Versioned jars (like MyCode-1.2.jar) can be easily generated with ant.
First you have to set the necessary Properties:
<property name="major-version-number" value="0" /> <property name="project-name" value="${ant.project.name}" /> <property name="src" value="src"/> <property name="build" value="bin" />
Then you need a compile-task:
<target name="compile" description="compile the source" > <javac srcdir="${src}" destdir="${build}"/> </target>
Then you need a method for generating jars:
<target name="jar-version"> <buildnumber /> <property name="version-number" value="${major-version-number}.${build.number}" /> <jar basedir="bin" destfile="build-version/${project-name}-${version-number}.jar"> <manifest> <attribute name="Built-By" value="${builder}" /> <attribute name="Built-On" value="${build-info.current-date}" /> <attribute name="Built-At" value="${build-info.current-time}" /> <attribute name="Implementation-Version" value="${version-number}" /> </manifest> </jar> </target>
At last you need a method that compiles the files, generates the build-number and the jar-File:
<target name="build-jar-version"> <antcall target="compile" /> <mkdir dir="build-version" /> <antcall target="jar-version" /> </target>