/*
 * 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.sentry.core.model.db;

import org.apache.sentry.core.common.Action;
import org.apache.hadoop.classification.InterfaceAudience.Public;

/**
 * Represents actions in the DB model.
 */
@Public
public enum DBModelAction implements Action {

  // SENTRY-1292
  // Need to ensure the order of enum to have SELECT in front to avoid performance
  // regression. Since most real use case of permissions may be read only(SELECT).
  SELECT(AccessConstants.SELECT),
  INSERT(AccessConstants.INSERT),
  ALTER(AccessConstants.ALTER),
  CREATE(AccessConstants.CREATE),
  DROP(AccessConstants.DROP),
  INDEX(AccessConstants.INDEX),
  LOCK(AccessConstants.LOCK),
  ALL(AccessConstants.ALL);

  private final String value;
  private DBModelAction(String value) {
    this.value = value;
  }

  @Override
  public String getValue() {
    return value;
  }
}