build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="ToDoListApp" default="run" basedir=".">
  
  <!-- Define variables -->
  <property name="src.dir" location="src"/>
  <property name="build.dir" location="build"/>
  <property name="dist.dir" location="dist"/>
  <property name="main.class" value="Main"/> 

  <!-- Target to clean the build and dist directories -->
  <target name="clean">
    <echo>Cleaning build and dist directories...</echo>
    <delete dir="${build.dir}"/>
    <delete dir="${dist.dir}"/>
  </target>

  <!-- Target to compile the source code -->
  <target name="compile" depends="clean">
    <mkdir dir="${build.dir}"/>
    <javac srcdir="${src.dir}" destdir="${build.dir}">
      <include name="**/*.java"/>
    </javac>
    <echo>Compilation complete.</echo>
  </target>

  <!-- Target to create a JAR file -->
  <target name="jar" depends="compile">
    <mkdir dir="${dist.dir}"/>
    <jar destfile="${dist.dir}/ToDoListApp.jar" basedir="${build.dir}">
      <manifest>
        <attribute name="Main-Class" value="${main.class}"/>
      </manifest>
    </jar>
    <echo>JAR file created in ${dist.dir}/ToDoListApp.jar</echo>
  </target>

  <!-- Target to run the application -->
  <target name="run" depends="compile">
    <java classname="${main.class}" fork="true">
      <classpath>
        <pathelement path="${build.dir}"/>
      </classpath>
    </java>
  </target>

  <!-- Target to clean, compile, create JAR, and run the application -->
  <target name="full-build" depends="jar,run">
    <echo>Full build completed: compiled, packaged, and running the application.</echo>
  </target>

</project>