ca1\u6709\u505a(2)\u5219\uff0c\u591a\u770b\u5230\u4e00\u90e8\u5206\u6570\u636e\u3002<\/p>\n<p>\u6240\u4ee5\u5728\u8fdb\u884c\u4e0a\u8ff0\u56db\u6b65\u64cd\u4f5c\u7684\u65f6\u5019\uff0c\u9700\u8981\u52a0\u4e00\u4e2a\u9501\uff0c\u5982\u679c\u8fd9\u4e2a\u65f6\u5019\u6709\u641c\u7d22\u8fdb\u6765\u7684\u65f6\u5019\uff0c\u6216\u8005\u5728\u5b8c\u5168\u6ca1\u6709\u505a\u7684\u65f6\u5019\u5f97\u5230\u6240\u6709\u7684IndexReader\uff0c\u6216\u8005\u5728\u5b8c\u5168\u505a\u597d\u7684\u65f6\u5019\u5f97\u5230\u6240\u6709\u7684IndexReader\uff0c\u8fd9\u65f6\u6b64\u641c\u7d22\u53ef\u80fd\u88abblock\uff0c\u4f46\u662f\u6ca1\u6709\u5173\u7cfb\uff0c\u8fd9\u56db\u6b65\u662f\u975e\u5e38\u5feb\u7684\uff0c\u4e1d\u6beb\u4e0d\u5f71\u54cd\u66ff\u4ee3\u6027\u3002<\/p>\n<p>\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/replace_2.jpg\"><\/a><\/p>\n<p><a id=\"ematt:127\" href=\"\/notes\/content\/uploadfile\/201204\/76b353fca9a20e7c8314c3a167f661ed20120417070224.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/76b353fca9a20e7c8314c3a167f661ed20120417070224.jpg\" border=\"0\" \/><\/a><\/p>\n<p>\u7ecf\u8fc7\u8fd9\u51e0\u4e2a\u8fc7\u7a0b\uff0c\u53c8\u8fbe\u5230\u4e86\u7b2c\u4e00\u6b65\u7684\u72b6\u6001\uff0c\u5219\u8fdb\u884c\u4e0b\u4e00\u4e2a\u5408\u5e76\u7684\u8fc7\u7a0b\u3002<\/p>\n<h1><strong>5\u3001\u591a\u4e2a\u7d22\u5f15<\/strong><\/h1>\n<p>\u6709\u4e00\u70b9\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4e0a\u8ff0\u7684\u5408\u5e76\u8fc7\u7a0b\u4e2d\uff0c\u65b0\u6dfb\u52a0\u7684\u6587\u6863\u662f\u59cb\u7ec8\u6dfb\u52a0\u5230\u5185\u5b58\u7d22\u5f15\u4e2d\u7684\uff0c\u5982\u679c\u5b58\u5728\u5982\u4e0b\u7684\u60c5\u51b5\uff0c\u7d22\u5f15\u901f\u5ea6\u5b9e\u5728\u592a\u5feb\uff0c\u5728\u5408\u5e76\u8fc7\u7a0b\u6ca1\u6709\u5b8c\u6210\u7684\u65f6\u5019\uff0c\u5185\u5b58\u7d22\u5f15\u53c8\u6ee1\u4e86\uff0c\u6216\u8005\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\u5b9e\u5728\u592a\u5927\uff0c\u5408\u5e76\u548c\u91cd\u65b0\u6253\u5f00\u8981\u82b1\u8d39\u592a\u957f\u7684\u65f6\u95f4\uff0c\u4f7f\u5f97\u5185\u5b58\u7d22\u5f15\u4ee5\u53ca\u6ee1\u7684\u60c5\u51b5\u4e0b\uff0c\u8fd8\u6ca1\u6709\u5408\u5e76\u5b8c\u6210\u3002<\/p>\n<p>\u4e3a\u4e86\u5904\u7406\u8fd9\u79cd\u60c5\u51b5\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u591a\u4e2a\u5408\u5e76\u4e2d\u7684\u7d22\u5f15\uff0c\u591a\u4e2a\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><a id=\"ematt:125\" href=\"\/notes\/content\/uploadfile\/201204\/40cf6e91f31f877fc71f84c0be36a3ef20120417070223.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/40cf6e91f31f877fc71f84c0be36a3ef20120417070223.jpg\" border=\"0\" \/><\/a><\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/multiple_2.jpg\"><\/a><\/p>\n<ul>\n<li>\u65b0\u6dfb\u52a0\u7684\u6587\u6863\u6c38\u8fdc\u662f\u8fdb\u5165\u5185\u5b58\u7d22\u5f15<\/li>\n<li>\u5f53\u5185\u5b58\u7d22\u5f15\u5230\u8fbe\u4e00\u5b9a\u7684\u5927\u5c0f\u7684\u65f6\u5019\uff0c\u5c06\u5176\u52a0\u5165\u5408\u5e76\u4e2d\u7d22\u5f15\u94fe\u8868<\/li>\n<li>\u6709\u4e00\u4e2a\u540e\u53f0\u7ebf\u7a0b\uff0c\u6bcf\u9694\u4e00\u5b9a\u7684\u65f6\u523b\uff0c\u5c06\u5408\u5e76\u4e2d\u7d22\u5f15\u5199\u5165\u4e00\u4e2a\u65b0\u7684\u786c\u76d8\u7d22\u5f15\u4e2d\u53d6\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u7531\u4e8e\u786c\u76d8\u7d22\u5f15