studio.raptor.sqlparser.dialect.odps.ast.OdpsUDTFSQLSelectItem 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.dialect.odps.ast;

import java.util.ArrayList;
import java.util.List;
import studio.raptor.sqlparser.ast.statement.SQLSelectItem;
import studio.raptor.sqlparser.dialect.odps.visitor.OdpsASTVisitor;
import studio.raptor.sqlparser.visitor.SQLASTVisitor;

public class OdpsUDTFSQLSelectItem extends SQLSelectItem implements OdpsObject {

  private final List aliasList = new ArrayList();

  public String getAlias() {
    throw new UnsupportedOperationException();
  }

  public void setAlias(String alias) {
    throw new UnsupportedOperationException();
  }

  public List getAliasList() {
    return aliasList;
  }

  protected void accept0(SQLASTVisitor visitor) {
    accept0((OdpsASTVisitor) visitor);
  }

  public void accept0(OdpsASTVisitor visitor) {
    if (visitor.visit(this)) {
      acceptChild(visitor, this.expr);
    }
    visitor.endVisit(this);
  }

}