content: package com.alibaba.druid.sql.ast.expr;
  
  import com.alibaba.druid.sql.ast.SQLExpr;
  import com.alibaba.druid.sql.ast.SQLExprImpl;
  import com.alibaba.druid.sql.visitor.SQLASTVisitor;
  
  import java.util.Objects;
  
  public class SQLAtTimeZoneExpr extends SQLExprImpl {
      private SQLExpr expr;
      private SQLExpr timeZone;
  
      public SQLAtTimeZoneExpr() {
      }
  
      public SQLAtTimeZoneExpr(SQLExpr expr, SQLExpr timeZone) {
          this.expr = expr;
          this.timeZone = timeZone;
      }
  
      @Override
      public void accept0(SQLASTVisitor visitor) {
          if (visitor.visit(this)) {
              acceptChild(visitor, expr);
              acceptChild(visitor, timeZone);
          }
          visitor.endVisit(this);
      }
  
      public SQLExpr getExpr() {
          return expr;
      }
  
      public void setExpr(SQLExpr expr) {
          this.expr = expr;
      }
  
      public SQLExpr getTimeZone() {
          return timeZone;
      }
  
      public void setTimeZone(SQLExpr timeZone) {
          this.timeZone = timeZone;
      }
  
      public SQLAtTimeZoneExpr clone() {
          SQLAtTimeZoneExpr x = new SQLAtTimeZoneExpr();
  
          if (expr != null) {
              x.setExpr(expr.clone());
          }
  
          if (timeZone != null) {
              x.setTimeZone(timeZone.clone());
          }
  
          return x;
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
  
          SQLAtTimeZoneExpr that = (SQLAtTimeZoneExpr) o;
          return Objects.equals(expr, that.expr) && Objects.equals(timeZone, that.timeZone);
      }
  
      @Override
      public int hashCode() {
          int result = Objects.hashCode(expr);
          result = 31 * result + Objects.hashCode(timeZone);
          return result;
      }
  }
  