Project

General

Profile

Statistics
| Branch: | Revision:

colonymech / docs / www / colonyscout / internal / includes / uploadify / com / adobe / air / logging / FileTarget.as @ f59acf11

History | View | Annotate | Download (2.94 KB)

1
/*
2
  Copyright (c) 2008, Adobe Systems Incorporated
3
  All rights reserved.
4

    
5
  Redistribution and use in source and binary forms, with or without 
6
  modification, are permitted provided that the following conditions are
7
  met:
8

    
9
  * Redistributions of source code must retain the above copyright notice, 
10
    this list of conditions and the following disclaimer.
11
  
12
  * Redistributions in binary form must reproduce the above copyright
13
    notice, this list of conditions and the following disclaimer in the 
14
    documentation and/or other materials provided with the distribution.
15
  
16
  * Neither the name of Adobe Systems Incorporated nor the names of its 
17
    contributors may be used to endorse or promote products derived from 
18
    this software without specific prior written permission.
19

    
20
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
21
  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22
  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23
  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
24
  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25
  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26
  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27
  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28
  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29
  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30
  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31
*/
32

    
33
package com.adobe.air.logging
34
{
35
	import mx.logging.AbstractTarget;
36
	import flash.filesystem.File;
37
	import flash.filesystem.FileStream;
38
	import flash.filesystem.FileMode;
39
	import mx.logging.LogEvent;
40
	import flash.system.System;
41
	import flash.system.Capabilities;
42
	import mx.logging.targets.LineFormattedTarget;
43
	import mx.core.mx_internal;
44
	
45
	use namespace mx_internal;
46

    
47
	/**
48
	 * An Adobe AIR only class that provides a log target for the Flex logging
49
	 * framework, that logs files to a file on the user's system.
50
	 * 
51
	 * This class will only work when running within Adobe AIR>
52
	 */
53
	public class FileTarget extends LineFormattedTarget
54
	{
55
		private const DEFAULT_LOG_PATH:String = "app-storage:/application.log";
56
		
57
		private var log:File;
58
		
59
		public function FileTarget(logFile:File = null)
60
		{
61
			if(logFile != null)
62
			{
63
				log = logFile;
64
			}
65
			else
66
			{
67
				log = new File(DEFAULT_LOG_PATH);
68
			}
69
		}
70
		
71
		public function get logURI():String
72
		{
73
			return log.url;
74
		}
75
		
76
		mx_internal override function internalLog(message:String):void
77
	    {
78
			write(message);
79
	    }		
80
		
81
		private function write(msg:String):void
82
		{		
83
			var fs:FileStream = new FileStream();
84
				fs.open(log, FileMode.APPEND);
85
				fs.writeUTFBytes(msg + "\n");
86
				fs.close();
87
		}	
88
		
89
		public function clear():void
90
		{
91
			var fs:FileStream = new FileStream();
92
				fs.open(log, FileMode.WRITE);
93
				fs.writeUTFBytes("");
94
				fs.close();			
95
		}
96
		
97
	}
98
}