Characterizing Software Stability via Change Propagation Simulation

Table 2

Descriptions of the subject software systems.

Systems	Version	Domain	Directory	KLOC	#P	#C	#M	#A	URL
jdk	1.3.0	sdk	src	238.606	79	2883	25134	9999	https://www.oracle.com/java/
tomcat	6.0.20	middleware	src	156.911	103	1,395	15136	7182	http://tomcat.apache.org
ant	1.6.1	parsers	src/main	81.515	67	900	7691	4167	http://ant.apache.org
jfreechart	1.0.19	tool	source	97.880	40	648	9006	2940	http://www.jfree.org/jfreechart/
struts	2.5.2	middleware	src/core	48.347	68	633	3518	1571	https://struts.apache.org
mybatis	3	middleware	src	20.385	54	317	2411	782	http://www.mybatis.org