Hello,
We are moving our tests from Jenkins to GitLab CI. Since GitLab doesn’t provide graphical environment, some of our tests started to fail with HeadlessException.
Exception in thread "main" java.lang.ExceptionInInitializerError
at com.aspose.html.utils.YV$1.invoke(Unknown Source)
at com.aspose.html.utils.YV.getWindowSize(Unknown Source)
at com.aspose.html.utils.ajH.<init>(Unknown Source)
at com.aspose.html.utils.UB.a(Unknown Source)
at com.aspose.html.utils.UC.b(Unknown Source)
at com.aspose.html.utils.Ra.a(Unknown Source)
at com.aspose.html.utils.QY.g(Unknown Source)
at com.aspose.html.utils.RW.acZ(Unknown Source)
at com.aspose.html.utils.RW.adK(Unknown Source)
at com.aspose.html.utils.YM.a(Unknown Source)
at com.aspose.html.rendering.HtmlRenderer.render(Unknown Source)
at com.aspose.html.rendering.HtmlRenderer.render(Unknown Source)
at com.aspose.html.rendering.HtmlRenderer.render(Unknown Source)
at com.aspose.html.rendering.Renderer.render(Unknown Source)
at com.aspose.html.rendering.Renderer.render(Unknown Source)
at com.aspose.html.utils.hz.a(Unknown Source)
at com.aspose.html.utils.hz.a(Unknown Source)
at com.aspose.html.utils.hz.a(Unknown Source)
at com.aspose.html.converters.Converter.convertHTML(Unknown Source)
at AsposeHtmlHeadlessTest.main(AsposeHtmlHeadlessTest.java:14)
Caused by: java.awt.HeadlessException
at java.desktop/sun.java2d.HeadlessGraphicsEnvironment.getScreenDevices(HeadlessGraphicsEnvironment.java:52)
at com.aspose.html.utils.bmp.<clinit>
Please see attached a sample code to reproduce the problem.
OS: Windows 11
Java version: tried 17.0.9 and 21.0.5 64-bit
Aspose HTML 24.11
System.setProperty("java.awt.headless", "true");
String input = "test.html";
String output = "test.html.pdf";
HTMLDocument doc = new HTMLDocument(input);
Converter.convertHTML(doc, new PdfSaveOptions(), output);
sample.zip (605 Bytes)