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.ast;
  
  import com.alibaba.druid.sql.visitor.SQLASTVisitor;
  
  /**
   * Created by wenshao on 29/05/2017.
   */
  public class SQLArgument extends SQLObjectImpl {
      private SQLParameter.ParameterType type;
      private SQLExpr expr;
  
      @Override
      protected void accept0(SQLASTVisitor visitor) {
          if (visitor.visit(this)) {
              acceptChild(visitor, expr);
          }
  
          visitor.endVisit(this);
      }
  
      public SQLArgument clone() {
          SQLArgument x = new SQLArgument();
  
          x.type = type;
  
          if (expr != null) {
              x.setExpr(expr.clone());
          }
  
          return x;
      }
  
      public SQLParameter.ParameterType getType() {
          return type;
      }
  
      public SQLExpr getExpr() {
          return expr;
      }
  
      public void setType(SQLParameter.ParameterType type) {
          this.type = type;
      }
  
      public void setExpr(SQLExpr x) {
          if (x != null) {
              x.setParent(this);
          }
          this.expr = x;
      }
  }
  