001/* 002 * Copyright 2002-2018 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.http.client.support; 018 019import java.io.IOException; 020import java.nio.charset.StandardCharsets; 021 022import org.springframework.http.HttpRequest; 023import org.springframework.http.client.ClientHttpRequestExecution; 024import org.springframework.http.client.ClientHttpRequestInterceptor; 025import org.springframework.http.client.ClientHttpResponse; 026import org.springframework.lang.Nullable; 027import org.springframework.util.Assert; 028import org.springframework.util.Base64Utils; 029 030/** 031 * {@link ClientHttpRequestInterceptor} to apply a BASIC authorization header. 032 * 033 * @author Phillip Webb 034 * @since 4.3.1 035 * @deprecated as of 5.1.1, in favor of {@link BasicAuthenticationInterceptor} 036 * which reuses {@link org.springframework.http.HttpHeaders#setBasicAuth}, 037 * sharing its default charset ISO-8859-1 instead of UTF-8 as used here 038 */ 039@Deprecated 040public class BasicAuthorizationInterceptor implements ClientHttpRequestInterceptor { 041 042 private final String username; 043 044 private final String password; 045 046 047 /** 048 * Create a new interceptor which adds a BASIC authorization header 049 * for the given username and password. 050 * @param username the username to use 051 * @param password the password to use 052 */ 053 public BasicAuthorizationInterceptor(@Nullable String username, @Nullable String password) { 054 Assert.doesNotContain(username, ":", "Username must not contain a colon"); 055 this.username = (username != null ? username : ""); 056 this.password = (password != null ? password : ""); 057 } 058 059 060 @Override 061 public ClientHttpResponse intercept( 062 HttpRequest request, byte[] body, ClientHttpRequestExecution execution) throws IOException { 063 064 String token = Base64Utils.encodeToString( 065 (this.username + ":" + this.password).getBytes(StandardCharsets.UTF_8)); 066 request.getHeaders().add("Authorization", "Basic " + token); 067 return execution.execute(request, body); 068 } 069 070}