icu.easyj.web.util.BodyHolder Maven / Gradle / Ivy

/*
 * Copyright 2021 the original author or authors.
 *
 * 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
 *
 *      https://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 icu.easyj.web.util;

/**
 * Body参数持有者
 * 
 * 主要是为了在过滤器中读取过输入流以后，不再重复读取，因为会报错。而使用可重复读的RequestWrapper，又会损耗性能。
 *
 * @author wangliang181230
 */
public abstract class BodyHolder {

	private static final ThreadLocal BODY = new ThreadLocal<>();

	public static String getBody() {
		return BODY.get();
	}

	public static void setBody(String body) {
		BODY.set(body);
	}

	public static void removeBody() {
		BODY.remove();
	}
}