Package org.djutils.base

Class MutableInt

java.lang.Object
org.djutils.base.MutableInt
public class MutableInt extends Object
A simple version of a mutable integer with get() and set(int) functions.

Copyright (c) 2023-2025 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See for project information https://djutils.org. The DJUTILS project is distributed under a three-clause BSD-style license, which can be found at https://djutils.org/docs/license.html.

Author:
Alexander Verbraeck

  • Constructor Summary

    Constructors
    Constructor
    Description
    MutableInt(int value)
    Initialize the mutable integer with a value.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    dec()
    Decrement the modifiable int with 1.
    void
    dec(int decrement)
    Decrement the modifiable int with a value.
    void
    div(int divisor)
    Divide the modifiable int by a value.
    boolean
    equals(Object obj)
     
    int
    get()
     
    int
    hashCode()
     
    void
    inc()
    Increment the modifiable int with 1.
    void
    inc(int increment)
    Increment the modifiable int with a value.
    void
    mul(int multiplier)
    Increment the modifiable int with a value.
    void
    set(int newValue)
    set the mutable integer to a new value.
    String
    toString()
     

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Constructor Details

    • MutableInt

      public MutableInt(int value)
      Initialize the mutable integer with a value.
      Parameters:
      value - the initial value of the mutable integer

  • Method Details

    • set

      public void set(int newValue)
      set the mutable integer to a new value.
      Parameters:
      newValue - the new value of the mutable integer

    • get

      public int get()
      Returns:
      the current value of the mutable integer

    • inc

      public void inc(int increment)
      Increment the modifiable int with a value.
      Parameters:
      increment - the value to increment the modifiable int with

    • inc

      public void inc()
      Increment the modifiable int with 1.

    • dec

      public void dec(int decrement)
      Decrement the modifiable int with a value.
      Parameters:
      decrement - the value to decrement the modifiable int with

    • dec

      public void dec()
      Decrement the modifiable int with 1.

    • mul

      public void mul(int multiplier)
      Increment the modifiable int with a value.
      Parameters:
      multiplier - the value to multiply the modifiable int with

    • div

      public void div(int divisor)
      Divide the modifiable int by a value.
      Parameters:
      divisor - the value to divide the modifiable int by

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object

    • equals

      public boolean equals(Object obj)
      Overrides:
      equals in class Object

    • toString

      public String toString()
      Overrides:
      toString in class Object