Exceptionin thread"main"java.awt.HeadlessExceptionatjava.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204)atjava.awt.Window.<init>(Window.java:536)atjava.awt.Frame.<init>(Frame.java:420) 可以使用Frame来进行验证: 代码语言:java AI代码解释 @TestpublicvoidwhenHeadlessmode_thenFrameThrows...
Exception in thread "main" java.awt.HeadlessException at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204) at java.awt.Window.<init>(Window.java:536) at java.awt.Frame.<init>(Frame.java:420) 可以使用Frame来进行验证: @Test public void whenHeadlessmode_thenFrameThrowsHeadlessEx...
Exception in thread"main"java.awt.HeadlessException at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204) at java.awt.Window.<init>(Window.java:536) at java.awt.Frame.<init>(Frame.java:420) 可以使用Frame来进行验证: @Test publicvoidwhenHeadlessmode_thenFrameThrowsHeadlessException...
Exception in thread "main" java.awt.HeadlessException at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204) at java.awt.Window.<init>(Window.java:536) at java.awt.Frame.<init>(Frame.java:420) 1. 2. 3. 4. 可以使用Frame来进行验证: AI检测代码解析 @Test public void when...
注意:isHeadless()方法检查特定的系统属性,java.awt.headless而不是系统的硬件配置. HeadlessException 抛出的代码,这取决于display device、keyboard、mouse在一个环境称为不支持任何这些.唯一的例外是来自一个UnsupportedOperationException,本身就是来源于一个RuntimeException. ...
Exception in thread "main" java.awt.HeadlessExceptionat java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204)at java.awt.Window.<init>(Window.java:536)at java.awt.Frame.<init>(Frame.java:420) 可以使用Frame来进行验证: @Testpublic void whenHeadlessmode_thenFrameThrowsHeadlessException...
You can use the Java SE 6 API specification to determine whether a specific method or class is supported in headless mode or not. If a specific component is not supported in headless mode, the only exception your application needs to catch is aHeadlessException. It will be thrown first among...
一个由用户定义的异常类''' def __init__(self, length, atleast): Exception.__init_...
注意:isHeadless()方法检查特定的系统属性,java.awt.headless而不是系统的硬件配置. HeadlessException 抛出的代码,这取决于display device、keyboard、mouse在一个环境称为不支持任何这些.唯一的例外是来自一个 UnsupportedOperationException,本身就是来源于一个RuntimeException. ...
Exception in thread "main" java.awt.HeadlessException at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204) at java.awt.Window.<init>(Window.java:536) at java.awt.Frame.<init>(Frame.java:420) This test asserts that usingFramein a headless mode will indeed throw aHeadlessExc...