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authorCedric Beust <cedric@beust.com>2011-06-29 16:30:32 -0700
committerCedric Beust <cedric@beust.com>2011-06-29 16:30:32 -0700
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Scala doc update.
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JCommander will then use the default locale to resolve your descriptions.
+<h2><a class="section" name="Scala">JCommander in Scala</a></h2>
+
+Here is a quick example of how to use JCommander in Scala (courtesy of Patrick Linskey):
+
+<pre class="brush: java">
+import java.io.File
+import com.beust.jcommander.{JCommander, Parameter}
+import collection.JavaConversions._
+
+object Main {
+ object Args {
+ // Declared as var because JCommander assigns a new collection; declared
+ // as java.util.List because that's what JCommander will replace with.
+ // It'd be nice if JCommander would just use the provided List so this
+ // could be a val and a Scala LinkedList.
+ @Parameter(
+ names = Array("-f", "--file"),
+ description = "File to load. Can be specified multiple times.")
+ var file: java.util.List[String] = null
+ }
+
+ def main(args: Array[String]): Unit = {
+ new JCommander(Args, args.toArray: _*)
+ for (filename <- Args.file) {
+ val f = new File(filename)
+ printf("file: %s\n", f.getName)
+ }
+ }
+}
+</pre>
+
<h2><a class="section" name="More_examples">More examples</a></h2>
TestNG uses JCommander to parse its command line, here is <a href="http://github.com/cbeust/testng/blob/master/src/main/java/org/testng/CommandLineArgs.java">its definition file</a>.