RFR: 8318113: CSS.BackgroundImage doesn't implement equals [v3]

[Andrey Turbanov]

On Thu, 16 Nov 2023 07:04:43 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> CSSBackgroundImage.equals() is implemented
>
> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Use Objects.hashCode and add bugid

Use Objects.hashCode without explicit null check.

src/java.desktop/share/classes/javax/swing/text/html/CSS.java line 2971:

> 2969:         @Override
> 2970:         public int hashCode() {
> 2971:             return (this.svalue != null) ? Objects.hashCode(this.svalue) : 0;

Simplify:
Suggestion:

            return Objects.hashCode(this.svalue);

-------------

Changes requested by aturbanov (Committer).

PR Review: https://git.openjdk.org/jdk/pull/16613#pullrequestreview-1734018859
PR Review Comment: https://git.openjdk.org/jdk/pull/16613#discussion_r1395472638