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Jedis is a blazingly small and sane Redis java client.
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package redis.clients.jedis.search.querybuilder;
/**
* Created by mnunberg on 2/23/18.
*
* The optional node affects scoring and ordering. If it evaluates to true, the result is ranked
* higher. It is helpful to combine it with a {@link UnionNode} to rank a document higher if it
* meets one of several criteria.
*
* In RS: {@code ~(@lang:en @country:us)}.
*/
public class OptionalNode extends IntersectNode {
@Override
public String toString(Parenthesize mode) {
String ret = super.toString(Parenthesize.NEVER);
if (shouldParenthesize(mode)) {
return "~(" + ret + ")";
}
return "~" + ret;
}
}