[CONFIGURATION-799] CombinedConfiguration#getKeys() can throw NoSuchElementException

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7
• Fix Version/s: 2.9.0

Environment

Java 11

• Assignee: Unassigned
• Reporter: Jarek Sacha
• Created: 20/Mar/21 18:34
• Updated: 18/Jul/22 15:01
• Resolved: 14/Jul/22 12:51

Description

AbstractConfiguration#getKeys() can throw NoSuchElementException for certain configurations. Example is below, note addConfiguration(conf1, null, "") where at argument is blank.

BaseConfiguration conf1 = new BaseConfiguration();
conf1.addProperty("x1", 1);

CombinedConfiguration conf2 = new CombinedConfiguration();
conf2.addConfiguration(conf1, null, "");

// Following line throws NoSuchElementException
conf2.getKeys();