Class HeadlessException

• java.lang.Object
• • java.lang.Throwable
  • • java.lang.Exception
    • • java.lang.RuntimeException
      • • java.lang.UnsupportedOperationException
        • • java.awt.HeadlessException

All Implemented Interfaces:

Serializable

public class HeadlessException
extends UnsupportedOperationException

Thrown when code that is dependent on a keyboard, display, or mouse is called in an environment that does not support a keyboard, display, or mouse.

Since:

1.4

Constructors

HeadlessException

public HeadlessException()

HeadlessException

public HeadlessException(String msg)

Methods

getMessage

public String getMessage()

Description copied from class: Throwable

Returns the detail message string of this throwable.

Overrides:

getMessage in class Throwable

Returns:

the detail message string of this Throwable instance (which may be null).