content: /*
   * Copyright (C) 2016-2023 ActionTech.
   * License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher.
   */
  
  package com.actiontech.dble.plan.common.item;
  
  import com.actiontech.dble.plan.common.field.Field;
  import com.actiontech.dble.plan.common.item.num.ItemNum;
  import com.actiontech.dble.plan.common.time.MySQLTime;
  import com.alibaba.druid.sql.ast.SQLExpr;
  import com.alibaba.druid.sql.ast.expr.SQLNumberExpr;
  
  import java.math.BigDecimal;
  import java.math.BigInteger;
  import java.util.List;
  
  public class ItemFloat extends ItemNum {
      private BigDecimal value;
  
      public ItemFloat(BigDecimal value) {
          super();
          this.value = value;
          fixed = true;
          decimals = this.value.scale() > 0 ? this.value.scale() : 0;
      }
  
      @Override
      public ItemType type() {
          return ItemType.REAL_ITEM;
      }
  
      @Override
      public FieldTypes fieldType() {
          return FieldTypes.MYSQL_TYPE_DOUBLE;
      }
  
      @Override
      public BigDecimal valReal() {
          return value;
      }
  
      @Override
      public BigInteger valInt() {
          return value.toBigInteger();
      }
  
      @Override
      public BigDecimal valDecimal() {
          return value;
      }
  
      @Override
      public String valStr() {
          return value.toString();
      }
  
      @Override
      public boolean getDate(MySQLTime ltime, long fuzzydate) {
          return getDateFromReal(ltime, fuzzydate);
      }
  
      @Override
      public boolean getTime(MySQLTime ltime) {
          return getTimeFromReal(ltime);
      }
  
      @Override
      public ItemNum neg() {
          value = value.negate();
          return this;
      }
  
      @Override
      public int hashCode() {
          if (value == null)
              return 0;
          else
              return value.hashCode();
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj)
              return true;
          if (obj == null)
              return false;
          if (!(obj instanceof ItemFloat))
              return false;
          ItemFloat other = (ItemFloat) obj;
          if (value == null || other.value == null)
              return value == null && other.value == null;
          else
              return value.equals(other.value);
      }
  
      @Override
      public SQLExpr toExpression() {
          return new SQLNumberExpr(value);
      }
  
      @Override
      protected Item cloneStruct(boolean forCalculate, List<Item> calArgs, boolean isPushDown, List<Field> fields) {
          return new ItemFloat(value);
      }
  }
  