From 8530a4f0d8918fda68d32da80a3d65869540a70a Mon Sep 17 00:00:00 2001
From: "calvin.xiao" <calvin.xiao@vipshop.com>
Date: Sat, 28 Nov 2015 10:12:33 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0ThreadLocalContext?=
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---
 .../modules/utils/ThreadLocalContext.java     | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 modules/utils/src/main/java/org/springside/modules/utils/ThreadLocalContext.java

diff --git a/modules/utils/src/main/java/org/springside/modules/utils/ThreadLocalContext.java b/modules/utils/src/main/java/org/springside/modules/utils/ThreadLocalContext.java
new file mode 100644
index 00000000..1a419a2d
--- /dev/null
+++ b/modules/utils/src/main/java/org/springside/modules/utils/ThreadLocalContext.java
@@ -0,0 +1,39 @@
+package org.springside.modules.utils;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 存储于ThreadLocal的上下文信息.
+ */
+public class ThreadLocalContext {
+
+	private static ThreadLocal<Map<String, Object>> context = new ThreadLocal<Map<String, Object>>() {
+		@Override
+		protected Map<String, Object> initialValue() {
+			return new HashMap<String, Object>();
+		}
+	};
+
+	/**
+	 * 放入ThreadLocal的Context.
+	 */
+	public static void put(String key, Object value) {
+		context.get().put(key, value);
+	}
+
+	/**
+	 * 取出ThreadLocal的Context.
+	 */
+	@SuppressWarnings("unchecked")
+	public static <T> T get(String key) {
+		return (T) (context.get().get(key));
+	}
+
+	/**
+	 * 清理ThreadLocal的Context内容.
+	 */
+	public static void reset() {
+		context.get().clear();
+	}
+}