svn commit: r739427 - /tomcat/trunk/java/org/apache/catalina/util/DateTool.java

[fhanik]

Author: fhanik
Date: Fri Jan 30 22:09:15 2009
New Revision: 739427

URL: http://svn.apache.org/viewvc?rev=739427&view=rev
Log:
even not used anywhere in our code, make it thread safe


Modified:
    tomcat/trunk/java/org/apache/catalina/util/DateTool.java

Modified: tomcat/trunk/java/org/apache/catalina/util/DateTool.java
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/util/DateTool.java?rev=739427&r1=739426&r2=739427&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/util/DateTool.java (original)
+++ tomcat/trunk/java/org/apache/catalina/util/DateTool.java Fri Jan 30 
22:09:15 2009
@@ -30,6 +30,7 @@
  * @author Jason Hunter [...@eng.sun.com]
  * @author James Todd [go...@eng.sun.com]
  * @author Costin Manolache
+ * @author fhanik
  */
 public class DateTool {
 
@@ -71,26 +72,45 @@
     /**
      * DateFormat to be used to format dates
      */
-    public final static DateFormat rfc1123Format =
-        new SimpleDateFormat(RFC1123_PATTERN, LOCALE_US);
+    public final static ThreadLocal<DateFormat> rfc1123Format = new 
ThreadLocal<DateFormat>() {
+        @Override
+        public DateFormat initialValue() {
+            DateFormat result = new SimpleDateFormat(RFC1123_PATTERN, 
LOCALE_US);
+            result.setTimeZone(GMT_ZONE);
+            return result;
+        }
+    };
 
     /**
      * DateFormat to be used to format old netscape cookies
      */
-    public final static DateFormat oldCookieFormat =
-        new SimpleDateFormat(OLD_COOKIE_PATTERN, LOCALE_US);
-
-    public final static DateFormat rfc1036Format =
-        new SimpleDateFormat(rfc1036Pattern, LOCALE_US);
-
-    public final static DateFormat asctimeFormat =
-        new SimpleDateFormat(asctimePattern, LOCALE_US);
-
-    static {
-        rfc1123Format.setTimeZone(GMT_ZONE);
-        oldCookieFormat.setTimeZone(GMT_ZONE);
-        rfc1036Format.setTimeZone(GMT_ZONE);
-        asctimeFormat.setTimeZone(GMT_ZONE);
-    }
+    public final static ThreadLocal<DateFormat> oldCookieFormat = new 
ThreadLocal<DateFormat>() {
+        @Override
+        public DateFormat initialValue() {
+            DateFormat result = new SimpleDateFormat(OLD_COOKIE_PATTERN, 
LOCALE_US);
+            result.setTimeZone(GMT_ZONE);
+            return result;
+        }
+    };
+
+        
+
+    public final static ThreadLocal<DateFormat> rfc1036Format = new 
ThreadLocal<DateFormat>() {
+        @Override
+        public DateFormat initialValue() {
+            DateFormat result = new SimpleDateFormat(rfc1036Pattern, 
LOCALE_US);
+            result.setTimeZone(GMT_ZONE);
+            return result;
+        }
+    };
+
+    public final static ThreadLocal<DateFormat> asctimeFormat = new 
ThreadLocal<DateFormat>() {
+        @Override
+        public DateFormat initialValue() {
+            DateFormat result = new SimpleDateFormat(asctimePattern, 
LOCALE_US);
+            result.setTimeZone(GMT_ZONE);
+            return result;
+        }
+    };
 
 }



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