[ZOOKEEPER-2826] Code refactoring for `CLI` module

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.5.3
• Fix Version/s: 3.6.0, 3.5.5
• Component/s: java client
• Labels: pull-request-available
• Assignee: Benedict Jin
• Reporter: Benedict Jin
• Created: 29/Jun/17 02:25
• Updated: 01/Feb/19 02:00
• Resolved: 31/Jan/19 14:55

Description

• Fix spell issues
• Remove unnecessary `import`
• Make initialization block that related with `options.addOption` into static
• Standardize `StringBuilder#append` usage
• Using `try` clause to release the resource of stream

Issue Links

• links to: GitHub Pull Request #298
• links to: GitHub Pull Request #298