flash.errors.IOError - Adobe® Flex® 4 Language Reference (Flex 4)

Package	flash.errors
Class	public dynamic class IOError
Inheritance	IOError Error Object
Subclasses	EOFError

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0 Flash Player 9, Flash Lite 4

The IOError exception is thrown when some type of input or output failure occurs. For example, an IOError exception is thrown if a read/write operation is attempted on a socket that has not connected or that has become disconnected.

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Public Properties

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	Property		Defined By
		constructor : Object A reference to the class object or constructor function for a given object instance.	Object
		errorID : int [read-only] Contains the reference number associated with the specific error message.	Error
		message : String Contains the message associated with the Error object.	Error
		name : String Contains the name of the Error object.	Error
		prototype : Object [static] A reference to the prototype object of a class or function object.	Object

Public Methods

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	Method		Defined By
		IOError(message:String = "") Creates a new IOError object.	IOError
		getStackTrace():String Returns the call stack for an error as a string at the time of the error's construction (for the debugger version of Flash Player and the AIR Debug Launcher (ADL) only; returns null if not using the debugger version of Flash Player or the ADL.	Error
		hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined.	Object
		isPrototypeOf(theClass:Object):Boolean Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.	Object
		propertyIsEnumerable(name:String):Boolean Indicates whether the specified property exists and is enumerable.	Object
		setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Sets the availability of a dynamic property for loop operations.	Object
		toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions.	Object
		toString():String [override] Returns the string "Error" by default or the value contained in the Error.message property, if defined.	Error
		valueOf():Object Returns the primitive value of the specified object.	Object

Constructor Detail

IOError

()

Constructor

public function IOError(message:String = "")

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0 Flash Player 9

Creates a new IOError object.

Parameters

message:String (default = "") — A string associated with the error object.

Examples How to use this example

IOErrorExample.as

The following example throws an IOError exception when it attempts to close a Sound stream that has never been loaded.

package {
    import flash.display.Sprite;
    import flash.errors.IOError;
    import flash.media.Sound;
      
    public class IOErrorExample extends Sprite
    {
        public function IOErrorExample()
        {
            var music:Sound = new Sound();
            try {
                  music.close();
                  trace("Stream closed.");
            } catch (error:IOError) {
                  trace("The stream could not be closed, or the stream was not open.");
            }
        }
    }
}