| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.cxf.rs.security.jose.jaxrs; |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import javax.ws.rs.core.HttpHeaders; |
| import javax.ws.rs.core.MultivaluedMap; |
| |
| import org.apache.cxf.jaxrs.utils.ExceptionUtils; |
| import org.apache.cxf.rs.security.jose.common.JoseHeaders; |
| |
| public final class JoseJaxrsUtils { |
| private static final String HTTP_PREFIX = "http."; |
| private static final Set<String> DEFAULT_PROTECTED_HTTP_HEADERS = |
| new HashSet<>(Arrays.asList(HttpHeaders.CONTENT_TYPE, HttpHeaders.ACCEPT)); |
| |
| private JoseJaxrsUtils() { |
| |
| } |
| |
| public static void protectHttpHeaders(MultivaluedMap<String, Object> httpHeaders, |
| JoseHeaders joseHeaders, |
| Set<String> protectedHttpHeaders) { |
| if (protectedHttpHeaders == null) { |
| protectedHttpHeaders = DEFAULT_PROTECTED_HTTP_HEADERS; |
| } |
| for (String headerName : protectedHttpHeaders) { |
| List<Object> headerValues = httpHeaders.get(headerName); |
| if (headerValues != null) { |
| String joseHeaderValue = getJoseHeaderValue(headerValues); |
| String prefixedHeaderName = HTTP_PREFIX + headerName; |
| joseHeaders.setHeader(prefixedHeaderName, joseHeaderValue); |
| } |
| } |
| } |
| private static String getJoseHeaderValue(List<? extends Object> headerValues) { |
| StringBuilder sb = new StringBuilder(); |
| for (Object o : headerValues) { |
| String[] parts = o.toString().split(","); |
| for (String part : parts) { |
| sb.append(part); |
| } |
| } |
| return sb.toString(); |
| } |
| |
| public static void validateHttpHeaders(MultivaluedMap<String, String> httpHeaders, |
| JoseHeaders joseHeaders, |
| Set<String> protectedHttpHeaders) { |
| if (protectedHttpHeaders == null) { |
| protectedHttpHeaders = DEFAULT_PROTECTED_HTTP_HEADERS; |
| } |
| Map<String, String> joseHttpHeaders = new HashMap<>(); |
| Map<String, String> updatedHttpHeaders = new HashMap<>(); |
| for (String headerName : protectedHttpHeaders) { |
| List<String> headerValues = httpHeaders.get(headerName); |
| if (headerValues != null && !headerValues.isEmpty() && headerValues.get(0) != null) { |
| String headerValue = getJoseHeaderValue(headerValues); |
| String prefixedHeaderName = HTTP_PREFIX + headerName; |
| updatedHttpHeaders.put(prefixedHeaderName, headerValue); |
| String joseHeaderValue = joseHeaders.getStringProperty(prefixedHeaderName); |
| if (joseHeaderValue != null) { |
| joseHttpHeaders.put(prefixedHeaderName, joseHeaderValue); |
| } |
| } |
| |
| } |
| if (joseHttpHeaders.size() != updatedHttpHeaders.size() |
| || !joseHttpHeaders.entrySet().containsAll(updatedHttpHeaders.entrySet())) { |
| throw ExceptionUtils.toBadRequestException(null, null); |
| } |
| } |
| } |