package org.apache.lucene.queryParser.spans;
/**
* 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.
*/
import org.apache.lucene.queryParser.core.nodes.FieldableNode;
import org.apache.lucene.util.Attribute;
/**
* This attribute is used by the {@link UniqueFieldQueryNodeProcessor}
* processor. It holds a value that defines which is the unique field name that
* should be set in every {@link FieldableNode}.<br/>
* <br/>
*
* @see UniqueFieldQueryNodeProcessor
*/
public interface UniqueFieldAttribute extends Attribute {
public void setUniqueField(CharSequence uniqueField);
public CharSequence getUniqueField();
}