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Lucene example source code file (DocFieldConsumer.java)

This example Lucene source code file (DocFieldConsumer.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

docfieldconsumer, docfieldconsumer, docfieldconsumerperthread, fieldinfos, fieldinfos, io, ioexception, ioexception, segmentwritestate, segmentwritestate, util

The Lucene DocFieldConsumer.java source code

package org.apache.lucene.index;

 * 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.

import java.io.IOException;
import java.util.Collection;
import java.util.Map;

abstract class DocFieldConsumer {

  FieldInfos fieldInfos;

  /** Called when DocumentsWriter decides to create a new
   *  segment */
  abstract void flush(Map<DocFieldConsumerPerThread,Collection threadsAndFields, SegmentWriteState state) throws IOException;

  /** Called when an aborting exception is hit */
  abstract void abort();

  /** Add a new thread */
  abstract DocFieldConsumerPerThread addThread(DocFieldProcessorPerThread docFieldProcessorPerThread) throws IOException;

  /** Called when DocumentsWriter is using too much RAM.
   *  The consumer should free RAM, if possible, returning
   *  true if any RAM was in fact freed. */
  abstract boolean freeRAM();

  void setFieldInfos(FieldInfos fieldInfos) {
    this.fieldInfos = fieldInfos;

Other Lucene examples (source code examples)

Here is a short list of links related to this Lucene DocFieldConsumer.java source code file:

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