org.apache.hadoop.hive.metastore.messaging.DropTableMessage Maven / Gradle / Ivy

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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.hadoop.hive.metastore.messaging;

import org.apache.hadoop.hive.metastore.api.Table;

public abstract class DropTableMessage extends EventMessage {

  protected DropTableMessage() {
    super(EventType.DROP_TABLE);
  }

  /**
   * Getter for the name of the table being dropped.
   * @return Table-name (String).
   */
  public abstract String getTable();

  public abstract String getTableType();

  public abstract Table getTableObj() throws Exception;

  @Override
  public EventMessage checkValid() {
    if (getTable() == null)
      throw new IllegalStateException("Table name unset.");
    return super.checkValid();
  }
}