modify HttpCache

Author: Trinea

src/cn/trinea/android/common/service/HttpCache.java

@@ -209,7 +209,7 @@ public void clear() {
      * 
      * @author <a href="http://www.trinea.cn" target="_blank">Trinea</a> 2013-11-15
      */
-    public abstract class HttpCacheListener {
+    public static abstract class HttpCacheListener {
 
         /**
          * Runs on the UI thread before httpGet.<br/>

src/cn/trinea/android/common/util/HttpUtils.java

@@ -417,5 +417,6 @@ private static void setHttpResponse(HttpURLConnection urlConnection, HttpRespons
         }
         response.setResponseHeader(HttpConstants.EXPIRES, urlConnection.getHeaderField("Expires"));
         response.setResponseHeader(HttpConstants.CACHE_CONTROL, urlConnection.getHeaderField("Cache-Control"));
+        response.setExpiredTime(response.getExpiresInMillis());
     }
 }