\u8fc7\u5927\u800c\u5408\u5e76\u8f83\u6162\u7684\u60c5\u51b5\u3002\u786c\u76d8\u7d22\u5f15\u7684IndexReader\u4e5f\u662f\u5199\u5b8c\u5e76\u91cd\u65b0\u6253\u5f00\u540e\u624d\u66ff\u6362\u5408\u5e76\u4e2d\u7d22\u5f15\u7684IndexReader\uff0c\u65b0\u7684\u786c\u76d8\u7d22\u5f15\u4e5f\u53ef\u4fdd\u8bc1\u6253\u5f00\u7684\u8fc7\u7a0b\u4e0d\u4f1a\u82b1\u8d39\u592a\u957f\u65f6\u95f4\u3002<\/li>\n<li>\u8fd9\u6837\u4f1a\u9020\u6210\u786c\u76d8\u7d22\u5f15\u5f88\u591a\uff0c\u6240\u4ee5\uff0c\u6bcf\u9694\u4e00\u5b9a\u7684\u65f6\u523b\uff0c\u5c06\u786c\u76d8\u7d22\u5f15\u5408\u5e76\u6210\u4e00\u4e2a\u5927\u7684\u7d22\u5f15\u3002\u4e5f\u662f\u5408\u5e76\u5b8c\u6210\u540e\u65b9\u624d\u66ff\u6362IndexReader<\/li>\n<\/ul>\n<p>\u5927\u5bb6\u53ef\u80fd\u4f1a\u53d1\u73b0\uff0c\u6b64\u5408\u5e76\u7684\u8fc7\u7a0b\u548cLucene\u7684\u6bb5\u7684\u5408\u5e76\u5f88\u76f8\u4f3c\u3002\u7136\u800cLucene\u7684\u4e00\u4e2a\u51fd\u6570IndexReader.reopen\u4e00\u76f4\u662f\u6ca1\u6709\u5b9e\u73b0\u7684\uff0c\u4e5f\u5373\u6211\u4eec\u4e0d\u80fd\u9009\u62e9\u54ea\u4e2a\u6bb5\u662f\u5728\u5185\u5b58\u4e2d\u7684\uff0c\u53ef\u4ee5\u88ab\u6253\u5f00\uff0c\u54ea\u4e9b\u662f\u786c\u76d8\u4e2d\u7684\uff0c\u9700\u8981\u5728\u540e\u53f0\u6253\u5f00\u7136\u540e\u8fdb\u884c\u66ff\u6362\uff0c\u800cIndexReader.open\u662f\u4f1a\u6253\u5f00\u6240\u6709\u7684\u5185\u5b58\u4e2d\u7684\u548c\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\uff0c\u56e0\u800c\u4f1a\u5f88\u6162\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u5b9e\u65f6\u6027\u3002<\/p>\n<p>\u5728\u6709\u5173Lucene\u7684\u95ee\u9898(7)\uff0c\u8ba8\u8bba\u4e86\u4f7f\u7528Lucene\u5185\u5b58\u7d22\u5f15\u548c\u786c\u76d8\u7d22\u5f15\u6784\u5efa\u5b9e\u65f6\u7d22\u5f15\u7684\u95ee\u9898\u3002<\/p>\n<p>\u7136\u800c\u6709\u7684\u8bfb\u8005\u63d0\u5230\uff0c\u5982\u679c\u6d89\u53ca\u5230\u6587\u6863\u7684\u5220\u9664\u53ca\u66f4\u65b0\uff0c\u90a3\u4e48\u5982\u4f55\u6784\u5efa\u5b9e\u65f6\u7684\u7d22\u5f15\u5462\uff1f\u672c\u8282\u6765\u8ba8\u8bba\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<h1><strong>1\u3001Lucene\u5220\u9664\u6587\u6863\u7684\u51e0\u79cd\u65b9\u5f0f<\/strong><\/h1>\n<ul>\n<li>IndexReader.deleteDocument(int docID)\u662f\u7528 IndexReader \u6309\u6587\u6863\u53f7\u5220\u9664\u3002&nbsp;&nbsp;<\/li>\n<li>IndexReader.deleteDocuments(Term&nbsp; term)\u662f\u7528 IndexReader \u5220\u9664\u5305\u542b\u6b64\u8bcd(Term)\u7684\u6587\u6863\u3002&nbsp;&nbsp;<\/li>\n<li>IndexWriter.deleteDocuments(Term&nbsp; term)\u662f\u7528 IndexWriter \u5220\u9664\u5305\u542b\u6b64\u8bcd(Term)\u7684\u6587\u6863\u3002&nbsp;&nbsp;<\/li>\n<li>IndexWriter.deleteDocuments(Term[]&nbsp; terms)\u662f\u7528 IndexWriter \u5220\u9664\u5305\u542b\u8fd9\u4e9b\u8bcd(Term)\u7684\u6587\u6863\u3002&nbsp;&nbsp;<\/li>\n<li>IndexWriter.deleteDocuments(Query&nbsp; query)\u662f\u7528 IndexWriter \u5220\u9664\u80fd\u6ee1\u8db3\u6b64\u67e5\u8be2(Query)\u7684\u6587\u6863\u3002&nbsp;&nbsp;<\/li>\n<li>IndexWriter.deleteDocuments(Query[] queries)\u662f\u7528 IndexWriter \u5220\u9664\u80fd\u6ee1\u8db3\u8fd9\u4e9b\u67e5\u8be2(Query)\u7684\u6587\u6863\u3002<\/li>\n<\/ul>\n<p>\u5220\u9664\u6587\u6863\u65e2\u53ef\u4ee5\u7528reader\u8fdb\u884c\u5220\u9664\uff0c\u4e5f\u53ef\u4ee5\u7528writer\u8fdb\u884c\u5220\u9664\uff0c\u4e0d\u540c\u7684\u662f\uff0creader\u8fdb\u884c\u5220\u9664\u540e\uff0c\u6b64reader\u9a6c\u4e0a\u80fd\u591f\u751f\u6548\uff0c\u800c\u7528writer\u5220\u9664\u540e\uff0c\u4f1a\u88ab\u7f13\u5b58\uff0c\u53ea\u6709\u5199\u5165\u5230\u7d22\u5f15\u6587\u4ef6\u4e2d\uff0c\u5f53reader\u518d\u6b21\u6253\u5f00\u7684\u65f6\u5019\uff0c\u624d\u80fd\u591f\u770b\u5230\u3002<\/p>\n<h1><strong>2\u3001Lucene\u6587\u6863\u66f4\u65b0\u7684\u51e0\u4e2a\u95ee\u9898<\/strong><\/h1>\n<h2><strong>2.1\u3001\u4f7f\u7528IndexReader\u8fd8\u662fIndexWriter\u8fdb\u884c\u5220\u9664<\/strong><\/h2>\n<p>\u65e2\u7136IndexReader\u548cIndexWriter\u90fd\u80fd\u591f\u8fdb\u884c\u6587\u6863\u5220\u9664\uff0c\u90a3\u4e48\u5230\u5e95\u662f\u5e94\u8be5\u7528\u54ea\u4e2a\u6765\u8fdb\u884c\u5220\u9664\u5462\uff1f<\/p>\n<p>\u672c\u6587\u7684\u5efa\u8bae\u662f\uff0c\u7528IndexWriter\u6765\u8fdb\u884c\u5220\u9664\u3002<\/p>\n<p>\u56e0\u4e3a\u7528IndexReader\u53ef\u80fd\u5b58\u5728\u4ee5\u4e0b\u7684\u95ee\u9898\uff1a<\/p>\n<p>(1) \u5f53\u6709\u4e00\u4e2aIndexWriter\u6253\u5f00\u7684\u65f6\u5019\uff0cIndexReader\u7684\u5220\u9664\u64cd\u4f5c\u662f\u4e0d\u80fd\u591f\u8fdb\u884c\u7684\uff0c\u5426\u5219\u4f1a\u62a5LockObtainFailedException<\/p>\n<p>(2) \u5f53IndexReader\u88ab\u591a\u4e2a\u7ebf\u7a0b\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u4e00\u4e2a\u7ebf\u7a0b\u7528\u5176\u8fdb\u884c\u5220\u9664\uff0c\u4f1a\u4f7f\u5f97\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u770b\u5230\u7684\u7d22\u5f15\u6709\u6240\u6539\u53d8\uff0c\u4f7f\u5f97\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u7684\u7ed3\u679c\u5e26\u6709\u4e0d\u786e\u5b9a\u6027\u3002<\/p>\n<p>(3) \u5bf9\u4e8e\u66f4\u65b0\u64cd\u4f5c\uff0c\u5728Lucene\u4e2d\u662f\u5148\u5220\u9664\uff0c\u518d\u6dfb\u52a0\u7684\uff0c\u7136\u800c\u5220\u9664\u7684\u88ab\u7acb\u523b\u770b\u5230\u7684\uff0c\u800c\u6dfb\u52a0\u5374\u4e0d\u80fd\u591f\u7acb\u523b\u770b\u5230\uff0c\u9020\u6210\u4e86\u6570\u636e\u7684\u4e0d\u4e00\u81f4\u6027\u3002<\/p>\n<p>(4) \u5373\u4fbf\u4ee5\u4e0a\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u9501\u6765\u89e3\u51b3\uff0c\u7136\u800c\u80cc\u540e\u7684\u64cd\u4f5c\u5f71\u54cd\u5230\u4e86\u641c\u7d22\u7684\u901f\u5ea6\uff0c\u662f\u6211\u4eec\u4e0d\u60f3\u770b\u5230\u7684\u3002<\/p>\n<h2><strong>2.2\u3001\u5982\u4f55\u5728\u5185\u5b58\u4e2d\u7f13\u5b58\u6587\u6863\u7684\u5220\u9664<\/strong><\/h2>\n<p>\u5728\u4e0a\u4e00\u8282\u4e2d\uff0c\u4e3a\u4e86\u80fd\u591f\u505a\u5230\u5b9e\u65f6\u6027\uff0c\u6211\u4eec\u4f7f\u7528\u5185\u5b58\u4e2d\u7684\u7d22\u5f15\uff0c\u800c\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\u5219\u4e0d\u7ecf\u5e38\u6253\u5f00\uff0c\u5373\u4fbf\u6253\u5f00\u4e5f\u5728\u80cc\u540e\u7ebf\u7a0b\u4e2d\u6253\u5f00\u3002<\/p>\n<p>\u800c\u8981\u5220\u9664\u7684\u6587\u6863\u5982\u679c\u5728\u786c\u76d8\u7d22\u5f15\u4e2d\uff0c\u5982\u679c\u4e0d\u91cd\u65b0\u6253\u5f00\u5219\u770b\u4e0d\u5230\u65b0\u7684\u5220\u9664\uff0c\u5219\u9700\u8981\u5c06\u5220\u9664\u7684\u6587\u6863\u7f13\u5b58\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n<p>\u90a3\u5982\u4f55\u5c06\u7f13\u5b58\u5728\u5185\u5b58\u4e2d\u7684\u6587\u6863\u5220\u9664\u5728\u4e0d\u91cd\u65b0\u6253\u5f00IndexReader\u7684\u60c5\u51b5\u4e0b\u5e94\u7528\u4e8e\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\u5462\uff1f<\/p>\n<p>\u5728Lucene\u4e2d\uff0c\u6709\u4e00\u79cdIndexReader\u4e3aFilterIndexReader\uff0c\u53ef\u4ee5\u5bf9\u4e00\u4e2aIndexReader\u8fdb\u884c\u5c01\u88c5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2a\u81ea\u5df1\u7684FilterIndexReader\u6765\u8fc7\u6ee4\u6389\u5220\u9664\u7684\u6587\u6863\u3002<\/p>\n<p>\u4e00\u4e2a\u4f8b\u5b50\u5982\u4e0b\uff1a<\/p>\n<table