lucene/queryparser/src/test/org/apache/lucene/queryparser/flexible/spans/SpanTermQueryNodeBuilder.java

/*
 * 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.
 */
package org.apache.lucene.queryparser.flexible.spans;

import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.flexible.core.QueryNodeException;
import org.apache.lucene.queryparser.flexible.core.nodes.FieldQueryNode;
import org.apache.lucene.queryparser.flexible.core.nodes.QueryNode;
import org.apache.lucene.queryparser.flexible.standard.builders.StandardQueryBuilder;
import org.apache.lucene.search.spans.SpanTermQuery;

/**
 * This builder creates {@link SpanTermQuery}s from a {@link FieldQueryNode}
 * object.
 */
public class SpanTermQueryNodeBuilder implements StandardQueryBuilder {

  @Override
  public SpanTermQuery build(QueryNode node) throws QueryNodeException {
    FieldQueryNode fieldQueryNode = (FieldQueryNode) node;

    return new SpanTermQuery(new Term(fieldQueryNode.getFieldAsString(),
        fieldQueryNode.getTextAsString()));

  }

}