build.xml

<project name="Calculadora-IMC" default="dist" basedir="." >

	<description>
    simple example build file
  </description>
	<!-- set global properties for this build -->
	<property name="src" location="src" />
	<property name="build" location="build" />
	<property name="dist" location="dist" />

	<path id="classpath">
		<pathelement location="${dir.build}" />
	</path>

	<target name="test">
		<junit haltonerror="yes" haltonfailure="yes">
			<classpath>
				<pathelement location="bin" />
				<pathelement location="lib/junit-4.10.jar" />
			</classpath>
			<batchtest>
				<fileset dir="test">
					<include name="**/*Test*" />
				</fileset>
			</batchtest>
			<formatter type="brief" usefile="false" />
		</junit>
	</target>

	<target name="init" depends="test">
		<!-- Create the time stamp -->
		<tstamp />
		<!-- Create the build directory structure used by compile -->
		<mkdir dir="${build}" />
	</target>


	<target name="compile" depends="init" description="compile the source">
		<!-- Compile the java code from ${src} into ${build} -->
		<javac srcdir="${src}" destdir="${build}" />
	</target>


	<target name="dist" depends="compile" description="generate the distribution">
		<!-- Create the distribution directory -->
		<mkdir dir="${dist}/lib" />

		<!-- Put everything in ${build} into the MyProject-${DSTAMP}.jar file -->
		<jar jarfile="${dist}/lib/Calculadora-IMC-${DSTAMP}.jar" basedir="${build}" />
	</target>

	<target name="clean" description="clean up">
		<!-- Delete the ${build} and ${dist} directory trees -->
		<delete dir="${build}" />
		<delete dir="${dist}" />
	</target>
</project>