style=\"width:95%;\" border=\"1\" cellpadding=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td valign=\"top\" width=\"716\">\n<p>public class MyFilterIndexReader extends FilterIndexReader {<\/p>\n<p>&nbsp; OpenBitSet dels;<\/p>\n<p>&nbsp; public MyFilterIndexReader(IndexReader in) {<\/p>\n<p>&nbsp;&nbsp;&nbsp; super(in);<\/p>\n<p>&nbsp;&nbsp;&nbsp; dels = new OpenBitSet(in.maxDoc());<\/p>\n<p>&nbsp; }<\/p>\n<p>&nbsp; public MyFilterIndexReader(IndexReader in, List&lt;String&gt; idToDelete) throws IOException {<\/p>\n<p>&nbsp;&nbsp;&nbsp; super(in);<\/p>\n<p>&nbsp;&nbsp;&nbsp; dels = new OpenBitSet(in.maxDoc());<\/p>\n<p>&nbsp;&nbsp;&nbsp; for(String id : idToDelete){<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; TermDocs td = in.termDocs(new Term(\"id\", id));&nbsp;<strong>\/\/\u5982\u679c\u80fd\u5728\u5185\u5b58\u4e2dCache\u4eceLucene\u7684ID\u5230\u5e94\u7528\u7684ID\u7684\u6620\u5c04\uff0cReader\u7684\u751f\u6210\u5c06\u5feb\u5f97\u591a\u3002<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if(td.next()){<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; dels.set(td.doc());<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp; }<\/p>\n<p>&nbsp; @Override<\/p>\n<p>&nbsp; public int numDocs() {<\/p>\n<p>&nbsp;&nbsp;&nbsp; return in.numDocs() - (int) dels.cardinality();<\/p>\n<p>&nbsp; }<\/p>\n<p>&nbsp; @Override<\/p>\n<p>&nbsp; public TermDocs termDocs(Term term) throws IOException {<\/p>\n<p>&nbsp;&nbsp;&nbsp; return new FilterTermDocs(in.termDocs(term)) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; @Override<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; public boolean next() throws IOException {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; boolean res;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; while ((res = super.next())) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (!dels.get(doc())) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; break;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return res;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp; };<\/p>\n<p>&nbsp; }<\/p>\n<p>&nbsp; @Override<\/p>\n<p>&nbsp; public TermDocs termDocs() throws IOException {<\/p>\n<p>&nbsp;&nbsp;&nbsp; return new FilterTermDocs(in.termDocs()) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; @Override<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; public boolean next() throws IOException {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; boolean res;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; while ((res = super.next())) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (!dels.get(doc())) {<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; break;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return