[英]unable to give hl.fragmenter as regex in solrconfig
我正在嘗試使requestHandler也會給我突出顯示的結果,但是如果我搜索/ Highlight,它會給我錯誤,例如“ Unknown fragmenter:regex(error code-400) ”
我在solrConfig.xml中的配置:
<requestHandler name="/highlight" class="solr.SearchHandler" default="true">
<lst name="defaults">
<str name="echoParams">explicit</str>
<str name="defType">edismax</str>
<str name="q.alt">*:*</str>
<str name="rows">10</str>
<str name="fl">*,score</str>
<str name="qf">
id^0.5 name^1.0 description^1.2
</str>
<str name="hl">on</str>
<str name ="hl.snippets">5</str>
<str name="hl.fragsize">50</str>
<str name="hl.maxAnalyzedChars">510000</str>
<str name="hl.requireFieldMatch">true</str>
<str name="hl.fragmenter">regex</str>
<str name ="hl.fragListBuilder">simple</str>
<str name="hl.phraseLimit">1000</str>
<str name="hl.usePhraseHighlighter">true</str>
<str name="hl.highlightMultiTerm">true</str>
<str name ="hl.useFastVectorHighligher">true</str>
</lst>
</requestHandler>
如果我刪除<str name="hl.fragmenter">regex</str>
行,則搜索工作正常,但是突出顯示的結果僅出現在字符串的末尾,即使在搜索鍵之后有更多文本也是如此。 例如,如果我搜索“ Deployment Manager”,它將返回以下結果:
<lst name="DEX1201">
<arr name="name">
<str>Are these the same product? Red Gate <em>Deployment Manager</em></str>
</arr>
</lst>
<lst name="DEE2112">
<arr name="name">
<str>no of group, or cell, of other servers. The <em>Deployment Manager</em></str>
</arr>
</lst>
預期結果:
<lst name="DEX1201">
<arr name="name">
<str>...same product? Red Gate <em>Deployment Manager</em> is the one of the.../str>
</arr>
</lst>
提前致謝 :)
請驗證或在solrconfig.xml中添加正則表達式分段器
這是取自solr-4.6.1示例配置的示例。
<!-- A regular-expression-based fragmenter (for sentence extraction) -->
<fragmenter name="regex" class="solr.highlight.RegexFragmenter">
<lst name="defaults">
<!-- slightly smaller fragsizes work better because of slop -->
<int name="hl.fragsize">70</int>
<!-- allow 50% slop on fragment sizes -->
<float name="hl.regex.slop">0.5</float>
<!-- a basic sentence pattern -->
<str name="hl.regex.pattern">[-\w ,/\n\"']{20,200}</str>
</lst>
</fragmenter>
應該在
<searchComponent class="solr.HighlightComponent" name="highlight">
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