1 | static Boolean isHeadless_cache; |
2 | |
3 | static bool isHeadless() {
|
4 | if (isHeadless_cache != null) ret isHeadless_cache; |
5 | if (isAndroid()) ret isHeadless_cache = true; |
6 | if (GraphicsEnvironment.isHeadless()) ret isHeadless_cache = true; |
7 | |
8 | // Also check if AWT actually works. |
9 | // If DISPLAY variable is set but no X server up, this will notice. |
10 | |
11 | try {
|
12 | SwingUtilities.isEventDispatchThread(); |
13 | ret isHeadless_cache = false; |
14 | } catch (Throwable e) { ret isHeadless_cache = true; }
|
15 | } |
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| Snippet ID: | #1004381 |
| Snippet name: | isHeadless - "headless" graphics environment (no display)? |
| Eternal ID of this version: | #1004381/3 |
| Text MD5: | 62eea8c9f87beb0836258e0653c95257 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2018-05-04 17:53:11 |
| Source code size: | 505 bytes / 15 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 613 / 804 |
| Version history: | 2 change(s) |
| Referenced in: | [show references] |