res;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<\/p>\n<p>&nbsp;&nbsp;&nbsp; };<\/p>\n<p>&nbsp; }<\/p>\n<p>}<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong>2.3\u3001\u6587\u6863\u66f4\u65b0\u7684\u987a\u5e8f\u6027\u95ee\u9898<\/strong><\/h2>\n<p>Lucene\u7684\u6587\u6863\u66f4\u65b0\u5176\u5b9e\u662f\u5220\u9664\u65e7\u7684\u6587\u6863\uff0c\u7136\u540e\u6dfb\u52a0\u65b0\u7684\u6587\u6863\u3002\u5982\u4e0a\u6240\u8ff0\uff0c\u5220\u9664\u7684\u6587\u6863\u662f\u7f13\u5b58\u5728\u5185\u5b58\u4e2d\u7684\uff0c\u5e76\u901a\u8fc7FilterIndexReader\u5e94\u7528\u4e8e\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\uff0c\u7136\u800c\u65b0\u7684\u6587\u6863\u4e5f\u662f\u4ee5\u76f8\u540c\u7684id\u52a0\u5165\u5230\u7d22\u5f15\u4e2d\u53bb\u7684\uff0c\u8fd9\u5c31\u9700\u8981\u4fdd\u8bc1\u7f13\u5b58\u7684\u5220\u9664\u4e0d\u4f1a\u5c06\u65b0\u7684\u6587\u6863\u4e5f\u8fc7\u6ee4\u6389\uff0c\u5c06\u7f13\u5b58\u7684\u5220\u9664\u5408\u5e76\u5230\u7d22\u5f15\u4e2d\u7684\u65f6\u5019\u4e0d\u4f1a\u5c06\u65b0\u7684\u6587\u6863\u4e5f\u5220\u9664\u6389\u3002<\/p>\n<p>Lucene\u7684\u4e24\u6b21\u66f4\u65b0\u4e00\u5b9a\u8981\u540e\u4e00\u6b21\u8986\u76d6\u524d\u4e00\u6b21\uff0c\u800c\u4e0d\u80fd\u8ba9\u524d\u4e00\u6b21\u8986\u76d6\u540e\u4e00\u6b21\u3002<\/p>\n<p>\u6240\u4ee5\u5185\u5b58\u4e2d\u5df2\u7ecf\u786c\u76d8\u4e2d\u7684\u591a\u4e2a\u7d22\u5f15\u662f\u8981\u88ab\u4fdd\u6301\u4e00\u4e2a\u987a\u5e8f\u7684\uff0c\u54ea\u4e2a\u662f\u8001\u7684\u7d22\u5f15\uff0c\u54ea\u4e2a\u662f\u65b0\u7684\u7d22\u5f15\uff0c\u7f13\u5b58\u7684\u5220\u9664\u81ea\u7136\u662f\u5e94\u8be5\u5e94\u7528\u4e8e\u6240\u6709\u6bd4\u4ed6\u8001\u7684\u7d22\u5f15\u7684\uff0c\u800c\u4e0d\u5e94\u8be5\u5e94\u7528\u4e8e\u4ed6\u81ea\u5df1\u4ee5\u53ca\u6bd4\u4ed6\u65b0\u7684\u7d22\u5f15\u3002<\/p>\n<h1><strong>3\u3001\u5177\u6709\u66f4\u65b0\u529f\u80fd\u7684Lucene\u5b9e\u65f6\u7d22\u5f15\u65b9\u6848<\/strong><\/h1>\n<h2><strong>3.1\u3001\u521d\u59cb\u5316<\/strong><\/h2>\n<p>\u9996\u5148\u5047\u8bbe\u6211\u4eec\u786c\u76d8\u4e0a\u5df2\u7ecf\u6709\u4e00\u4e2a\u7d22\u5f15FileSystemIndex\uff0c\u88ab\u4e8b\u5148\u6253\u5f00\u7684\uff0c\u5176\u4e2d\u5305\u542b\u6587\u68631,2,3,4,5,6\u3002<\/p>\n<p>\u6211\u4eec\u5728\u5185\u5b58\u4e2d\u6709\u4e00\u4e2a\u7d22\u5f15MemoryIndex\uff0c\u65b0\u6765\u7684\u6587\u6863\u5168\u90e8\u7d22\u5f15\u5230\u5185\u5b58\u7d22\u5f15\u4e2d\uff0c\u5e76\u4e14\u662f\u7d22\u5f15\u5b8cIndexWriter\u5c31commit\uff0cIndexReader\u5c31\u91cd\u65b0\u6253\u5f00\uff0c\u5176\u4e2d\u5305\u542b\u6587\u68637,8\u3002<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E7%BB%98%E5%9B%BE8_4.jpg\"><\/a><\/p>\n<h2><strong><a id=\"ematt:119\" href=\"\/notes\/content\/uploadfile\/201204\/c72a1d582b3788f94b056aaafbf7181120120417070103.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/c72a1d582b3788f94b056aaafbf7181120120417070103.jpg\" border=\"0\" \/><\/a><\/strong><\/h2>\n<h2><strong>3.2\u3001\u66f4\u65b0\u6587\u68635<\/strong><\/h2>\n<p>\u8fd9\u65f6\u5019\u6765\u4e00\u4e2a\u65b0\u7684\u66f4\u65b0\u6587\u68635, \u9700\u8981\u9996\u5148\u5c06\u6587\u68635\u5220\u9664\uff0c\u7136\u540e\u52a0\u5165\u65b0\u7684\u6587\u68635\u3002<\/p>\n<p>\u9700\u8981\u505a\u7684\u4e8b\u60c5\u662f\uff1a<\/p>\n<ul>\n<li>\u9996\u5148\u5728\u5185\u5b58\u7d22\u5f15\u4e2d\u5220\u9664\u6587\u68635\uff0c\u5f53\u7136\u6ca1\u6709\u6587\u68635\uff0c\u5220\u9664\u65e0\u6548\u3002<\/li>\n<li>\u5176\u6b21\u5c06\u5bf9\u6587\u68635\u7684\u5220\u9664\u653