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[#5124] feat(auth-ranger): Ranger plugin should support rename operation
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api/src/main/java/org/apache/gravitino/authorization/MetadataObjectChange.java
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| /* | ||
| * 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.gravitino.authorization; | ||
|
|
||
| import com.google.common.base.Preconditions; | ||
| import java.util.Objects; | ||
| import org.apache.gravitino.MetadataObject; | ||
| import org.apache.gravitino.annotation.Evolving; | ||
|
|
||
| /** The RoleChange interface defines the public API for managing roles in an authorization. */ | ||
| @Evolving | ||
| public interface MetadataObjectChange { | ||
| /** | ||
| * Update a metadata entity RoleChange. | ||
| * | ||
| * @param metadataObject The metadata object. | ||
| * @param newMetadataObject The new metadata object. | ||
| * @return return a RoleChange for the rename metadata object. | ||
| */ | ||
| static MetadataObjectChange rename( | ||
| MetadataObject metadataObject, MetadataObject newMetadataObject) { | ||
| return new RenameMetadataObject(metadataObject, newMetadataObject); | ||
| } | ||
|
|
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| /** A RenameMetadataObject is to rename securable object's metadata entity. <br> */ | ||
| final class RenameMetadataObject implements MetadataObjectChange { | ||
| private final MetadataObject metadataObject; | ||
| private final MetadataObject newMetadataObject; | ||
|
|
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| private RenameMetadataObject(MetadataObject metadataObject, MetadataObject newMetadataObject) { | ||
| Preconditions.checkArgument( | ||
| !metadataObject.fullName().equals(newMetadataObject.fullName()), | ||
| "The metadata object must be different!"); | ||
| Preconditions.checkArgument( | ||
| metadataObject.type().equals(newMetadataObject.type()), | ||
| "The metadata object type must be same!"); | ||
|
|
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| this.metadataObject = metadataObject; | ||
| this.newMetadataObject = newMetadataObject; | ||
| } | ||
|
|
||
| /** | ||
| * Returns the metadataObject to be renamed. | ||
| * | ||
| * @return return a metadataObject. | ||
| */ | ||
| public MetadataObject getMetadataObject() { | ||
| return this.metadataObject; | ||
| } | ||
|
|
||
| /** | ||
| * Returns the new metadataObject object. | ||
| * | ||
| * @return return a metadataObject object. | ||
| */ | ||
| public MetadataObject getNewMetadataObject() { | ||
| return this.newMetadataObject; | ||
| } | ||
|
|
||
| /** | ||
| * Compares this RenameMetadataObject instance with another object for equality. The comparison | ||
| * is based on the old metadata entity and new metadata entity. | ||
| * | ||
| * @param o The object to compare with this instance. | ||
| * @return true if the given object represents the same rename metadata entity; false otherwise. | ||
| */ | ||
| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) return true; | ||
| if (o == null || getClass() != o.getClass()) return false; | ||
| RenameMetadataObject that = (RenameMetadataObject) o; | ||
| return metadataObject.equals(that.metadataObject) | ||
| && newMetadataObject.equals(that.newMetadataObject); | ||
| } | ||
|
|
||
| /** | ||
| * Generates a hash code for this RenameMetadataObject instance. The hash code is based on the | ||
| * old metadata entity and new metadata entity. | ||
| * | ||
| * @return A hash code value for this update metadata entity operation. | ||
| */ | ||
| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(metadataObject, newMetadataObject); | ||
| } | ||
|
|
||
| /** | ||
| * Returns a string representation of the RenameMetadataObject instance. This string format | ||
| * includes the class name followed by the update metadata entity object operation. | ||
| * | ||
| * @return A string representation of the RenameMetadataObject instance. | ||
| */ | ||
| @Override | ||
| public String toString() { | ||
| return "RENAMEMETADATAOBJECT " + metadataObject + " " + newMetadataObject; | ||
| } | ||
| } | ||
| } |
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