gitgrab.sh

#!/bin/bash
	# Pulls changes from github and copies them to the appropriate tomcat container
	# Henry Olson, 2014
	changes=0
	#app names and classes go in this key->value associative array
	declare -A aa
	aa["FirstApp"]="formServlet"
	aa["HelloApp"]="helloServlet"
	#loop through associative array
	for n in "${!aa[@]}"
	do
	cd /Documents/$n
	#only update if there is something to grab
	git fetch origin
	x=$(git diff master origin/master)
	if [ -z "$x" ]
	then
	continue
	fi
	#pull changes and copy to tomcat directory
	git pull https://github.com/holson1/$n.git master
	cp -u ${aa[$n]}.class /opt/apache-tomcat-7.0.47/webapps/$n/WEB-INF/classes/
	#if we made it here, there have been changes warranting a restart
	changes=1
	done
	#restart tomcat to see changes
	if [ $changes -eq 1 ]
	then
	service tomcat restart
	fi