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args4J をScalaから使う
package com.github.masahitojp
import org.kohsuke.args4j.CmdLineException
import org.kohsuke.args4j.CmdLineParser
import org.kohsuke.args4j.Option
import grizzled.slf4j.Logger
import scala.collection.JavaConversions._
import scala.util.control.Exception._
object Args4j {
val logger = Logger[this.type]
def main(args: Array[String]) {
val args1 = args.toList
val args4j: Args4j = new Args4j
val parser= new CmdLineParser(args4j)
allCatch either parser.parseArgument(args1) match {
case Right(x) => {
if (!args4j.doPrintUsage){
System.out.println("ID:" + args4j.id)
System.out.println("Name:" + args4j.name)
System.out.println("Debug:" + args4j.isDebug)
System.out.println("Optional:" + args4j.optional)
}
else{
parser.printUsage(System.out)
}
}
case Left(e:CmdLineException) => {
logger.warn(e.printStackTrace())
parser.printSingleLineUsage(System.out)
}
}
}
}
class Args4j {
@Option(name = "-i", metaVar = "id", usage = "user id") private var id: Int = 0
@Option(name = "-n", metaVar = "name", usage = "user name") private var name: String = null
@Option(name = "-h", aliases = Array("--help"), usage = "print help") private var doPrintUsage: Boolean = false
@Option(name = "-d", aliases = Array("--debug"), usage = "debug option") private var isDebug: Boolean = false
@Option(name = "-o", usage = "optional args", required = false) private var optional: String = null
}
import sbt._
import sbt.Keys._
object Args4sBuild extends Build {
lazy val args4s = Project(
id = "args4s",
base = file("."),
settings = Project.defaultSettings ++ Seq(
name := "args4s",
organization := "com.github.masahitojp",
version := "0.1-SNAPSHOT",
scalaVersion := "2.9.2" ,
// add other settings here
resolvers += "jenkins-repository" at "http://repo.jenkins-ci.org/public/",
libraryDependencies ++= Seq(
"args4j" % "args4j" % "2.0.21",
// test
"org.specs2" %% "specs2" % "1.9" % "test",
//log
"org.clapper" %% "grizzled-slf4j" % "0.6.9",
"ch.qos.logback" % "logback-classic" % "1.0.1"
)
)
)
}
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