From 968adbeca4bf61235721aac63908edb3a4f18884 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=BA=A6=E5=BD=93=E8=8B=97=E5=84=BF?= <zuojiazi@vip.qq.com>
Date: Fri, 29 Jan 2016 12:48:52 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E6=95=B4=E5=BC=82=E5=B8=B8=E5=A4=84?=
 =?UTF-8?q?=E7=90=86=E6=9C=BA=E5=88=B6?=
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---
 library/think/Exception.php | 45 +++++++++++++++++++++++++++++++++++--
 1 file changed, 43 insertions(+), 2 deletions(-)

diff --git a/library/think/Exception.php b/library/think/Exception.php
index a1ca8404..58b6e4fb 100644
--- a/library/think/Exception.php
+++ b/library/think/Exception.php
@@ -6,10 +6,51 @@
 // +----------------------------------------------------------------------
 // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
 // +----------------------------------------------------------------------
-// | Author: liu21st <liu21st@gmail.com>
+// | Author: 麦当苗儿 <zuojiazi@vip.qq.com> <http://zjzit.cn>
 // +----------------------------------------------------------------------
 
 namespace think;
 
+/**
+ * ThinkPHP核心异常类
+ * 所有系统异常必须继承该类
+ */
 class Exception extends \Exception 
-{}
+{
+    /**
+     * 保存异常页面显示的额外Debug数据
+     * @var array
+     */
+    protected $data = [];
+
+    /**
+     * 设置异常额外的Debug数据
+     * 数据将会显示为下面的格式
+     * 
+     * Exception Data
+     * --------------------------------------------------
+     * Label 1
+     *   key1      value1
+     *   key2      value2
+     * Label 2
+     *   key1      value1
+     *   key2      value2
+     * 
+     * @param string $label 数据分类，用于异常页面显示
+     * @param Array  $data  需要显示的数据，必须为关联数组
+     */
+    final protected function setData($label, Array $data)
+    {
+        $this->data[$label] = $data;
+    }
+
+    /**
+     * 获取异常额外Debug数据
+     * 主要用于输出到异常页面便于调试
+     * @return array 由setData设置的Debug数据
+     */
+    final public function getData()
+    {
+        return $this->data;
+    }
+}