Short jruby function to require all jar files from a maven classpath.

maven_require.rb

# Require the jar files from a Maven classpath in JRuby
#
# ==== Attributes
# * +path+ to the project root directory where Maven should be run
#
def maven_require(path)
	save_dir = Dir.getwd
	throw "could not change to dir #{path}" unless Dir.exists?(path)
	begin
		Dir.chdir(path)
		data = %x[mvn -X clean compile]
		cp = nil
		lines = data.split("\n")
		lines.each { |line|
			if line =~ /classpathElements = \[(.*)\]/
				cp = $1
				break
			end
		}
		if cp
			entries = cp.split(",")
			entries.each {|entry|
				if entry =~ /(\s*)(.*)\.jar/
					jar_path = $2 + ".jar"
					require jar_path
					puts "required #{jar_path}"
				end # if entry
			} # entries.each
		end # if cp
	ensure
		Dir.chdir(save_dir) if save_dir
	end
	return "done"
end