Ant allows you to write a build script once and use it to rebuild and redeploy your distribution whenever you need to. Ant is especially well suited to Java and contains a number of specialized features intended specifically for the Java developer.
Point your browser to http://jakarta.apache.org/builds/jakarta-ant/release/v1.4.1/bin/ and select the binary zip file. Save the file to a known location.
Open the saved file using a zip unarchiver and extract all the files, preferably to C:\(which will create a directory C:\jakarta-ant-1.4.1). Be sure to click Use Folder Names in the Extract dialog box, if it's offered.
Refer to the ...