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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.tajo.algebra;

import com.google.gson.annotations.Expose;
import com.google.gson.annotations.SerializedName;

import java.util.Arrays;
import java.util.List;

public class TruncateTable extends Expr {
  @Expose
  @SerializedName("TableNames")
  private List tableNames;

  public TruncateTable(final List tableNames) {
    super(OpType.TruncateTable);
    this.tableNames = tableNames;
  }

  @Override
  public int hashCode() {
    return tableNames.hashCode();
  }

  public List getTableNames() {
    return tableNames;
  }

  @Override
  boolean equalsTo(Expr expr) {
    TruncateTable another = (TruncateTable) expr;
    return Arrays.equals(tableNames.toArray(new String[]{}), another.tableNames.toArray(new String[]{}));
  }
}