update this.map to values
diff --git a/cache/src/main/java/org/apache/shiro/cache/MapCache.java b/cache/src/main/java/org/apache/shiro/cache/MapCache.java
index 024f5ef..06dfde9 100644
--- a/cache/src/main/java/org/apache/shiro/cache/MapCache.java
+++ b/cache/src/main/java/org/apache/shiro/cache/MapCache.java
@@ -82,10 +82,10 @@
public Collection<V> values() {
Collection<V> values = map.values();
- if (!map.isEmpty()) {
+ if (!values.isEmpty()) {
return Collections.unmodifiableCollection(values);
}
- return Collections.emptySet();
+ return Collections.emptyList();
}
public String toString() {