View Javadoc
1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.rng.sampling.distribution;
18  
19  import java.util.Arrays;
20  
21  /**
22   * Data store for {@link DiscreteSamplerParametricTest}.
23   */
24  class DiscreteSamplerTestData {
25      private final DiscreteSampler sampler;
26      private final int[] points;
27      private final double[] probabilities;
28  
29      DiscreteSamplerTestData(DiscreteSampler sampler,
30                              int[] points,
31                              double[] probabilities) {
32          this.sampler = sampler;
33          this.points = points.clone();
34          this.probabilities = probabilities.clone();
35      }
36  
37      public DiscreteSampler getSampler() {
38          return sampler;
39      }
40  
41      public int[] getPoints() {
42          return points.clone();
43      }
44  
45      public double[] getProbabilities() {
46          return probabilities.clone();
47      }
48  
49      @Override
50      public String toString() {
51          final int len = points.length;
52          final String[] p = new String[len];
53          for (int i = 0; i < len; i++) {
54              p[i] = "p(" + points[i] + ")=" + probabilities[i];
55          }
56          return sampler.toString() + ": " + Arrays.toString(p);
57      }
58  }