MutableInt

java.lang.Object

smile.util.MutableInt

All Implemented Interfaces:: Comparable<MutableInt>

public class MutableInt extends Object implements Comparable<MutableInt>

A mutable int wrapper. It is efficient as counter in HashMap.

Field Summary

Fields

Modifier and Type

Field

Description

int

value

The integer value.
Constructor Summary

Constructors

Constructor

Description

MutableInt()

Constructor.

MutableInt(int value)

Constructor.
Method Summary

Modifier and Type

Method

Description

int

compareTo(MutableInt o)

int

decrement()

Decrement by one.

int

decrement(int x)

Decrement.

int

increment()

Increment by one.

int

increment(int x)

Increment.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- value
  
  public int value
  
  The integer value.
Constructor Details
- MutableInt
  
  public MutableInt()
  
  Constructor. The initial value is 1 since we're counting.
- MutableInt
  
  public MutableInt(int value)
  
  Constructor.
  
  Parameters:
  
  value - the initial value.
Method Details
- compareTo
  
  public int compareTo(MutableInt o)
  
  Specified by:
  
  compareTo in interface Comparable<MutableInt>
- increment
  
  public int increment()
  
  Increment by one.
  
  Returns:
  
  the update value.
- increment
  
  public int increment(int x)
  
  Increment.
  
  Parameters:
  
  x - the operand.
  
  Returns:
  
  the update value.
- decrement
  
  public int decrement()
  
  Decrement by one.
  
  Returns:
  
  the update value.
- decrement
  
  public int decrement(int x)
  
  Decrement.
  
  Parameters:
  
  x - the operand.
  
  Returns:
  
  the update value.