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.sqlserver.ast.stmt;
  
  import com.alibaba.druid.DbType;
  import com.alibaba.druid.sql.ast.SQLTop;
  import com.alibaba.druid.sql.ast.statement.SQLUpdateStatement;
  import com.alibaba.druid.sql.dialect.sqlserver.ast.SQLServerOutput;
  import com.alibaba.druid.sql.dialect.sqlserver.ast.SQLServerStatement;
  import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerASTVisitor;
  import com.alibaba.druid.sql.visitor.SQLASTVisitor;
  
  public class SQLServerUpdateStatement extends SQLUpdateStatement implements SQLServerStatement {
      private SQLTop top;
      private SQLServerOutput output;
  
      public SQLServerUpdateStatement() {
          super(DbType.sqlserver);
      }
  
      public SQLTop getTop() {
          return top;
      }
  
      public void setTop(SQLTop top) {
          if (top != null) {
              top.setParent(this);
              top.setParentheses(true);
          }
          this.top = top;
      }
  
      public SQLServerOutput getOutput() {
          return output;
      }
  
      public void setOutput(SQLServerOutput output) {
          if (output != null) {
              output.setParent(this);
          }
          this.output = output;
      }
  
      @Override
      public void accept0(SQLASTVisitor visitor) {
          if (visitor instanceof SQLServerASTVisitor) {
              accept0((SQLServerASTVisitor) visitor);
          } else {
              super.accept0(visitor);
          }
      }
  
      @Override
      public void accept0(SQLServerASTVisitor visitor) {
          if (visitor.visit(this)) {
              acceptChild(visitor, top);
              acceptChild(visitor, tableSource);
              acceptChild(visitor, items);
              acceptChild(visitor, output);
              acceptChild(visitor, from);
              acceptChild(visitor, where);
          }
          visitor.endVisit(this);
      }
  
  }
  