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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.lens.cube.parse.join;

import org.apache.hadoop.hive.ql.parse.JoinType;

public class JoinUtils {

  private JoinUtils() {
  }

  public static String getJoinTypeStr(JoinType joinType) {
    if (joinType == null) {
      return "";
    }
    switch (joinType) {
    case FULLOUTER:
      return " full outer";
    case INNER:
      return " inner";
    case LEFTOUTER:
      return " left outer";
    case LEFTSEMI:
      return " left semi";
    case UNIQUE:
      return " unique";
    case RIGHTOUTER:
      return " right outer";
    default:
      return "";
    }
  }
}