diff --git a/freemarker/freemarkerFreq.html b/freemarker/freemarkerFreq.html
index f137712..8ec8513 100644
--- a/freemarker/freemarkerFreq.html
+++ b/freemarker/freemarkerFreq.html
@@ -26,3 +26,10 @@ ${(content.url)!}
${listVo.updateTime?string('yyyy-MM-dd HH:mm:ss')}
+
+
+<#list testMap?keys as testKey>
+
+#list>
diff --git a/java/java-freq.java b/java/java-freq.java
index a6e558e..d7e665b 100644
--- a/java/java-freq.java
+++ b/java/java-freq.java
@@ -11,6 +11,7 @@ public static void main(String[] args){
cal.set(2017, Calendar.MARCH, 16, 0, 0, 0);
Date date = cal.getTime();
- // java ArrayList swap elements
+ // url decode using java
+ String result = java.net.URLDecoder.decode(url, "UTF-8");// java ArrayList swap elements
Collections.swap(List> list, int i, int j);
}