e\u5165\u5185\u5b58\u6587\u6863\u5220\u9664\u5217\u8868\uff0c\u5e76\u4e0e\u786c\u76d8\u7684IndexReader\u7ec4\u6210FilterIndexReader<\/li>\n<li>\u6700\u540e\uff0c\u5c06\u65b0\u7684\u6587\u68635\u52a0\u5165\u5185\u5b58\u7d22\u5f15\uff0c\u8fd9\u65f6\u5019\uff0c\u7528\u6237\u53ef\u4ee5\u770b\u5230\u7684\u5c31\u662f\u65b0\u7684\u6587\u68635\u4e86\u3002<\/li>\n<li>\u5c06\u6587\u68635\u653e\u5165\u5220\u9664\u5217\u8868\u4ee5\u53ca\u5c06\u6587\u68635\u63d0\u4ea4\u5230\u5185\u5b58\u7d22\u5f15\u4e24\u8005\u5e94\u8be5\u662f\u4e00\u4e2a\u539f\u5b50\u64cd\u4f5c\uff0c\u597d\u5728\u8fd9\u4e24\u8005\u90fd\u662f\u6bd4\u8f83\u5757\u7684\u3002<\/li>\n<\/ul>\n<p>\u6ce8\uff1a\u6b64\u5904\u5bf9\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\uff0c\u4e5f\u53ef\u4ee5\u8fdb\u884c\u5bf9\u6587\u68635\u7684\u5220\u9664\uff0c\u7531\u4e8eIndexReader\u6ca1\u6709\u91cd\u65b0\u6253\u5f00\uff0c\u6b64\u5220\u9664\u662f\u5220\u4e0d\u6389\u7684\uff0c\u6211\u4eec\u4e4b\u6240\u4ee5\u6ca1\u6709\u8fd9\u6837\u505a\uff0c\u662f\u60f3\u4fdd\u6301\u6b64\u6b21\u66f4\u65b0\u8981\u4e48\u5168\u90e8\u5728\u5185\u5b58\u4e2d\uff0c\u8981\u4e48\u5168\u90e8\u5728\u786c\u76d8\u4e2d\uff0c\u800c\u975e\u5220\u9664\u90e8\u5206\u5df2\u7ecf\u5e94\u7528\u5230\u786c\u76d8\u4e2d\uff0c\u800c\u65b0\u6587\u6863\u5374\u5728\u5185\u5b58\u4e2d\uff0c\u6b64\u65f6\uff0c\u5982\u679c\u7cfb\u7edfcrash\uff0c\u5219\u65b0\u7684\u6587\u68635\u4e22\u5931\u4e86\uff0c\u800c\u65e7\u7684\u6587\u68635\u4e5f\u5df2\u7ecf\u5728\u786c\u76d8\u4e0a\u88ab\u5220\u9664\u3002\u6211\u4eec\u5c06\u786c\u76d8\u4e0a\u5bf9\u6587\u68635\u7684\u5220\u9664\u653e\u5230\u4ece\u5185\u5b58\u7d22\u5f15\u5411\u786c\u76d8\u7d22\u5f15\u7684\u5408\u5e76\u8fc7\u7a0b\u3002<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E6%9B%B4%E6%96%B0%E6%96%87%E6%A1%A35_2.jpg\"><\/a><\/p>\n<p><a id=\"ematt:122\" href=\"\/notes\/content\/uploadfile\/201204\/8d3ab85d40e29c10eba1c8282941c83d20120417070104.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/8d3ab85d40e29c10eba1c8282941c83d20120417070104.jpg\" border=\"0\" \/><\/a><\/p>\n<p>\u5982\u679c\u518d\u6709\u4e00\u6b21\u5bf9\u6587\u68635\u7684\u66f4\u65b0\uff0c\u5219\u9996\u5148\u5c06\u5185\u5b58\u7d22\u5f15\u4e2d\u7684\u6587\u68635\u5220\u9664\uff0c\u6dfb\u52a0\u65b0\u7684\u6587\u68635\uff0c\u7136\u540e\u5c06\u6587\u68635\u52a0\u5165\u5220\u9664\u5217\u8868\uff0c\u53d1\u73b0\u5df2\u7ecf\u5b58\u5728\uff0c\u5219\u4e0d\u5fc5\u5220\u9664\u3002<\/p>\n<h2><strong>3.3\u3001\u5408\u5e76\u7d22\u5f15<\/strong><\/h2>\n<p>\u7136\u800c\u7ecf\u8fc7\u4e00\u6bb5\u65f6\u95f4\uff0c\u5185\u5b58\u4e2d\u7684\u7d22\u5f15\u9700\u8981\u5408\u5e76\u5230\u786c\u76d8\u4e0a\u3002<\/p>\n<p>\u5728\u5408\u5e76\u7684\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u91cd\u65b0\u5efa\u7acb\u4e00\u4e2a\u7a7a\u7684\u5185\u5b58\u7d22\u5f15\uff0c\u7528\u4e8e\u5408\u5e76\u9636\u6bb5\u7d22\u5f15\u65b0\u7684\u6587\u6863\uff0c\u800c\u5408\u5e76\u4e2d\u7684\u7d22\u5f15\u7684IndexReader\u4ee5\u53ca\u786c\u76d8\u7d22\u5f15\u548c\u5220\u9664\u5217\u8868\u6240\u7ec4\u6210\u7684FilterIndexReader\u4ecd\u7136\u4fdd\u6301\u6253\u5f00\uff0c\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u800c\u5408\u5e76\u9636\u6bb5\u4ece\u540e\u53f0\u8fdb\u884c\u3002<\/p>\n<p>\u540e\u53f0\u7684\u5408\u5e76\u5305\u62ec\u4ee5\u4e0b\u51e0\u6b65\uff1a<\/p>\n<ul>\n<li>\u5c06\u5220\u9664\u5217\u8868\u5e94\u7528\u5230\u786c\u76d8\u7d22\u5f15\u4e2d\u3002<\/li>\n<li>\u5c06\u5185\u5b58\u7d22\u5f15\u5408\u5e76\u5230\u786c\u76d8\u7d22\u5f15\u4e2d\u3002<\/li>\n<li>IndexWriter\u63d0\u4ea4\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E5%90%88%E5%B9%B6_2.jpg\"><\/a><\/p>\n<h2><strong><a id=\"ematt:116\" href=\"\/notes\/content\/uploadfile\/201204\/491b4c436d11cd61e07a2fe47257ee8420120417070103.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/491b4c436d11cd61e07a2fe47257ee8420120417070103.jpg\" border=\"0\" \/><\/a><\/strong><\/h2>\n<h2><strong>3.4\u3001\u5408\u5e76\u7684\u8fc7\u7a0b\u4e2d\u66f4\u65b0\u6587\u68635<\/strong><\/h2>\n<p>\u5728\u5408\u5e76\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u8fd8\u6709\u66f4\u65b0\u90a3\u600e\u4e48\u529e\u5462\uff1f<\/p>\n<ul>\n<li>\u9996\u5148\u5c06\u5408\u5e76\u4e2d\u7d22\u5f15\u7684\u6587\u68635\u5220\u9664\uff0c\u6b64\u5220\u9664\u4e0d\u4f1a\u5f71\u54cd\u5408\u5e76\uff0c\u56e0\u4e3a\u5408\u5e76\u4e4b\u524d\uff0c\u5408\u5e76\u4e2d\u7d22\u5f15\u7684IndexReader\u5df2\u7ecf\u6253\u5f00\uff0c\u7d22\u5f15\u5408\u5e76\u4e2d\u7d22\u5f15\u7684\u6587\u68635\u8fd8\u662f\u4f1a\u5408\u5e76\u5230\u786c\u76d8\u4e2d\u53bb\u7684\u3002\u6b64\u5220\u9664\u5f71\u54cd\u7684\u662f\u6b64\u540e\u7684\u67e5\u8be2\u5728\u5408\u5e76\u4e2d\u7d22\u5f15\u662f\u770b\u4e0d\u5230\u6587\u68635\u7684\u3002<\/li>\n<li>\u7136\u540e\u5c06\u6587\u68635\u7684\u5220\u9664\u653e\u5165\u5220\u9664\u5217\u8868\uff0c\u5e76\u540c\u5408\u5e76\u4e2d\u7d22\u5f15\u7684\u5220\u9664\u5217\u8868\uff0c\u5df2\u7ecf\u786c\u76d8\u7d22\u5f15\u4e00\u8d77\u6784\u6210FilterIndexReader\u3002<\/li>\n<li>\u5c06\u65b0\u7684\u6587\u68635\u6dfb\u52a0\u5230\u5185\u5b58\u4e2d\u7d22\u5f15\u3002<\/li>\n<li>\u63d0\u4ea4\u5728\u5408\u5e76\u4e2d\u7d22\u5f15\u5bf9\u6587\u68635\u7684\u5220\u9664\uff0c\u5c06\u6587\u68635\u6dfb\u52a0\u5230\u5220\u9664\u5217\u8868\uff0c\u63d0\u4ea4\u5728\u5185\u5b58\u7d22\u5f15\u4e2d\u5bf9\u6587\u68635\u7684\u6dfb\u52a0\u4e09\u8005\u5e94\u8be5\u662f\u4e00\u4e2a\u539f\u5b50\u64cd\u4f5c\uff0c\u597d\u5728\u4e09\u8005\u4e5f\u662f\u5f88\u5feb\u7684\u3002<\/li>\n<\/ul>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E5%90%88%E5%B9%B6%E6%97%B6%E6%9B%B4%E6%96%B0_2.jpg\"><\/a><\/p>\n<h2><strong><a id=\"ematt:117\" href=\"\/notes\/content\/uploadfile\/201204\/b9926bbafed08d7df1e1ad75c1eb168a20120417070103.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/b9926bbafed08d7df1e1ad75c1eb168a20120417070103.jpg\" border=\"0\" \/><\/a><\/strong><\/h2>\n<h2><strong>3.5\u3001\u91cd\u65b0\u6253\u5f00\u786c\u76d8\u7d22\u5f15\u7684IndexReader<\/strong><\/h2>\n<p>\u5f53\u5408\u5e76\u4e2d\u7d22\u5f15\u5408\u5e76\u5230\u786c\u76d8\u4e2d\u7684\u65f6\u5019\uff0c\u662f\u65f6\u5019\u91cd\u65b0\u6253\u5f00\u786c\u76d8\u4e0a\u7684\u7d22\u5f15\u4e86\uff0c\u65b0\u6253\u5f00\u7684IndexReader\u662f\u53ef\u4ee5\u770b\u5230\u6587\u68635\u7684\u5220\u9664\u7684\u3002<\/p>\n<p>\u5982\u679c\u8fd9\u4e2a\u65f6\u5019\u6709\u65b0\u7684\u66f4\u65b0\uff0c\u4e5f\u662f\u6dfb\u52a0\u5230\u5185\u5b58\u7d22\u5f15\u548c\u5220\u9664\u5217\u8868\u7684\uff0c\u6bd4\u5982\u6211\u4eec\u66f4\u65b0\u6587\u68636.