spring-graphql RequestAttributeFilter 源码
spring-graphql RequestAttributeFilter 代码
文件路径：/samples/webmvc-http/src/main/java/io/spring/sample/graphql/greeting/RequestAttributeFilter.java
/*
* Copyright 2002-2021 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 io.spring.sample.graphql.greeting;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.springframework.stereotype.Component;
/**
* Servlet Filter that adds a Servlet request attribute.
*/
@Component
public class RequestAttributeFilter implements Filter {
public static final String NAME_ATTRIBUTE = RequestAttributeFilter.class.getName() + ".name";
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException {
request.setAttribute(NAME_ATTRIBUTE, "007");
chain.doFilter(request, response);
}
}
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