Confused About the "parking" sub state in ParseJStack.java

[DQinYuan]

JavaPerformanceTuning/FirstEdition/JStack/src/net/sdo/ParseJStack.java

Line 266 in 49d6b37

jsp.insertJavaMethod(waitingThreads, true);

JavaPerformanceTuning/FirstEdition/JStack/src/net/sdo/ParseJStack.java

Line 279 in 49d6b37

jsp.insertJavaMethod(blockedThreads, true);

Why
"TIMED_WAITING" state + "parking" sub state -> waitingThreads
But
"WAITING" state + "parking" sub state -> blockedThreads

I think they all belong to waitingThreads.