org.springframework.http.client.SimpleClientHttpResponses Maven / Gradle / Ivy
/*
* Copyright 2017-2018 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
*
* 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.springframework.http.client;
import java.io.IOException;
import java.lang.reflect.Field;
import java.net.HttpURLConnection;
import org.springframework.util.ReflectionUtils;
/**
* {@link SimpleClientHttpResponse} utilities
*/
public class SimpleClientHttpResponses {
/**
* Constructor
*/
protected SimpleClientHttpResponses() {
/* NOP */
}
/**
* Get status line
*
* @param response {@link SimpleClientHttpResponse}
* @return status line
* @throws IOException if failed to get
*/
public static String getStatusLine(SimpleClientHttpResponse response) throws IOException {
Field field = ReflectionUtils.findField(SimpleClientHttpResponse.class, "connection");
ReflectionUtils.makeAccessible(field);
return ((HttpURLConnection) ReflectionUtils.getField(field, response)).getHeaderField(0);
}
}