From b8bacbcb2cdf6445db77a8eeda8676341acb801a Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Tue, 24 Mar 2020 17:18:38 +0800
Subject: [PATCH] fix code

---
 .../src/main/java/cn/hutool/cache/CacheUtil.java         | 1 -
 .../main/java/cn/hutool/cache/impl/AbstractCache.java    | 9 +++++----
 .../src/main/java/cn/hutool/cache/impl/LFUCache.java     | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/hutool-cache/src/main/java/cn/hutool/cache/CacheUtil.java b/hutool-cache/src/main/java/cn/hutool/cache/CacheUtil.java
index cddc81e62..190cc007f 100644
--- a/hutool-cache/src/main/java/cn/hutool/cache/CacheUtil.java
+++ b/hutool-cache/src/main/java/cn/hutool/cache/CacheUtil.java
@@ -125,5 +125,4 @@ public class CacheUtil {
 	public static <K, V> NoCache<K, V> newNoCache(){
 		return new NoCache<>();
 	}
-	
 }
diff --git a/hutool-cache/src/main/java/cn/hutool/cache/impl/AbstractCache.java b/hutool-cache/src/main/java/cn/hutool/cache/impl/AbstractCache.java
index 799483594..bb67d4e91 100644
--- a/hutool-cache/src/main/java/cn/hutool/cache/impl/AbstractCache.java
+++ b/hutool-cache/src/main/java/cn/hutool/cache/impl/AbstractCache.java
@@ -1,15 +1,15 @@
 package cn.hutool.cache.impl;
 
+import cn.hutool.cache.Cache;
+import cn.hutool.core.collection.CopiedIter;
+import cn.hutool.core.lang.func.Func0;
+
 import java.util.Iterator;
 import java.util.Map;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock.WriteLock;
 
-import cn.hutool.cache.Cache;
-import cn.hutool.core.collection.CopiedIter;
-import cn.hutool.core.lang.func.Func0;
-
 /**
  * 超时和限制大小的缓存的默认实现<br>
  * 继承此抽象缓存需要：<br>
@@ -189,6 +189,7 @@ public abstract class AbstractCache<K, V> implements Cache<K, V> {
 
 	// ---------------------------------------------------------------- get end
 
+	@SuppressWarnings("NullableProblems")
 	@Override
 	public Iterator<V> iterator() {
 		CacheObjIterator<K, V> copiedIterator = (CacheObjIterator<K, V>) this.cacheObjIterator();
diff --git a/hutool-cache/src/main/java/cn/hutool/cache/impl/LFUCache.java b/hutool-cache/src/main/java/cn/hutool/cache/impl/LFUCache.java
index 862c9d8a7..3b04b8f33 100644
--- a/hutool-cache/src/main/java/cn/hutool/cache/impl/LFUCache.java
+++ b/hutool-cache/src/main/java/cn/hutool/cache/impl/LFUCache.java
@@ -40,7 +40,7 @@ public class LFUCache<K, V> extends AbstractCache<K, V> {
 		
 		this.capacity = capacity;
 		this.timeout = timeout;
-		cacheMap = new HashMap<K, CacheObj<K, V>>(capacity + 1, 1.0f);
+		cacheMap = new HashMap<>(capacity + 1, 1.0f);
 	}
 
 	// ---------------------------------------------------------------- prune