studio.raptor.sqlparser.ast.SQLPartitionValue Maven / Gradle / Ivy

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/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed 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 studio.raptor.sqlparser.ast;

import java.util.ArrayList;
import java.util.List;
import studio.raptor.sqlparser.visitor.SQLASTVisitor;

public class SQLPartitionValue extends SQLObjectImpl {

  protected final List items = new ArrayList();
  protected Operator operator;

  public SQLPartitionValue(Operator operator) {
    super();
    this.operator = operator;
  }

  public List getItems() {
    return items;
  }

  public void addItem(SQLExpr item) {
    if (item != null) {
      item.setParent(this);
    }
    this.items.add(item);
  }

  public Operator getOperator() {
    return operator;
  }

  @Override
  protected void accept0(SQLASTVisitor visitor) {
    if (visitor.visit(this)) {
      acceptChild(visitor, getItems());
    }
    visitor.endVisit(this);
  }

  public static enum Operator {
    LessThan, //
    In, //
    List
  }
}