Ant-Contrib library This library is for contributed Ant tasks that have not been approved for inclusion into the ant core or optional library. Requirements ------------------------- Runtime: Requires APACHE Ant Version 1.5 or above. Note, that output handlers on the ForEach task will not properly report the task which is outputting the message unless you are using Ant version 1.5.2 or greater. In addition, the task will not work on versions prior to Ant 1.6 Compilation: Requires Ant Version 1.6 or greater to compile and build the package. Inclusion in your project ------------------------- The easiest way to use the tasks is to use in your build file. If the jar file is on your CLASSPATH or in ANT_HOME/lib you can even simplify this to read For projects which will run under 1.5 versions, you would use the .properties file instead of the antlib.xml file: