[SENTRY-913] Thread safe improvement for sqoop binding singleton

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Assignee: Dapeng Sun
• Reporter: Dapeng Sun
• Created: 14/Oct/15 07:57
• Updated: 11/Mar/16 08:05
• Resolved: 15/Oct/15 01:41

Description

public static SqoopAuthBindingSingleton getInstance() {
if (instance != null)

{ return instance; }

instance = new SqoopAuthBindingSingleton();
return instance;
}

getInstance() has Thread safe issue.