From 5ec998697acac9b6b15f8e9afd18454e95f441b1 Mon Sep 17 00:00:00 2001
From: Mike Chambers <mikechambers@gmail.com>
Date: Thu, 14 Aug 2008 18:08:52 +0000
Subject: [PATCH] FileTarget logger for Flex Log framework.

---
 src/com/adobe/air/logging/FileTarget.as | 92 +++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/com/adobe/air/logging/FileTarget.as

diff --git a/src/com/adobe/air/logging/FileTarget.as b/src/com/adobe/air/logging/FileTarget.as
new file mode 100644
index 0000000..f6d29ef
--- /dev/null
+++ b/src/com/adobe/air/logging/FileTarget.as
@@ -0,0 +1,92 @@
+/*
+  Copyright (c) 2008, Adobe Systems Incorporated
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without 
+  modification, are permitted provided that the following conditions are
+  met:
+
+  * Redistributions of source code must retain the above copyright notice, 
+    this list of conditions and the following disclaimer.
+  
+  * Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in the 
+    documentation and/or other materials provided with the distribution.
+  
+  * Neither the name of Adobe Systems Incorporated nor the names of its 
+    contributors may be used to endorse or promote products derived from 
+    this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
+  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+package com.adobe.air.logging
+{
+	import mx.logging.AbstractTarget;
+	import flash.filesystem.File;
+	import flash.filesystem.FileStream;
+	import flash.filesystem.FileMode;
+	import mx.logging.LogEvent;
+	import flash.system.System;
+	import flash.system.Capabilities;
+	import mx.logging.targets.LineFormattedTarget;
+	import mx.core.mx_internal;
+	
+	use namespace mx_internal;
+
+	public class FileTarget extends LineFormattedTarget
+	{
+		private const DEFAULT_LOG_PATH:String = "app-storage:/application.log";
+		
+		private var log:File;
+		
+		public function FileTarget(logFile:File = null)
+		{
+			if(logFile != null)
+			{
+				log = logFile;
+			}
+			else
+			{
+				log = new File(DEFAULT_LOG_PATH);
+			}
+		}
+		
+		public function get logURI():String
+		{
+			return log.url;
+		}
+		
+		mx_internal override function internalLog(message:String):void
+	    {
+			write(message);
+	    }		
+		
+		private function write(msg:String):void
+		{		
+			var fs:FileStream = new FileStream();
+				fs.open(log, FileMode.APPEND);
+				fs.writeUTFBytes(msg + "\n");
+				fs.close();
+		}	
+		
+		public function clear():void
+		{
+			var fs:FileStream = new FileStream();
+				fs.open(log, FileMode.WRITE);
+				fs.writeUTFBytes("");
+				fs.close();			
+		}
+		
+	}
+}
\ No newline at end of file