package java.lang; import checkers.nullness.quals.*; @checkers.quals.DefaultQualifier("checkers.nullness.quals.NonNull") public class ThreadLocal<T> { public ThreadLocal() { throw new RuntimeException("skeleton method"); } public T get() { throw new RuntimeException("skeleton method"); } public void set(T a1) { throw new RuntimeException("skeleton method"); } public void remove() { throw new RuntimeException("skeleton method"); } }