fe/src/main/java/org/apache/impala/analysis/ColumnName.java

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// 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
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package org.apache.impala.analysis;

import com.google.common.base.Preconditions;

/**
 * Represents a column name that optionally includes its database name.
 */
public class ColumnName {
  private final TableName tableName_;
  private final String columnName_;

  public ColumnName(TableName tableName, String columnName) {
    Preconditions.checkNotNull(tableName);
    Preconditions.checkNotNull(columnName);
    this.tableName_ = tableName;
    this.columnName_ = columnName;
  }

  public TableName getTableName() { return tableName_; }

  public String getColumnName() { return columnName_; }
}