| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.hadoop.fs.azure.security; |
| |
| import org.apache.hadoop.security.token.Token; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| import org.apache.hadoop.security.token.delegation.web.DelegationTokenIdentifier; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| /** |
| * Utility methods common for token management |
| */ |
| public final class TokenUtils { |
| public static final Logger LOG = LoggerFactory.getLogger(TokenUtils.class); |
| public static final String URL_STRING = "urlString"; |
| |
| private TokenUtils() { |
| } |
| |
| public static Token<DelegationTokenIdentifier> toDelegationToken( |
| final Map<?, ?> inputMap) throws IOException { |
| final Map<?, ?> m = (Map<?, ?>) inputMap.get(Token.class.getSimpleName()); |
| return (Token<DelegationTokenIdentifier>) toToken(m); |
| } |
| |
| public static Token<? extends TokenIdentifier> toToken(final Map<?, ?> m) |
| throws IOException { |
| if (m == null) { |
| return null; |
| } |
| String urlString = (String) m.get(URL_STRING); |
| if (urlString != null) { |
| final Token<DelegationTokenIdentifier> token = new Token<>(); |
| LOG.debug("Read url string param - {}", urlString); |
| token.decodeFromUrlString(urlString); |
| return token; |
| } |
| return null; |
| } |
| } |