/* * 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.tomcat.websocket;
/** * Generate the authorization header value that will be sent to the server. * * @param requestUri The request URI * @param authenticateHeader The server authentication header received * @param userName The user name * @param userPassword The user password * @param userRealm The realm for which the provided user name and password are valid. {@code null} to * indicate all realms. * * @return The generated authorization header value * * @throws AuthenticationException When an error occurs
*/ publicabstract String getAuthorization(String requestUri, String authenticateHeader, String userName,
String userPassword, String userRealm) throws AuthenticationException;
/** * Get the authentication method. * * @return the authentication scheme
*/ publicabstract String getSchemeName();
/** * Utility method to parse the authentication header. * * @param authenticateHeader The server authenticate header received * * @return a map of authentication parameter names and values
*/ public Map<String, String> parseAuthenticateHeader(String authenticateHeader) {
Matcher m = pattern.matcher(authenticateHeader);
Map<String, String> parameterMap = new HashMap<>();
while (m.find()) {
String key = m.group(1);
String qtedValue = m.group(3);
String value = m.group(4);
userRealm = userRealm.trim(); if (userRealm.length() == 0) { return;
}
/* * User has configured a realm. Only allow authentication to proceed if the realm in the authentication * challenge matches (both BASIC and DIGEST are required to include a realm).
*/ if (serverRealm != null) {
serverRealm = serverRealm.trim(); if (userRealm.equals(serverRealm)) { return;
}
}
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