1 package org.apache.lucene.benchmark.byTask.tasks;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
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16 * See the License for the specific language governing permissions and
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20 import org.apache.lucene.benchmark.byTask.PerfRunData;
21 import org.apache.lucene.index.IndexWriter;
24 * Runs forceMerge on the index.
25 * <br>Other side effects: none.
27 public class ForceMergeTask extends PerfTask {
29 public ForceMergeTask(PerfRunData runData) {
33 int maxNumSegments = -1;
36 public int doLogic() throws Exception {
37 if (maxNumSegments == -1) {
38 throw new IllegalStateException("required argument (maxNumSegments) was not specified");
40 IndexWriter iw = getRunData().getIndexWriter();
41 iw.forceMerge(maxNumSegments);
42 //System.out.println("forceMerge called");
47 public void setParams(String params) {
48 super.setParams(params);
49 maxNumSegments = Double.valueOf(params).intValue();
53 public boolean supportsParams() {