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Lucene example source code file (SpanNearBuilder.java)

This example Lucene source code file (SpanNearBuilder.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lucene tags/keywords

arraylist, arraylist, dom, node, parserexception, spanbuilderbase, spannearbuilder, spannearbuilder, spannearquery, spannearquery, spanquery, spanquery, spanquerybuilder, string, util

The Lucene SpanNearBuilder.java source code

package org.apache.lucene.xmlparser.builders;

import java.util.ArrayList;

import org.apache.lucene.search.spans.SpanNearQuery;
import org.apache.lucene.search.spans.SpanQuery;
import org.apache.lucene.xmlparser.DOMUtils;
import org.apache.lucene.xmlparser.ParserException;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

public class SpanNearBuilder extends SpanBuilderBase
	SpanQueryBuilder factory;
	public SpanNearBuilder(SpanQueryBuilder factory)
	public SpanQuery getSpanQuery(Element e) throws ParserException
 		String slopString=DOMUtils.getAttributeOrFail(e,"slop");
  		int slop=Integer.parseInt(slopString);
		boolean inOrder=DOMUtils.getAttribute(e,"inOrder",false);
		ArrayList<SpanQuery> spans=new ArrayList();
		for (Node kid = e.getFirstChild(); kid != null; kid = kid.getNextSibling())
				if (kid.getNodeType() == Node.ELEMENT_NODE) 
					spans.add(factory.getSpanQuery((Element) kid));
		SpanQuery[] spanQueries= spans.toArray(new SpanQuery[spans.size()]);
		SpanNearQuery snq=new SpanNearQuery(spanQueries,slop,inOrder);
		return snq;


Other Lucene examples (source code examples)

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