mirror of
https://gitee.com/dromara/hutool.git
synced 2025-04-05 17:37:59 +08:00
commit
1aef91f21d
@ -1,27 +1,3 @@
|
|||||||
/*
|
|
||||||
* Copyright (c) 2012, 2020, Oracle and/or its affiliates. All rights reserved.
|
|
||||||
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
||||||
*
|
|
||||||
* This code is free software; you can redistribute it and/or modify it
|
|
||||||
* under the terms of the GNU General Public License version 2 only, as
|
|
||||||
* published by the Free Software Foundation. Oracle designates this
|
|
||||||
* particular file as subject to the "Classpath" exception as provided
|
|
||||||
* by Oracle in the LICENSE file that accompanied this code.
|
|
||||||
*
|
|
||||||
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
||||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
||||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
||||||
* version 2 for more details (a copy is included in the LICENSE file that
|
|
||||||
* accompanied this code).
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU General Public License version
|
|
||||||
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
||||||
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
||||||
*
|
|
||||||
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
||||||
* or visit www.oracle.com if you need additional information or have any
|
|
||||||
* questions.
|
|
||||||
*/
|
|
||||||
package cn.hutool.core.lang;
|
package cn.hutool.core.lang;
|
||||||
|
|
||||||
import cn.hutool.core.collection.CollectionUtil;
|
import cn.hutool.core.collection.CollectionUtil;
|
||||||
@ -59,9 +35,9 @@ public class Opt<T> {
|
|||||||
* @param <T> 包裹里元素的类型
|
* @param <T> 包裹里元素的类型
|
||||||
* @return Opt
|
* @return Opt
|
||||||
*/
|
*/
|
||||||
|
@SuppressWarnings("unchecked")
|
||||||
public static <T> Opt<T> empty() {
|
public static <T> Opt<T> empty() {
|
||||||
@SuppressWarnings("unchecked") final Opt<T> t = (Opt<T>) EMPTY;
|
return (Opt<T>) EMPTY;
|
||||||
return t;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
Loading…
Reference in New Issue
Block a user