[SYNCOPE-574] NullPointerException in ConnInstanceDataBinder with Java 8

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.2.0, 2.0.0-M1
• Fix Version/s: 1.2.1, 2.0.0-M1
• Component/s: common, core
• Environment: jdk-8u25-windows-x64, Tomcat 7.0.56
• Assignee: Guido Wimmel
• Reporter: Guido Wimmel
• Created: 20/Oct/14 15:21
• Updated: 16/Feb/15 08:07
• Resolved: 22/Oct/14 20:40

Description

Not sure if this can be reproduced, but in my environment, when building Syncope core with Java 8, the ConnnectorTestITCase fails with a NullPointerException (see stack trace below).

17:18:22.561 ERROR org.apache.syncope.core.rest.utils.RestServiceExceptionMapper - Exception thrown by REST method: null
java.lang.NullPointerException
	at org.apache.syncope.common.types.ConnConfProperty.compareTo(ConnConfProperty.java:67) ~[syncope-common-1.2.1-SNAPSHOT.jar:?]
	at org.apache.syncope.common.types.ConnConfProperty.compareTo(ConnConfProperty.java:30) ~[syncope-common-1.2.1-SNAPSHOT.jar:?]
	at java.util.HashMap.compareComparables(HashMap.java:371) ~[?:1.8.0_25]
	at java.util.HashMap$TreeNode.treeify(HashMap.java:1920) ~[?:1.8.0_25]
	at java.util.HashMap.treeifyBin(HashMap.java:771) ~[?:1.8.0_25]
	at java.util.HashMap.putVal(HashMap.java:643) ~[?:1.8.0_25]
	at java.util.HashMap.put(HashMap.java:611) ~[?:1.8.0_25]
	at java.util.HashSet.add(HashSet.java:219) ~[?:1.8.0_25]
	at org.apache.syncope.core.rest.data.ConnInstanceDataBinder.getConnInstanceTO(ConnInstanceDataBinder.java:225) ~[ConnInstanceDataBinder.class:?]
	at org.apache.syncope.core.rest.controller.ConnectorController.list(ConnectorController.java:142) ~[ConnectorController.class:?]