[OpenJDK 2D-Dev] RFR: 6206189: Graphics2D.clip specifies incorrectly that a 'null' is a valid value for this method

[Jayathirth D V]

On Tue, 9 Feb 2021 12:54:26 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> The spec says "s - the Shape to be intersected with the current Clip" so I assume it means there should be a current clip set, so that is why I have used setClip to "set" a clip. So, setClip() should be there as far I see.
>
> Also, if there is no clip set, then the spec statement " If s is null, this method clears the current Clip" does not carry any meaning, so in both regard, setClip() should be there, I presume.

@prsadhuk At first glance i also thought clip() should be called after calling setClip() but that is not the case.

If we see SunGraphics2D implementation of clip() we dont exit if there is no clip(usrClip object) is set using setClip(). So clip() doesnt depend on whether setClip() is used or not.

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PR: https://git.openjdk.java.net/jdk/pull/2476