/*
* Copyright 2012-2019 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 org.springframework.boot.actuate.web.trace.servlet;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletResponse;
import org.springframework.boot.actuate.trace.http.TraceableResponse;
An adapter that exposes an HttpServletResponse
as a TraceableResponse
. Author: Andy Wilkinson
/**
* An adapter that exposes an {@link HttpServletResponse} as a {@link TraceableResponse}.
*
* @author Andy Wilkinson
*/
final class TraceableHttpServletResponse implements TraceableResponse {
private final HttpServletResponse delegate;
TraceableHttpServletResponse(HttpServletResponse response) {
this.delegate = response;
}
@Override
public int getStatus() {
return this.delegate.getStatus();
}
@Override
public Map<String, List<String>> getHeaders() {
return extractHeaders();
}
private Map<String, List<String>> extractHeaders() {
Map<String, List<String>> headers = new LinkedHashMap<>();
for (String name : this.delegate.getHeaderNames()) {
headers.put(name, new ArrayList<>(this.delegate.getHeaders(name)));
}
return headers;
}
}