JDK-8044671 : NPE from JapaneseEra when a new era is defined in calendar.properties
  • Type: Bug
  • Component: core-libs
  • Sub-Component: java.time
  • Affected Version: 8u5
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • Submitted: 2014-06-03
  • Updated: 2016-06-13
  • Resolved: 2014-08-01
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JDK 8 JDK 9
8u40Fixed 9 b26Fixed
Related Reports
Relates :  
JDK-8019185 - Inconsistency between JapaneseEra start dates and java.util.JapaneseImperialDate
Description
A NullPointerException is thrown from java.time.chrono.JapaneseEra if a new 
era has been defined in calendar.properties

Exception in thread "main" java.lang.NullPointerException
        at java.time.chrono.JapaneseEra.privateEraFrom(JapaneseEra.java:271)
        at 
java.time.chrono.JapaneseDate.toPrivateJapaneseDate(JapaneseDate.java:502)
        at java.time.chrono.JapaneseDate.<init>(JapaneseDate.java:333)
        at java.time.chrono.JapaneseDate.of(JapaneseDate.java:255)
        at JapaneseNewEra.main(JapaneseNewEra.java:16)
Comments
to test, copy attached calendars.properties to JAVA_HOME/jre/lib and run the test: import java.time.chrono.*; public class JapaneseNewEra { public static void main(String[] args) { JapaneseDate date = JapaneseDate.of(2100,1,1); } }
23-07-2014