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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.statistics.examples.distribution;
18  
19  import java.io.File;
20  import picocli.CommandLine.Option;
21  
22  /**
23   * Standard options for distribution commands.
24   */
25  class DistributionOptions {
26  
27      /** The distribution function. */
28      protected DistributionFunction distributionFunction;
29  
30      /** The field delimiter. */
31      @Option(names = { "--delim" },
32              description = {"Output field delimiter (default: \\t)."})
33      protected String delim = "\t";
34  
35      /** The output file. */
36      @Option(names = { "--out" },
37              paramLabel = "file",
38              description = {"Output file (default: stdout)."})
39      protected File outputFile;
40  
41      /** The output file. */
42      @Option(names = { "--in" },
43              paramLabel = "file",
44              description = {"Input file containing points to evaluate.",
45                             "Overrides configured ranges."})
46      protected File inputFile;
47  
48      /** Flag indicating if an exception should be suppressed during function evaluation.
49       * Exceptions are thrown by the ICDF and ISF functions when the input probability is not in
50       * the interval {@code [0, 1]}. */
51      @Option(names = { "--no-ex", "--no-exception" },
52              description = {"Suppress function evaluation exceptions (returns NaN or integer min value)."})
53      protected boolean suppressException;
54  }