Package org.apache.commons.lang.mutable

Class MutableShort

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Comparable, Mutable
    public class MutableShort
extends java.lang.Number
implements java.lang.Comparable, Mutable
    A mutable short wrapper.
    Since:
    2.1
    See Also:
    Short, Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      MutableShort()
      Constructs a new MutableShort with the default value of zero.
      MutableShort​(short value)
      Constructs a new MutableShort with the specified value.
      MutableShort​(java.lang.Number value)
      Constructs a new MutableShort with the specified value.
      MutableShort​(java.lang.String value)
      Constructs a new MutableShort parsing the given string.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(short operand)
      Adds a value to the value of this instance.
      void add​(java.lang.Number operand)
      Adds a value to the value of this instance.
      int compareTo​(java.lang.Object obj)
      Compares this mutable to another in ascending order.
      void decrement()
      Decrements the value.
      double doubleValue()
      Returns the value of this MutableShort as a double.
      boolean equals​(java.lang.Object obj)
      Compares this object to the specified object.
      float floatValue()
      Returns the value of this MutableShort as a float.
      java.lang.Object getValue()
      Gets the value as a Short instance.
      int hashCode()
      Returns a suitable hash code for this mutable.
      void increment()
      Increments the value.
      int intValue()
      Returns the value of this MutableShort as an int.
      long longValue()
      Returns the value of this MutableShort as a long.
      void setValue​(short value)
      Sets the value.
      void setValue​(java.lang.Object value)
      Sets the value from any Number instance.
      short shortValue()
      Returns the value of this MutableShort as a short.
      void subtract​(short operand)
      Subtracts a value from the value of this instance.
      void subtract​(java.lang.Number operand)
      Subtracts a value from the value of this instance.
      java.lang.Short toShort()
      Gets this mutable as an instance of Short.
      java.lang.String toString()
      Returns the String value of this mutable.

      • Methods inherited from class java.lang.Number

        byteValue

      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • MutableShort

        public MutableShort()
        Constructs a new MutableShort with the default value of zero.

      • MutableShort

        public MutableShort​(short value)
        Constructs a new MutableShort with the specified value.
        Parameters:
        value - the initial value to store

      • MutableShort

        public MutableShort​(java.lang.Number value)
        Constructs a new MutableShort with the specified value.
        Parameters:
        value - the initial value to store, not null
        Throws:
        java.lang.NullPointerException - if the object is null

      • MutableShort

        public MutableShort​(java.lang.String value)
             throws java.lang.NumberFormatException
        Constructs a new MutableShort parsing the given string.
        Parameters:
        value - the string to parse, not null
        Throws:
        java.lang.NumberFormatException - if the string cannot be parsed into a short
        Since:
        2.5

    • Method Detail

      • getValue

        public java.lang.Object getValue()
        Gets the value as a Short instance.
        Specified by:
        getValue in interface Mutable
        Returns:
        the value as a Short, never null

      • setValue

        public void setValue​(short value)
        Sets the value.
        Parameters:
        value - the value to set

      • setValue

        public void setValue​(java.lang.Object value)
        Sets the value from any Number instance.
        Specified by:
        setValue in interface Mutable
        Parameters:
        value - the value to set, not null
        Throws:
        java.lang.NullPointerException - if the object is null
        java.lang.ClassCastException - if the type is not a Number

      • increment

        public void increment()
        Increments the value.
        Since:
        Commons Lang 2.2

      • decrement

        public void decrement()
        Decrements the value.
        Since:
        Commons Lang 2.2

      • add

        public void add​(short operand)
        Adds a value to the value of this instance.
        Parameters:
        operand - the value to add, not null
        Since:
        Commons Lang 2.2

      • add

        public void add​(java.lang.Number operand)
        Adds a value to the value of this instance.
        Parameters:
        operand - the value to add, not null
        Throws:
        java.lang.NullPointerException - if the object is null
        Since:
        Commons Lang 2.2

      • subtract

        public void subtract​(short operand)
        Subtracts a value from the value of this instance.
        Parameters:
        operand - the value to subtract, not null
        Since:
        Commons Lang 2.2

      • subtract

        public void subtract​(java.lang.Number operand)
        Subtracts a value from the value of this instance.
        Parameters:
        operand - the value to subtract, not null
        Throws:
        java.lang.NullPointerException - if the object is null
        Since:
        Commons Lang 2.2

      • shortValue

        public short shortValue()
        Returns the value of this MutableShort as a short.
        Overrides:
        shortValue in class java.lang.Number
        Returns:
        the numeric value represented by this object after conversion to type short.

      • intValue

        public int intValue()
        Returns the value of this MutableShort as an int.
        Specified by:
        intValue in class java.lang.Number
        Returns:
        the numeric value represented by this object after conversion to type int.

      • longValue

        public long longValue()
        Returns the value of this MutableShort as a long.
        Specified by:
        longValue in class java.lang.Number
        Returns:
        the numeric value represented by this object after conversion to type long.

      • floatValue

        public float floatValue()
        Returns the value of this MutableShort as a float.
        Specified by:
        floatValue in class java.lang.Number
        Returns:
        the numeric value represented by this object after conversion to type float.

      • doubleValue

        public double doubleValue()
        Returns the value of this MutableShort as a double.
        Specified by:
        doubleValue in class java.lang.Number
        Returns:
        the numeric value represented by this object after conversion to type double.

      • toShort

        public java.lang.Short toShort()
        Gets this mutable as an instance of Short.
        Returns:
        a Short instance containing the value from this mutable, never null

      • equals

        public boolean equals​(java.lang.Object obj)
        Compares this object to the specified object. The result is true if and only if the argument is not null and is a MutableShort object that contains the same short value as this object.
        Overrides:
        equals in class java.lang.Object
        Parameters:
        obj - the object to compare with, null returns false
        Returns:
        true if the objects are the same; false otherwise.

      • hashCode

        public int hashCode()
        Returns a suitable hash code for this mutable.
        Overrides:
        hashCode in class java.lang.Object
        Returns:
        a suitable hash code

      • compareTo

        public int compareTo​(java.lang.Object obj)
        Compares this mutable to another in ascending order.
        Specified by:
        compareTo in interface java.lang.Comparable
        Parameters:
        obj - the other mutable to compare to, not null
        Returns:
        negative if this is less, zero if equal, positive if greater
        Throws:
        java.lang.ClassCastException - if the argument is not a MutableShort

      • toString

        public java.lang.String toString()
        Returns the String value of this mutable.
        Overrides:
        toString in class java.lang.Object
        Returns:
        the mutable value as a string