ExternalNotificationListenerTest

FINE	thread=1	Using digest version v2, algorithm=SHA-256
FINE	thread=1	Digest='YAuJOh0kpMpFyztQdbolgwWxeRU+PzS+Ev9yn3WGQio=' , 2ms
FINEST	thread=1	Signature is already in history.
FINER	thread=1	[null] product type 'shakemap2' not included
FINE	thread=1	Using digest version v2, algorithm=SHA-256
FINE	thread=1	Digest='646Uwk2yRc6trbJKekR32l1HlqE1GbV6ZM+xkEC/HeI=' , 2ms
FINEST	thread=1	Signature is already in history.
FINE	thread=1	Using digest version v2, algorithm=SHA-256
FINE	thread=1	Digest='U6K65bqop207f1bFp2FFtdEJRvOX97hDQ+9hstjkGHg=' , 3ms
FINEST	thread=1	Signature is already in history.
FINE	thread=164	[null] running event archive policy (testPolicy)
WARNING	thread=164	[null] exception running event archive policy (testPolicy) 
java.lang.NullPointerException: Cannot invoke "java.sql.Connection.prepareStatement(String)" because the return value of "gov.usgs.earthquake.indexer.JDBCProductIndex.getConnection()" is null
	at gov.usgs.earthquake.indexer.JDBCProductIndex.getEvents(JDBCProductIndex.java:232)
	at gov.usgs.earthquake.indexer.Indexer.purgeExpiredProducts(Indexer.java:1838)
	at gov.usgs.earthquake.indexer.Indexer$1.run(Indexer.java:1785)
	at java.base/java.util.TimerThread.mainLoop(Timer.java:566)
	at java.base/java.util.TimerThread.run(Timer.java:516)
INFO	thread=164	[null] purged 0 expired events and 0 expired unassociated products.
FINER	thread=1	[null] product type 'shakemap' excluded