src/main/java/org/apache/accumulo/testing/performance/Report.java

/*
 * 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.
 */

package org.apache.accumulo.testing.performance;

import java.util.List;
import java.util.LongSummaryStatistics;

import org.apache.accumulo.testing.performance.Result.Purpose;

import com.google.common.collect.ImmutableList;

public class Report {
  public final String id;
  public final String description;
  public final List<Result> results;
  public final List<Parameter> parameters;

  public Report(String id, String description, List<Result> results, List<Parameter> parameters) {
    this.id = id;
    this.description = description;
    this.results = ImmutableList.copyOf(results);
    this.parameters = ImmutableList.copyOf(parameters);
  }

  public static class Builder {
    private String id;
    private String description = "";
    private final ImmutableList.Builder<Result> results = new ImmutableList.Builder<>();
    private final ImmutableList.Builder<Parameter> parameters = new ImmutableList.Builder<>();

    private Builder() {}

    public Builder id(String id) {
      this.id = id;
      return this;
    }

    public Builder description(String desc) {
      this.description = desc;
      return this;
    }

    public Builder result(String id, LongSummaryStatistics stats, String description) {
      results.add(new Result(id, new Stats(stats.getMin(), stats.getMax(), stats.getSum(),
          stats.getAverage(), stats.getCount()), description, Purpose.COMPARISON));
      return this;
    }

    public Builder result(String id, Number data, String description) {
      results.add(new Result(id, data, description, Purpose.COMPARISON));
      return this;
    }

    public Builder result(String id, long amount, long time, String description) {
      results.add(new Result(id, amount / (time / 1000.0), description, Purpose.COMPARISON));
      return this;
    }

    public Builder info(String id, LongSummaryStatistics stats, String description) {
      results.add(new Result(id, new Stats(stats.getMin(), stats.getMax(), stats.getSum(),
          stats.getAverage(), stats.getCount()), description, Purpose.INFORMATIONAL));
      return this;
    }

    public Builder info(String id, long amount, long time, String description) {
      results.add(new Result(id, amount / (time / 1000.0), description, Purpose.INFORMATIONAL));
      return this;
    }

    public Builder info(String id, Number data, String description) {
      results.add(new Result(id, data, description, Purpose.INFORMATIONAL));
      return this;
    }

    public Builder parameter(String id, Number data, String description) {
      parameters.add(new Parameter(id, data.toString(), description));
      return this;
    }

    public Builder parameter(String id, String data, String description) {
      parameters.add(new Parameter(id, data, description));
      return this;
    }

    public Report build() {
      return new Report(id, description, results.build(), parameters.build());
    }
  }

  public static Builder builder() {
    return new Builder();
  }

}