FileDocCategorySizeDatePackage
FuzzyLikeThisQueryBuilder.javaAPI DocApache Lucene 2.1.02420Wed Feb 14 10:46:20 GMT 2007org.apache.lucene.xmlparser.builders

FuzzyLikeThisQueryBuilder

public class FuzzyLikeThisQueryBuilder extends Object implements org.apache.lucene.xmlparser.QueryBuilder
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, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Fields Summary
int
defaultMaxNumTerms
float
defaultMinSimilarity
int
defaultPrefixLength
boolean
defaultIgnoreTF
private Analyzer
analyzer
Constructors Summary
public FuzzyLikeThisQueryBuilder(Analyzer analyzer)

	
	  
	
		this.analyzer=analyzer;
Methods Summary
public org.apache.lucene.search.QuerygetQuery(org.w3c.dom.Element e)

		NodeList nl = e.getElementsByTagName("Field");
		int maxNumTerms=DOMUtils.getAttribute(e,"maxNumTerms",defaultMaxNumTerms);
		FuzzyLikeThisQuery fbq=new FuzzyLikeThisQuery(maxNumTerms,analyzer);
		fbq.setIgnoreTF(DOMUtils.getAttribute(e,"ignoreTF",defaultIgnoreTF));
		for(int i=0;i<nl.getLength();i++)
		{
			Element fieldElem=(Element) nl.item(i);
			float minSimilarity=DOMUtils.getAttribute(fieldElem,"minSimilarity",defaultMinSimilarity);
			int prefixLength=DOMUtils.getAttribute(fieldElem,"prefixLength",defaultPrefixLength);
			String fieldName=DOMUtils.getAttributeWithInheritance(fieldElem,"fieldName");
			
			String value=DOMUtils.getText(fieldElem);
			fbq.addTerms(value,fieldName,minSimilarity,prefixLength);
		}
		fbq.setBoost(DOMUtils.getAttribute(e,"boost",1.0f));

		return fbq;