/*
*
* Copyright 2019 http://www.hswebframework.org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.springblade.core.tool.utils;
import org.springframework.lang.Nullable;
import java.util.HashMap;
import java.util.Map;
import java.util.function.Supplier;
/**
* ThreadLocal 工具类,通过在ThreadLocal存储map信息,来实现在ThreadLocal中维护多个信息
*
e.g.
* ThreadLocalUtils.put("key",value);
* ThreadLocalUtils.get("key");
* ThreadLocalUtils.remove("key");
* ThreadLocalUtils.getAndRemove("key");
* ThreadLocalUtils.get("key",()->defaultValue);
* ThreadLocalUtils.clear();
*
*
* @author zhouhao
* @since 2.0
*/
@SuppressWarnings("unchecked")
public class ThreadLocalUtil {
private static final ThreadLocal