org.apache.commons.lang.mutable
public class MutableInt extends Number implements Comparable, Mutable
int
wrapper.Integer
,
Serialized FormConstructor and Description |
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MutableInt()
Constructs a new MutableInt with the default value of zero.
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MutableInt(int value)
Constructs a new MutableInt with the specified value.
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MutableInt(Number value)
Constructs a new MutableInt with the specified value.
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Modifier and Type | Method and Description |
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void |
add(int operand)
Adds a value.
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void |
add(Number operand)
Adds a value.
|
int |
compareTo(Object obj)
Compares this mutable to another in ascending order.
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void |
decrement()
Decrements the value.
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double |
doubleValue()
Returns the value of this MutableInt as a double.
|
boolean |
equals(Object obj)
Compares this object to the specified object.
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float |
floatValue()
Returns the value of this MutableInt as a float.
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Object |
getValue()
Gets the value as a Integer instance.
|
int |
hashCode()
Returns a suitable hashcode for this mutable.
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void |
increment()
Increments the value.
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int |
intValue()
Returns the value of this MutableInt as a int.
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long |
longValue()
Returns the value of this MutableInt as a long.
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void |
setValue(int value)
Sets the value.
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void |
setValue(Object value)
Sets the value from any Number instance.
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void |
subtract(int operand)
Subtracts a value.
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void |
subtract(Number operand)
Subtracts a value.
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Integer |
toInteger()
Gets this mutable as an instance of Integer.
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String |
toString()
Returns the String value of this mutable.
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byteValue, shortValue
public MutableInt()
public MutableInt(int value)
value
- a value.public MutableInt(Number value)
value
- a value.NullPointerException
- if the object is nullpublic Object getValue()
public void setValue(int value)
value
- the value to setpublic void setValue(Object value)
setValue
in interface Mutable
value
- the value to setNullPointerException
- if the object is nullClassCastException
- if the type is not a Number
public void increment()
public void decrement()
public void add(int operand)
operand
- the value to addpublic void add(Number operand)
operand
- the value to addNullPointerException
- if the object is nullpublic void subtract(int operand)
operand
- the value to addpublic void subtract(Number operand)
operand
- the value to addNullPointerException
- if the object is nullpublic int intValue()
public long longValue()
public float floatValue()
floatValue
in class Number
public double doubleValue()
doubleValue
in class Number
public Integer toInteger()
public boolean equals(Object obj)
true
if and only if the argument is
not null
and is an MutableInt
object that contains the same int
value
as this object.public int hashCode()
public int compareTo(Object obj)
compareTo
in interface Comparable
obj
- the mutable to compare toClassCastException
- if the argument is not a MutableIntCopyright © 2001-2014 - Apache Software Foundation