Flex ant task

 <project name="sample" default="build" basedir=".">
  <taskdef resource="flexTasks.tasks" classpath="lib/flexTasks.jar" />
  <property name="FLEX_HOME" value="/path/to/flex/sdk" />
  <target name="build">
   <mxmlc debug="true" optimize="true" warn-duplicate-variable-def="false" warn-no-type-decl="false" warn-missing-namespace-decl="false" show-binding-warnings="false" fork="true">
    <jvmarg value="-Xmx1048M" />
    <jvmarg value="-Xms256M" />
 
    <locale>en_US</locale>
    <locale>th_TH</locale>
 
    <compiler.library-path dir="libs" append="true">
     <include name="*.swc" />
    </compiler.library-path>
 
    <source-path>src</source-path>
    <source-path>resources/{locale}</source-path>
    <source-path path-element="external/components/path" />
   </mxmlc>
  </target>
 </project>