1package com.beust.jcommander;
2
3import com.beust.jcommander.converters.FileConverter;
4
5import java.io.File;
6
7public class ArgsValidate2 {
8  public static class FailingValidator implements IValueValidator<File> {
9
10    public void validate(String name, File value) throws ParameterException {
11      throw new ParameterException("Validation will always fail:" + name + " " + value);
12    }
13
14  }
15
16  public static final String POSSIBLE_TEMPLATE_FILE = "mayOrMayNotExist.template";
17
18  @Parameter(names = { "-template"},
19      description = "The default file may or may not exist",
20      converter = FileConverter.class,
21      validateValueWith = FailingValidator.class
22      )
23  public File template = new File(POSSIBLE_TEMPLATE_FILE);
24}
25