Package com.luna.common.mutable

Class MutableFloat

java.lang.Object
java.lang.Number
com.luna.common.mutable.MutableFloat
All Implemented Interfaces:
Mutable<Number>, Serializable, Comparable<MutableFloat>
public class MutableFloat extends Number implements Comparable<MutableFloat>, Mutable<Number>
可变 float 类型
Since:
3.0.1
See Also:

  • Constructor Details

    • MutableFloat

      public MutableFloat()
      构造，默认值0

    • MutableFloat

      public MutableFloat(float value)
      构造
      Parameters:
      value - 值

    • MutableFloat

      public MutableFloat(Number value)
      构造
      Parameters:
      value - 值

    • MutableFloat

      public MutableFloat(String value) throws NumberFormatException
      构造
      Parameters:
      value - String值
      Throws:
      NumberFormatException - 数字转换错误

  • Method Details

    • get

      public Float get()
      Description copied from interface: Mutable
      获得原始值
      Specified by:
      get in interface Mutable<Number>
      Returns:
      原始值

    • set

      public void set(float value)
      设置值
      Parameters:
      value - 值

    • set

      public void set(Number value)
      Description copied from interface: Mutable
      设置值
      Specified by:
      set in interface Mutable<Number>
      Parameters:
      value - 值

    • increment

      public MutableFloat increment()
      值+1
      Returns:
      this

    • decrement

      public MutableFloat decrement()
      值减一
      Returns:
      this

    • add

      public MutableFloat add(float operand)
      增加值
      Parameters:
      operand - 被增加的值
      Returns:
      this

    • add

      public MutableFloat add(Number operand)
      增加值
      Parameters:
      operand - 被增加的值，非空
      Returns:
      this
      Throws:
      NullPointerException - if the object is null

    • subtract

      public MutableFloat subtract(float operand)
      减去值
      Parameters:
      operand - 被减的值
      Returns:
      this

    • subtract

      public MutableFloat subtract(Number operand)
      减去值
      Parameters:
      operand - 被减的值，非空
      Returns:
      this
      Throws:
      NullPointerException - if the object is null

    • intValue

      public int intValue()
      Specified by:
      intValue in class Number

    • longValue

      public long longValue()
      Specified by:
      longValue in class Number

    • floatValue

      public float floatValue()
      Specified by:
      floatValue in class Number

    • doubleValue

      public double doubleValue()
      Specified by:
      doubleValue in class Number

    • equals

      public boolean equals(Object obj)
      相等需同时满足如下条件：
      1. 非空
      2. 类型为 MutableFloat
      3. 值相等
      Overrides:
      equals in class Object
      Parameters:
      obj - 比对的对象
      Returns:
      相同返回true，否则 false

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object

    • compareTo

      public int compareTo(MutableFloat other)
      比较
      Specified by:
      compareTo in interface Comparable<MutableFloat>
      Parameters:
      other - 其它 MutableFloat 对象
      Returns:
      x==y返回0，x<y返回-1，x>y返回1

    • toString

      public String toString()
      Overrides:
      toString in class Object