HeadlessException (Java Platform SE 8 ) (original) (raw)

• 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
See Also:
Serialized Form

• • Constructor Summary

  Constructors

  Constructor	Description
  HeadlessException()
  HeadlessException(String msg)

  • Method Summary

  All Methods Instance Methods Concrete Methods

  Modifier and Type	Method	Description
  String	getMessage()	Returns the detail message string of this throwable.

     * ### Methods inherited from class java.lang.[Throwable](../../java/lang/Throwable.html "class in java.lang")  
     `[addSuppressed](../../java/lang/Throwable.html#addSuppressed-java.lang.Throwable-), [fillInStackTrace](../../java/lang/Throwable.html#fillInStackTrace--), [getCause](../../java/lang/Throwable.html#getCause--), [getLocalizedMessage](../../java/lang/Throwable.html#getLocalizedMessage--), [getStackTrace](../../java/lang/Throwable.html#getStackTrace--), [getSuppressed](../../java/lang/Throwable.html#getSuppressed--), [initCause](../../java/lang/Throwable.html#initCause-java.lang.Throwable-), [printStackTrace](../../java/lang/Throwable.html#printStackTrace--), [printStackTrace](../../java/lang/Throwable.html#printStackTrace-java.io.PrintStream-), [printStackTrace](../../java/lang/Throwable.html#printStackTrace-java.io.PrintWriter-), [setStackTrace](../../java/lang/Throwable.html#setStackTrace-java.lang.StackTraceElement:A-), [toString](../../java/lang/Throwable.html#toString--)`  
     * ### Methods inherited from class java.lang.[Object](../../java/lang/Object.html "class in java.lang")  
     `[clone](../../java/lang/Object.html#clone--), [equals](../../java/lang/Object.html#equals-java.lang.Object-), [finalize](../../java/lang/Object.html#finalize--), [getClass](../../java/lang/Object.html#getClass--), [hashCode](../../java/lang/Object.html#hashCode--), [notify](../../java/lang/Object.html#notify--), [notifyAll](../../java/lang/Object.html#notifyAll--), [wait](../../java/lang/Object.html#wait--), [wait](../../java/lang/Object.html#wait-long-), [wait](../../java/lang/Object.html#wait-long-int-)`

• • Constructor Detail

     * #### HeadlessException  
     public HeadlessException()  
     * #### HeadlessException  
     public HeadlessException([String](../../java/lang/String.html "class in java.lang") msg)  

  • Method Detail

    * #### getMessage  
    public [String](../../java/lang/String.html "class in java.lang") getMessage()  
    Description copied from class: `[Throwable](../../java/lang/Throwable.html#getMessage--)`  
    Returns the detail message string of this throwable.  
    Overrides:  
    `[getMessage](../../java/lang/Throwable.html#getMessage--)` in class `[Throwable](../../java/lang/Throwable.html "class in java.lang")`  
    Returns:  
    the detail message string of this `Throwable` instance (which may be `null`).

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