Changed Logging import. Wrong logger was chosen causing logging
anomalies.
Using log4j.properties to configure log4j. Reformatted output.
Autowired StatementImporter beans to process file and pesist data.
Using log4j .properties file to manage logs.
Specified upload path. Requires the path to exist and to have read/write
priveledges.
Moved deletion of temporary files to finally block to ensure successful
deletion.
Formatted document to make it more readable. And corrected variable
declaration of uploadedFile.