matrixmath/build.xml

<?xml version="1.0"?>
<project name="HelloWorld" basedir="." default="main">

  <property name="src.dir" value="src"/>
  <property name="build.dir" value="build"/>
  <property name="jar.dir" value="${build.dir}/jar"/>
  <property name="classes.dir" value="${build.dir}/classes"/>
  <property name="lib.dir" value="lib"/>

  <property name="main-class" value="hbb.HelloWorld"/>

  <path id="classpath">
    <fileset dir="${lib.dir}" includes="**/*.jar"/>
  </path>
  <path id="application" location="${jar.dir}/${ant.project.name}.jar"/>

  <target name="clean">
    <delete dir="${build.dir}"/>
  </target>

  <target name="compile">
    <mkdir dir="${classes.dir}"/>
    <javac srcdir="src" destdir="${classes.dir}" classpathref="classpath"/>
  </target>

  <target name="jar" depends="compile">
    <mkdir dir="${jar.dir}"/>
    <jar destfile="${jar.dir}/HelloWorld.jar" basedir="${classes.dir}">
      <manifest>
        <attribute name="Main-Class" value="${main-class}"/>
      </manifest>
    </jar>
  </target>

  <target name="run" depends="jar">
    <java fork="true" classname="${main-class}">
      <classpath>
        <path refid="classpath"/>
        <path location="${jar.dir}/${ant.project.name}.jar"/>
      </classpath>
    </java>
  </target>

  <target name="junit" depends="jar">
    <junit printsummary="yes">
      <classpath>
        <path refid="classpath"/>
        <path refid="application"/>
      </classpath>
      <batchtest fork="yes">
        <fileset dir="${src.dir}" includes="**/*Test.java"/>
      </batchtest>
    </junit>
  </target>

  <target name="clean-build" depends="clean,jar"/>

  <target name="main" depends="clean,run"/>

</project>
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