install and apply ant-contrib in build.xml (windows)
1. to install the ant-contrib you have to put the ant-contrib.jar to ${ANT_HOME}/lib 2. to apply the ant-contrib, you have to import it first put following in the tag 3. usually execute ant with following commands: @echo off set ANT_HOME=D:\eclipse\plugins\org.apache.ant_1.7.1.v20090120-1145 call “%ANT_HOME%\bin\ant.bat” -f buildModules.xml Final. a simple solution is to install winant.