@CLASSPATH@${classpath} initialize variables for this build file clean generated files compile source code copy properties generate javadoc package the .class files as a .jar file extracts content from jar files in lib directory package the .class files as an executable .jar file

list the available tasks in this ant script clean: remove the generated class files and javadoc compile: compile the code to class files test: runs JUnit test suite build: exports the project as a jar javadoc: generate javadoc for the source code usage: display this message