| /* |
| * 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.drill.exec.store.security; |
| |
| import org.apache.drill.common.PlanStringBuilder; |
| import org.apache.drill.common.logical.security.CredentialsProvider; |
| |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Optional; |
| |
| public class UsernamePasswordCredentials { |
| public static final String USERNAME = "username"; |
| public static final String PASSWORD = "password"; |
| |
| private final String username; |
| private final String password; |
| |
| /** |
| * While a builder may seem like overkill for a class that is little more than small struct, |
| * it allows us to wrap new instances in an Optional while using contructors does not. |
| */ |
| public static class Builder { |
| private CredentialsProvider credentialsProvider; |
| private String queryUser; |
| |
| public Builder setCredentialsProvider(CredentialsProvider credentialsProvider) { |
| this.credentialsProvider = credentialsProvider; |
| return this; |
| } |
| |
| public Builder setQueryUser(String queryUser) { |
| this.queryUser = queryUser; |
| return this; |
| } |
| |
| public Optional<UsernamePasswordCredentials> build() { |
| if (credentialsProvider == null) { |
| return Optional.empty(); |
| } |
| |
| Map<String, String> credentials = queryUser != null |
| ? credentialsProvider.getUserCredentials(queryUser) |
| : credentialsProvider.getCredentials(); |
| |
| if (credentials.size() == 0) { |
| return Optional.empty(); |
| } |
| |
| return Optional.of( |
| new UsernamePasswordCredentials(credentials.get(USERNAME), credentials.get(PASSWORD)) |
| ); |
| } |
| } |
| |
| public UsernamePasswordCredentials(String username, String password) { |
| this.username = username; |
| this.password = password; |
| } |
| |
| public String getUsername() { |
| return username; |
| } |
| |
| public String getPassword() { |
| return password; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(username, password); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| UsernamePasswordCredentials that = (UsernamePasswordCredentials) o; |
| return Objects.equals(username, that.password) && |
| Objects.equals(password, that.password); |
| } |
| |
| @Override |
| public String toString() { |
| return new PlanStringBuilder(this) |
| .field("username", username) |
| .maskedField("password", password) |
| .toString(); |
| } |
| } |