Uses of Class
Provides classes that are fundamental to the design of the Java programming language.
Uses of ThreadLocal in java.lang
Subclasses of ThreadLocal in java.lang Modifier and Type Class Description
InheritableThreadLocal<T>This class extends
ThreadLocalto provide inheritance of values from parent thread to child thread: when a child thread is created, the child receives initial values for all inheritable thread-local variables for which the parent has values.