<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E9%87%8D%E6%96%B0%E6%89%93%E5%BC%80_4.jpg\"><\/a><\/p>\n<h2><strong><a id=\"ematt:121\" href=\"\/notes\/content\/uploadfile\/201204\/d17db751ceb8f383676f4a904b0653c720120417070104.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/d17db751ceb8f383676f4a904b0653c720120417070104.jpg\" border=\"0\" \/><\/a><\/strong><\/h2>\n<h2><strong>3.6\u3001\u66ff\u4ee3IndexReader<\/strong>&nbsp;<\/h2>\n<p>\u5f53IndexReader\u88ab\u91cd\u65b0\u6253\u5f00\u540e\uff0c\u5219\u9700\u8981\u5220\u9664\u5408\u5e76\u4e2d\u7684\u7d22\u5f15\u53ca\u5176\u5220\u9664\u5217\u8868\uff0c\u5c06\u786c\u76d8\u7d22\u5f15\u539f\u6765\u7684IndexReader\u5173\u95ed\uff0c\u4f7f\u7528\u65b0\u7684IndexReader\u3002<\/p>\n<p><a href=\"http:\/\/images.cnblogs.com\/cnblogs_com\/forfuture1978\/WindowsLiveWriter\/Lucene7Lucene_1834\/%E6%9B%BF%E6%8D%A2IndexReader_4.jpg\"><\/a><\/p>\n<p><script type=\"text\/javascript\">\nif ($ != jQuery) {\n\t$ = jQuery.noConflict();\n}\nvar isLogined = false;\nvar cb_blogId = 89695;\nvar cb_entryId = 2084345;\nvar cb_blogApp = \"zhou518zhou\";\nvar cb_blogUserGuid = \"21b7039f-0d86-e011-a53f-842b2b196315\";\nvar cb_entryCreatedDate = '2011\/6\/18 18:49:00';\n<\/script><\/p>\n<div id=\"blog_post_info_block\">\n<div id=\"BlogPostCategory\"><\/div>\n<div id=\"EntryTag\"><\/div>\n<div id=\"green_channel\">&nbsp;<\/div>\n<div><a id=\"ematt:120\" href=\"\/notes\/content\/uploadfile\/201204\/a2565477b19fb632f3a971536788595820120417070104.jpg\" target=\"_blank\"><img decoding=\"async\" alt=\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\" src=\"\/notes\/content\/uploadfile\/201204\/a2565477b19fb632f3a971536788595820120417070104.jpg\" border=\"0\" \/><\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6240\u8c13\u4e8b\u52a1\u6027\uff0c\u672c\u591a\u6307\u6570\u636e\u5e93\u7684\u5c5e\u6027\uff0c\u5305\u62ecACID\u56db\u4e2a\u57fa\u672c\u8981\u7d20\uff1a\u539f\u5b50\u6027(Atomicity\uff09\u3001\u4e00\u81f4\u6027\uff08Consistency\uff09\u3001\u9694\u79bb\u6027\uff08Isolation\uff09\u3001\u6301\u4e45\u6027\uff08Durability\uff09\u3002<\/p>\n<p>\u6211\u4eec\u8fd9\u91cc\u4e3b\u8981\u8ba8\u8bba\u9694\u79bb\u6027\uff0cLucene\u7684IndexReader\u548cIndexWriter\u5177\u6709\u9694\u79bb\u6027\u3002<\/p>\n<ul>\n<li>\u5f53IndexReader.open\u6253\u5f00\u4e00\u4e2a\u7d22\u5f15\u7684\u65f6\u5019\uff0c\u76f8\u5bf9\u4e8e\u7ed9\u5f53\u524d\u7d22\u5f15\u8fdb\u884c\u4e86\u4e00\u6b21snapshot\uff0c\u6b64\u540e\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u4e0d\u4f1a\u88ab\u770b\u5230\u3002<\/li>\n<li>\u4ec5\u5f53IndexReader.open\u6253\u5f00\u4e00\u4e2a\u7d22\u5f15\u540e\uff0c\u624d\u6709\u53ef\u80fd\u770b\u5230\u4ece\u4e0a\u6b21\u6253\u5f00\u540e\u5bf9\u7d22\u5f15\u7684\u4fee\u6539\u3002<\/li>\n<li>\u5f53IndexWriter\u6ca1\u6709\u8c03\u7528Commit\u7684\u65f6\u5019\uff0c\u5176\u4fee\u6539\u7684\u5185\u5bb9\u662f\u4e0d\u80fd\u591f\u88ab\u770b\u5230\u7684\uff0c\u54ea\u6015IndexRead...<\/li>\n<\/ul>\n<p> <a href=\"https:\/\/www.xiaobo.li\/notes\/archives\/235\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[301],"tags":[68],"class_list":["post-235","post","type-post","status-publish","format-standard","hentry","category-search","tag-lucene"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=235"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/235\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}