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Lucene example source code file (FieldSelector.java)

This example Lucene source code file (FieldSelector.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

fieldselector, fieldselector, fieldselectorresult, fieldselectorresult, io, serializable, serializable

The Lucene FieldSelector.java source code

package org.apache.lucene.document;

import java.io.Serializable;
/**
 * Copyright 2004 The Apache Software Foundation
 *
 * Licensed 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.
 */

/**
 * Similar to a {@link java.io.FileFilter}, the FieldSelector allows one to make decisions about
 * what Fields get loaded on a {@link Document} by {@link org.apache.lucene.index.IndexReader#document(int,org.apache.lucene.document.FieldSelector)}
 *
 **/
public interface FieldSelector extends Serializable {

  /**
   * 
   * @param fieldName the field to accept or reject
   * @return an instance of {@link FieldSelectorResult}
   * if the {@link Field} named <code>fieldName should be loaded.
   */
  FieldSelectorResult accept(String fieldName);
}

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