From 09ffd468c02840385cd60315a3a6595877576fe1 Mon Sep 17 00:00:00 2001
From: "yihua.huang" <code4crafter@gmail.com>
Date: Tue, 20 Aug 2013 22:53:16 +0800
Subject: [PATCH] fix comments

---
 .../main/java/us/codecraft/webmagic/utils/DoubleKeyMap.java | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/webmagic-extension/src/main/java/us/codecraft/webmagic/utils/DoubleKeyMap.java b/webmagic-extension/src/main/java/us/codecraft/webmagic/utils/DoubleKeyMap.java
index 4aa6e04..92c05c8 100755
--- a/webmagic-extension/src/main/java/us/codecraft/webmagic/utils/DoubleKeyMap.java
+++ b/webmagic-extension/src/main/java/us/codecraft/webmagic/utils/DoubleKeyMap.java
@@ -63,7 +63,7 @@ public class DoubleKeyMap<K1, K2, V> extends MultiKeyMapBase {
     /**
      * @param key1
      * @param submap
-     * @return
+     * @return value
      */
     public V put(K1 key1, Map<K2, V> submap) {
         return put(key1, submap);
@@ -73,7 +73,7 @@ public class DoubleKeyMap<K1, K2, V> extends MultiKeyMapBase {
      * @param key1
      * @param key2
      * @param value
-     * @return
+     * @return value
      */
     public V put(K1 key1, K2 key2, V value) {
         if (map.get(key1) == null) {
@@ -85,7 +85,7 @@ public class DoubleKeyMap<K1, K2, V> extends MultiKeyMapBase {
     /**
      * @param key1
      * @param key2
-     * @return
+     * @return value
      */
     public V remove(K1 key1, K2 key2) {
         if (get(key1) == null) {