ProGuard configuration for Guava with obfuscation and optimization

Question

Looking for a ProGuard configuration for Guava that will obfuscate and optimize, as the default one that is provided on the website does not.

Not only that I cannot

Answer 1

Now that Guava 19.0 is released, I found that I had to add these rules.

-keep class com.google.j2objc.annotations.** { *; }
-dontwarn   com.google.j2objc.annotations.**
-keep class java.lang.ClassValue { *; }
-dontwarn   java.lang.ClassValue
-keep class org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement { *; }
-dontwarn   org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement