https://github.com/unclebob/javaargs

The Java version of the Args Program.
https://github.com/unclebob/javaargs

Last synced: about 1 month ago
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The Java version of the Args Program.

• Host: GitHub
• URL: https://github.com/unclebob/javaargs
• Owner: unclebob
• Created: 2008-12-26T17:29:38.000Z (about 16 years ago)
• Default Branch: master
• Last Pushed: 2020-01-21T17:14:52.000Z (almost 5 years ago)
• Last Synced: 2023-04-12T14:17:33.867Z (over 1 year ago)
• Language: Java
• Homepage: http://butunclebob.com/ArticleS.UncleBob.CleanCodeArgs
• Size: 127 KB
• Stars: 51
• Watchers: 9
• Forks: 52
• Open Issues: 1
• Metadata Files:
  • Readme: README

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README

        
This is the java version of the Args program described in: http://butunclebob.com/ArticleS.UncleBob.CleanCodeArgs

public class ArgsMain {

  public static void main(String[] args) {

    try {

      Args arg = new Args("l,p#,d*", args);

      boolean logging = arg.getBoolean('l');

      int port = arg.getInt('p');

      String directory = arg.getString('d');

      executeApplication(logging, port, directory);

    } catch (ArgsException e) {

      System.out.printf("Argument error: %s\n", e.errorMessage());

    }

  }

  private static void executeApplication(boolean logging, int port, String directory) {

    System.out.printf("logging is %s, port:%d, directory:%s\n",logging, port, directory);

  }

}

Schema:

 - char    - Boolean arg.

 - char*   - String arg.

 - char#   - Integer arg.

 - char##  - double arg.

 - char[*] - one element of a string array.

Example schema: (f,s*,n#,a##,p[*])

Coresponding command line: "-f -s Bob -n 1 -a 3.2 -p e1 -p e2 -p e3