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package org.apache.lucene.queryParser.standard.builders;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import org.apache.lucene.index.Term;
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import org.apache.lucene.queryParser.core.QueryNodeException;
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import org.apache.lucene.queryParser.core.nodes.QueryNode;
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import org.apache.lucene.queryParser.standard.nodes.PrefixWildcardQueryNode;
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import org.apache.lucene.queryParser.standard.processors.MultiTermRewriteMethodProcessor;
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import org.apache.lucene.search.MultiTermQuery;
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import org.apache.lucene.search.PrefixQuery;
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* Builds a {@link PrefixQuery} object from a {@link PrefixWildcardQueryNode}
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public class PrefixWildcardQueryNodeBuilder implements StandardQueryBuilder {
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public PrefixWildcardQueryNodeBuilder() {
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public PrefixQuery build(QueryNode queryNode) throws QueryNodeException {
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PrefixWildcardQueryNode wildcardNode = (PrefixWildcardQueryNode) queryNode;
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String text = wildcardNode.getText().subSequence(0, wildcardNode.getText().length() - 1).toString();
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PrefixQuery q = new PrefixQuery(new Term(wildcardNode.getFieldAsString(), text));
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MultiTermQuery.RewriteMethod method = (MultiTermQuery.RewriteMethod)queryNode.getTag(MultiTermRewriteMethodProcessor.TAG_ID);
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q.setRewriteMethod(method);