Ant macros for parametrized builds

build.xml

<!-- use Ant macrodef for to simplify building similar WAR files for test and production -->

    <macrodef name="build-war">
        <attribute name="wartype" />
        <sequential>
            <mkdir dir="${dist}/@{wartype}"/>

            <war warfile="${dist}/@{wartype}/${ant.project.name}.war" webxml="etc/web-@{wartype}.xml">
                <classes dir="${path-to-classes}"/>
                <mappedresources>
                    <fileset dir="etc">
                        <include name="context-@{wartype}.xml"/>
                    </fileset>
                    <globmapper from="*-@{wartype}.xml" to="META-INF/*.xml"/>
                </mappedresources>
                <lib dir="lib">
                    <exclude name="servlet-api.jar"/>
                    <exclude name="Xerces-J-bin.2.6.2.jar"/>
                    <exclude name="activation.jar"/>
                    <exclude name="mail.jar"/>
                    <exclude name="ojdbc6.jar"/>
                    <exclude name="xerces.jar"/>
                </lib>
                <fileset dir="web">
                    <exclude name="WEB-INF/web.xml"/>
                    <exclude name="META-INF/context.xml"/>
                </fileset>
            </war>
        </sequential>
    </macrodef>

    <target name="dist-test" depends="compile">
        <build-war wartype="test" />
    </target>


    <target name="dist-prod" depends="compile">
        <build-war wartype="prod" />
    </target>