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Apache Lucene (module: benchmark)
There is a newer version: 9.11.1
package org.apache.lucene.benchmark.byTask.tasks;

/**
 * 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 java.util.Iterator;
import java.util.List;

import org.apache.lucene.benchmark.byTask.PerfRunData;
import org.apache.lucene.benchmark.byTask.stats.Report;
import org.apache.lucene.benchmark.byTask.stats.TaskStats;

/**
 * Report all statistics with no aggregations.
 * 
Other side effects: None.
 */
public class RepAllTask extends ReportTask {

  public RepAllTask(PerfRunData runData) {
    super(runData);
   }

  public int doLogic() throws Exception {
    Report rp = reportAll(getRunData().getPoints().taskStats());
    
    System.out.println();
    System.out.println("------------> Report All ("+rp.getSize()+" out of "+rp.getOutOf()+")");
    System.out.println(rp.getText());
    System.out.println();
    return 0;
  }
  
  /**
   * Report detailed statistics as a string
   * @return the report
   */
  protected Report reportAll(List taskStats) {
    String longestOp = longestOp(taskStats.iterator());
    boolean first = true;
    StringBuffer sb = new StringBuffer();
    sb.append(tableTitle(longestOp));
    sb.append(newline);
    int reported = 0;
    Iterator it = taskStats.iterator();
    while (it.hasNext()) {
      TaskStats stat = (TaskStats) it.next();
      if (stat.getElapsed()>=0) { // consider only tasks that ended
        if (!first) {
          sb.append(newline);
        }
        first = false;
        String line = taskReportLine(longestOp, stat);
        reported++;
        if (taskStats.size()>2 && reported%2==0) {
          line = line.replaceAll("   "," - ");
        }
        sb.append(line);
      }
    }
    String reptxt = (reported==0 ? "No Matching Entries Were Found!" : sb.toString());
    return new Report(reptxt,reported,reported,taskStats.size());
  }

}