copy_files.sh

#!/bin/bash
cp -R src/main/resources/* target/u.lstoll.net-1.0-SNAPSHOT/WEB-INF/classes
cp -R target/classes/* target/u.lstoll.net-1.0-SNAPSHOT/WEB-INF/classes
cp -R src/main/webapp/* target/u.lstoll.net-1.0-SNAPSHOT/

server.sh

#!/bin/bash
trap 'kill $(jobs -p)' INT TERM EXIT
mvn package
ruby dev_scripts/stakeout.rb dev_scripts/copy_files.sh target/classes src/main/webapp &
mvn scala:cc &
dev_appserver.sh target/u.lstoll.net-1.0-SNAPSHOT &
wait

stakeout.rb

require 'pp'

if ARGV.size < 2
    puts "Usage: stakeout.rb <command> [files to watch]+"
    exit 1
end

command = ARGV.shift
files = {}

ARGV.each do |arg|
  Dir[arg+"/**/*"].each { |file|
    files[file] = File.mtime(file)
  }
end
pp files

loop do

  sleep 1

  changed_file, last_changed = files.find { |file, last_changed|
    File.mtime(file) > last_changed
  }

  if changed_file
    files[changed_file] = File.mtime(changed_file)
    puts "=> #{changed_file} changed, running #{command}"
    system(command)
    puts "=> done"
  end