| // 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.impala.authorization; |
| |
| import com.google.common.base.Preconditions; |
| |
| import java.util.Objects; |
| |
| /** |
| * Represents a privilege request in the context of an Authorizable object. If no |
| * Authorizable object is provided, it represents a privilege request on the server. |
| * For example, SELECT on table Foo in database Bar. |
| * |
| * Use PrivilegeRequestBuilder to create this instance. |
| */ |
| public class PrivilegeRequest { |
| private final Authorizable authorizable_; |
| private final Privilege privilege_; |
| private final boolean grantOption_; |
| |
| PrivilegeRequest(Authorizable authorizable, Privilege privilege, boolean grantOption) { |
| Preconditions.checkNotNull(authorizable); |
| Preconditions.checkNotNull(privilege); |
| authorizable_ = authorizable; |
| privilege_ = privilege; |
| grantOption_ = grantOption; |
| } |
| |
| /* |
| * Name of the Authorizable. |
| */ |
| public String getName() { return authorizable_.getName(); } |
| |
| /* |
| * Requested privilege on the Authorizable. |
| */ |
| public Privilege getPrivilege() { return privilege_; } |
| |
| /* |
| * Returns Authorizable object. Null if the request is for server-level permission. |
| */ |
| public Authorizable getAuthorizable() { return authorizable_; } |
| |
| /** |
| * Returns whether the grant option is required or not. |
| */ |
| public boolean hasGrantOption() { return grantOption_; } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(authorizable_, privilege_, grantOption_); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| PrivilegeRequest that = (PrivilegeRequest) o; |
| return grantOption_ == that.grantOption_ && |
| Objects.equals(authorizable_, that.authorizable_) && |
| privilege_ == that.privilege_; |
| } |
| } |