package org.apache.lucene.xmlparser.builders;
import org.apache.lucene.search.spans.SpanNotQuery;
import org.apache.lucene.search.spans.SpanQuery;
import org.apache.lucene.xmlparser.DOMUtils;
import org.apache.lucene.xmlparser.ParserException;
import org.w3c.dom.Element;
public class SpanNotBuilder extends SpanBuilderBase
{
SpanQueryBuilder factory;
/**
* @param factory
*/
public SpanNotBuilder(SpanQueryBuilder factory)
{
super();
this.factory = factory;
}
public SpanQuery getSpanQuery(Element e) throws ParserException
{
Element includeElem=DOMUtils.getChildByTagOrFail(e,"Include");
includeElem=DOMUtils.getFirstChildOrFail(includeElem);
Element excludeElem=DOMUtils.getChildByTagOrFail(e,"Exclude");
excludeElem=DOMUtils.getFirstChildOrFail(excludeElem);
SpanQuery include=factory.getSpanQuery(includeElem);
SpanQuery exclude=factory.getSpanQuery(excludeElem);
SpanNotQuery snq = new SpanNotQuery(include,exclude);
snq.setBoost(DOMUtils.getAttribute(e,"boost",1.0f));
return snq;
}
}