<target name="proxy">

	<property name="proxy.host" value="https://myproxy.com"/>

	<property name="proxy.port" value="8080"/>

	<property name="proxy.user" value="myusername"/>

	<property name="proxy.pass" value="mypassword"/>

	<setproxy proxyhost="${proxy.host}" proxyport="${proxy.port}" proxyuser="${proxy.user}" proxypassword="${proxy.pass}"/>

</target>