#Java - Code Snippets for '#.Options'

#Java - Code Snippets for '#.Options' - 3 code snippet(s) found

Sample 1. ArrayList of Optional Integers

List<Optional<Integer>> intList = new ArrayList<Optional<Integer>>();



// Add Elements



intList.add(Optional.empty());

intList.add(Optional.of(2));

intList.add(Optional.of(3));

intList.add(Optional.of(4));

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Sample 2. Code Sample / Example / Snippet of org.openjdk.jmh.runner.options.Options

  public static void main(String[] args) throws RunnerException {

    Options opt = new OptionsBuilder()

        .include(PreconditionTest.class.getSimpleName())

        .addProfiler(GCProfiler.class)

        .detectJvmArgs()

        .build();



    new Runner(opt).run();

  }

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Sample 3. Using kohsuke for command line options

Add the following dependency



<dependency>

          <groupId>org.kohsuke.args4j</groupId>

          <artifactId>args4j-maven-plugin</artifactId>

          <version>2.33</version>

</dependency>



In the main class add the following element



@Option(name = "-date", required = true, metaVar = "mmddyyyy", usage = "date for which we want this to happen")

private String date = null;



Within the main method add code to parse command line args and populate date 



public static void main(String args[]){

           try {

         parser.parseArgument(args);

         SimpleDateFormat commandLineDateFormat = new SimpleDateFormat("mmddyyyy", Locale.getDefault());

               Date date = commandLineDateFormat.parse(date);



       } catch (Exception ex){

          ex.printStackTrace();

       }

}

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