Java tutorial
/** * Copyright (c) 2015 Intel Corporation * * 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.trustedanalytics.cloud.auth; import org.springframework.http.HttpRequest; import org.springframework.http.client.ClientHttpRequestExecution; import org.springframework.http.client.ClientHttpRequestInterceptor; import org.springframework.http.client.ClientHttpResponse; import org.springframework.http.client.support.HttpRequestWrapper; import java.io.IOException; public class HeaderAddingHttpInterceptor implements ClientHttpRequestInterceptor { private final String headerKey; private final String headerValue; public HeaderAddingHttpInterceptor(String headerKey, String headerValue) { this.headerKey = headerKey; this.headerValue = headerValue; } @Override public ClientHttpResponse intercept(HttpRequest httpRequest, byte[] bytes, ClientHttpRequestExecution clientHttpRequestExecution) throws IOException { HttpRequestWrapper requestWrapper = new HttpRequestWrapper(httpRequest); requestWrapper.getHeaders().set(headerKey, headerValue); return clientHttpRequestExecution.execute(requestWrapper, bytes); } @Override public boolean equals(Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } HeaderAddingHttpInterceptor that = (HeaderAddingHttpInterceptor) o; if (headerKey != null ? !headerKey.equals(that.headerKey) : that.headerKey != null) { return false; } if (headerValue != null ? !headerValue.equals(that.headerValue) : that.headerValue != null) { return false; } return true; } @Override public int hashCode() { int result = headerKey != null ? headerKey.hashCode() : 0; result = 31 * result + (headerValue != null ? headerValue.hashCode() : 0); return result; } }