Class DirFileSystemValidator

src/tools/ConfigMetaType.java:370–383

Title: DirFileSystemValidator Description: Validator for fully qualified file names where the parent directory must exist but the file is optional

   * must exist but the file is optional</p> 
   */
  public static class DirFileSystemValidator implements ArgValueValidator {

    @Override
    public void validate(final ConfigurationItem citem) {
      final String name = citem.getValue();
      if(name==null || name.trim().isEmpty()) return;
      final File f = new File(citem.getValue()).getAbsoluteFile();
      final File dir = f.getParentFile();
      if(dir.exists() && dir.isDirectory()) return;
      if(!dir.exists()) throw new IllegalArgumentException("No directory named [" + dir + "] exists. Invalid value for config item:" + citem.getKey());
      if(!dir.isDirectory()) throw new IllegalArgumentException("Specified parent directory [" + dir + "] is not a directory. Invalid value for config item:" + citem.getKey());
    }
    
  }
  

  /**