android - -keep option in proguard-rules.pro -

sorry beginner level question because beginner.so question helpful others.

my java class :

   public class dog{    string breed;    int agec    string color;     void barking(){    }     void hungry(){    }     void sleeping(){    } } 

proguard keep line object

-keep public class mypackagename.dog 

my question after compile class dog's member variables , method obfuscated or not??

sorry bad english :(

if u use keep option wont obfuscated . like

-keep class mypackagename.dog.** { *; }