[HADOOP-14272] Azure: WasbRemoteCallHelper should use String equals for comparison.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.9.0
• Fix Version/s: 2.9.0, 3.0.0-alpha4
• Component/s: fs/azure
• Target Version/s: 2.9.0, 3.0.0-alpha4
• Hadoop Flags: Reviewed
• Assignee: Santhosh G Nayak
• Reporter: Santhosh G Nayak
• Created: 04/Apr/17 09:51
• Updated: 17/Apr/17 15:40
• Resolved: 04/Apr/17 18:05

Description

org.apache.hadoop.fs.azure.WasbRemoteCallHelper method is using the reference comparison to compare 2 strings, which is incorrect.

if (contentTypeHeader == null || contentTypeHeader.getValue() != APPLICATION_JSON)}}

The fix is to use !APPLICATION_JSON.equals(contentTypeHeader.getValue()) instead.