build.xml

<project name="ExcelReplaceAll" default="compile" basedir=".">

  <description>Replace all string in excel using Apache POI.</description>

  <property name="version" value="5.1.0"/>

  <path id="classpath">
    <pathelement path="./classes" />
    <pathelement path="./lib/poi.jar" />
  </path>

  <target name="clean" description="Deletes all build files.">
    <delete dir="./classes"/>
  </target>

  <target name="compile" description="Compiles the java source files of the library.">
    <mkdir dir="./classes"/> 
    <native2ascii src="src" dest="classes">
      <include name="**/*.ini" />
    </native2ascii>
    <javac destdir="./classes" debug="true" optimize="false" deprecation="true" includeantruntime="false" encoding="UTF-8">
      <classpath refid="classpath"/>
      <src path="./src"/>
    </javac>
  </target>

  <target name="run">
    <java classname="Main" fork="true" dir="./">
      <classpath refid="classpath"/>
    </java>
  </target>

</project>