content: /*
   * 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 com.alibaba.druid.sql.dialect.odps.ast;
  
  import com.alibaba.druid.DbType;
  import com.alibaba.druid.sql.ast.SQLExpr;
  import com.alibaba.druid.sql.ast.SQLName;
  import com.alibaba.druid.sql.ast.SQLStatementImpl;
  import com.alibaba.druid.sql.ast.statement.SQLAssignItem;
  import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;
  import com.alibaba.druid.sql.ast.statement.SQLExternalRecordFormat;
  import com.alibaba.druid.sql.ast.statement.SQLTableSource;
  import com.alibaba.druid.sql.dialect.odps.visitor.OdpsASTVisitor;
  import com.alibaba.druid.sql.visitor.SQLASTVisitor;
  
  import java.util.ArrayList;
  import java.util.List;
  
  public class OdpsUnloadStatement extends SQLStatementImpl {
      protected final List<SQLAssignItem> serdeProperties = new ArrayList<SQLAssignItem>();
      protected final List<SQLAssignItem> properties = new ArrayList<SQLAssignItem>();
      private final List<SQLAssignItem> partitions = new ArrayList<SQLAssignItem>();
      protected SQLExpr location;
      protected SQLExternalRecordFormat rowFormat;
      protected SQLExpr storedAs;
      private SQLTableSource from;
  
      public OdpsUnloadStatement() {
          super(DbType.odps);
      }
  
      @Override
      protected void accept0(SQLASTVisitor visitor) {
          accept0((OdpsASTVisitor) visitor);
      }
  
      protected void accept0(OdpsASTVisitor visitor) {
          if (visitor.visit(this)) {
              acceptChild(visitor, from);
              acceptChild(visitor, partitions);
              acceptChild(visitor, location);
              acceptChild(visitor, rowFormat);
              acceptChild(visitor, storedAs);
              acceptChild(visitor, properties);
          }
          visitor.endVisit(this);
      }
  
      public SQLTableSource getFrom() {
          return from;
      }
  
      public void setFrom(SQLName x) {
          setFrom(
                  new SQLExprTableSource(x));
      }
  
      public void setFrom(SQLTableSource x) {
          if (x != null) {
              x.setParent(this);
          }
          this.from = x;
      }
  
      public List<SQLAssignItem> getPartitions() {
          return partitions;
      }
  
      public SQLExpr getLocation() {
          return location;
      }
  
      public void setLocation(SQLExpr location) {
          this.location = location;
      }
  
      public SQLExternalRecordFormat getRowFormat() {
          return rowFormat;
      }
  
      public void setRowFormat(SQLExternalRecordFormat x) {
          if (x != null) {
              x.setParent(this);
          }
          this.rowFormat = x;
      }
  
      public SQLExpr getStoredAs() {
          return storedAs;
      }
  
      public void setStoredAs(SQLExpr x) {
          if (x != null) {
              x.setParent(this);
          }
          this.storedAs = x;
      }
  
      public List<SQLAssignItem> getSerdeProperties() {
          return serdeProperties;
      }
  
      public List<SQLAssignItem> getProperties() {
          return properties;
      }
  }
  