mkhludnev commented on code in PR #1260:
URL: https://github.com/apache/solr/pull/1260#discussion_r1111240673
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solr/core/src/java/org/apache/solr/handler/component/MoreLikeThisComponent.java:
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@@ -127,6 +128,53 @@ public void process(ResponseBuilder rb) throws IOException
{
}
}
+ private static NamedList<String> putMLTIntoParamList(
+ IndexSchema schema,
+ List<MoreLikeThisHandler.InterestingTerm> terms,
+ String uniqueField,
+ String uniqueVal) {
+ final NamedList<String> mltQ = new NamedList<>();
+ StringBuilder q = new StringBuilder("{!bool");
+ q.append(" must_not=$");
+ int cnt = 0;
+ String param = "mltq" + (cnt++);
+ q.append(param);
+ mltQ.add(param, "{!field f=" + uniqueField + "}" + uniqueVal);
+ final StringBuilder reuseStr = new StringBuilder();
+ final CharsRefBuilder reuseChar = new CharsRefBuilder();
+ for (MoreLikeThisHandler.InterestingTerm term : terms) {
+ param = "mltq" + (cnt++);
+ q.append(" should=$");
+ q.append(param);
+ mltQ.add(param, toParserParam(schema, term.term, term.boost, reuseStr,
reuseChar));
+ }
+ q.append("}");
+ mltQ.add(CommonParams.Q, q.toString());
+ return mltQ;
+ }
+
+ private static String toParserParam(
+ IndexSchema schema,
+ Term term1,
+ float boost,
+ StringBuilder reuseStr,
+ CharsRefBuilder reuseChar) {
+ reuseStr.setLength(0);
+ if (boost != 1f) {
+ reuseStr.append("{!boost b=");
+ reuseStr.append(boost);
+ reuseStr.append("}");
+ }
+ final String field = term1.field();
+ final CharsRef val =
Review Comment:
Thanks for suggestion, but I don't think it often matters much for field
name.
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