添加源（包含您的类的jar文件）调试配置

调试为>调试配置>来源>添加

I'm new in java ...I have this when used break point in the code

source not found .....> Edit source look up path

then i added src.zip of Jdk1.6.0_38 for rt.jar by windows>preferences>installedJRE>source attahchment of rt.jar

and got this after i returned to breakpoint

I'm on ubuntu 12.04 and eclipse Kepler

what can i do to solve this ?

add the source (jar file which contains your class) in the debug configuration

Debug as> Debug Configurations> Source > Add