build.xml

<?xml version="1.0" encoding="UTF-8" standalone="no"?>

<!-- HelloWorld.scalaをコンパイルしてjarを作成するbuild.xml
環境に合わせてScala-homeを変更してください。 -->

<project default="create-jar" basedir=".">

  <!-- Scala-home （環境に合わせて要変更） -->
  <property name="scala-home" value="path/for/scala" />

  <!-- Target Program Name -->
  <property name="target" value="HelloWorld" />

  <!-- Project-Home -->
  <property name="project-home" value="." />

  <!-- Binaries Directory -->
  <property name="bin.dir" value="${project-home}/bin" />

  <!-- Source Directory -->
  <property name="src.dir" value="${project-home}/src" />

  <!-- Build Directory -->
  <property name="build.dir" value="${project-home}/classes" />

  <!-- Scala library -->
  <property name="target.jar" value="${target}.jar" />
  <property name="scala.lib" value="${scala-home}/lib/scala-library.jar" />

  <!-- Define scalac-->
  <target name="init">
    <taskdef resource="scala/tools/ant/antlib.xml">
    <classpath>
      <pathelement location="${scala-home}/lib/scala-compiler.jar" />
      <pathelement location="${scala.lib}" />
    </classpath>
    </taskdef>
  </target>

  <!-- Build with scalac -->
  <target name="build" depends="init">
    <delete>
      <fileset dir="${build.dir}" includes="**/*.class" />
    </delete>
    <scalac srcdir="${src.dir}" destdir="${build.dir}">
      <classpath>
        <pathelement location="${scala.lib}" />
        <pathelement location="${build.dir}" />
      </classpath>
    </scalac>
  </target>

  <!-- Create Jarfile -->
  <target name="create-jar" depends="build">
    <property name="target.jar" value="${target}.jar" />
    <jar destfile="${bin.dir}/${target.jar}" update="true" filesetmanifest="mergewithoutmain">
      <manifest>
        <attribute name="Main-Class" value="${target}" />
        <attribute name="Class-Path" value="." />
      </manifest>
      <fileset dir="${build.dir}" />
      <zipfileset src="${scala.lib}" excludes="META-INF/*.SF,library.properties" />
    </jar>
  </target>
</project>