| /* |
| * 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.kafka.common.security.token.delegation; |
| |
| import org.apache.kafka.common.annotation.InterfaceStability; |
| |
| import java.security.MessageDigest; |
| import java.util.Arrays; |
| import java.util.Base64; |
| import java.util.Objects; |
| |
| /** |
| * A class representing a delegation token. |
| * |
| */ |
| @InterfaceStability.Evolving |
| public class DelegationToken { |
| private TokenInformation tokenInformation; |
| private byte[] hmac; |
| |
| public DelegationToken(TokenInformation tokenInformation, byte[] hmac) { |
| this.tokenInformation = tokenInformation; |
| this.hmac = hmac; |
| } |
| |
| public TokenInformation tokenInfo() { |
| return tokenInformation; |
| } |
| |
| public byte[] hmac() { |
| return hmac; |
| } |
| |
| public String hmacAsBase64String() { |
| return Base64.getEncoder().encodeToString(hmac); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| DelegationToken token = (DelegationToken) o; |
| |
| return Objects.equals(tokenInformation, token.tokenInformation) && MessageDigest.isEqual(hmac, token.hmac); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = tokenInformation != null ? tokenInformation.hashCode() : 0; |
| result = 31 * result + Arrays.hashCode(hmac); |
| return result; |
| } |
| |
| @Override |
| public String toString() { |
| return "DelegationToken{" + |
| "tokenInformation=" + tokenInformation + |
| ", hmac=[*******]" + |
| '}'; |
| } |
| } |