"dashboardRefreshContainer-8" - Thread t@1384
java.lang.Thread.State: RUNNABLE
at sun.util.calendar.ZoneInfo.getLastRule(ZoneInfo.java:638)
- locked <4d70153e> (a sun.util.calendar.ZoneInfo)
at sun.util.calendar.ZoneInfo.getOffsets(ZoneInfo.java:275)
at sun.util.calendar.ZoneInfo.getOffsets(ZoneInfo.java:225)
at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:2024)
at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:1996)
at java.util.Calendar.setTimeInMillis(Calendar.java:1109)
at java.util.Calendar.setTime(Calendar.java:1075)
"TP-Processor38" - Thread t@158
java.lang.Thread.State: RUNNABLE
at sun.util.calendar.ZoneInfo.getLastRule(ZoneInfo.java:638)
- locked <4d70153e> (a sun.util.calendar.ZoneInfo)
at sun.util.calendar.ZoneInfo.getOffsets(ZoneInfo.java:275)
at sun.util.calendar.ZoneInfo.getOffsets(ZoneInfo.java:225)
at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:2024)
at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:1996)
at java.util.Calendar.setTimeInMillis(Calendar.java:1109)
at java.util.Calendar.setTime(Calendar.java:1075)
スレッドは両方とも Runnable であり、同じロックを保持しています。両方のスレッドが両方とも RUNNABLE である間、両方のスレッドが同じアドレスをロックできますか? それはJREのバグですか?