public class MutableLong extends Number implements Comparable<MutableLong>, Mutable<Number>
long
wrapper.
Note that as MutableLong does not extend Long, it is not treated by String.format as a Long parameter.
Long
,
Serialized FormConstructor and Description |
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MutableLong()
Constructs a new MutableLong with the default value of zero.
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MutableLong(long value)
Constructs a new MutableLong with the specified value.
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MutableLong(Number value)
Constructs a new MutableLong with the specified value.
|
MutableLong(String value)
Constructs a new MutableLong parsing the given string.
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Modifier and Type | Method and Description |
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void |
add(long operand)
Adds a value to the value of this instance.
|
void |
add(Number operand)
Adds a value to the value of this instance.
|
int |
compareTo(MutableLong other)
Compares this mutable to another in ascending order.
|
void |
decrement()
Decrements the value.
|
double |
doubleValue()
Returns the value of this MutableLong as a double.
|
boolean |
equals(Object obj)
Compares this object to the specified object.
|
float |
floatValue()
Returns the value of this MutableLong as a float.
|
Long |
getValue()
Gets the value as a Long instance.
|
int |
hashCode()
Returns a suitable hash code for this mutable.
|
void |
increment()
Increments the value.
|
int |
intValue()
Returns the value of this MutableLong as an int.
|
long |
longValue()
Returns the value of this MutableLong as a long.
|
void |
setValue(long value)
Sets the value.
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void |
setValue(Number value)
Sets the value from any Number instance.
|
void |
subtract(long operand)
Subtracts a value from the value of this instance.
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void |
subtract(Number operand)
Subtracts a value from the value of this instance.
|
Long |
toLong()
Gets this mutable as an instance of Long.
|
String |
toString()
Returns the String value of this mutable.
|
byteValue, shortValue
public MutableLong()
public MutableLong(long value)
value
- the initial value to storepublic MutableLong(Number value)
value
- the initial value to store, not nullNullPointerException
- if the object is nullpublic MutableLong(String value) throws NumberFormatException
value
- the string to parse, not nullNumberFormatException
- if the string cannot be parsed into a longpublic void setValue(long value)
value
- the value to setpublic void setValue(Number value)
setValue
in interface Mutable<Number>
value
- the value to set, not nullNullPointerException
- if the object is nullpublic void increment()
public void decrement()
public void add(long operand)
operand
- the value to add, not nullpublic void add(Number operand)
operand
- the value to add, not nullNullPointerException
- if the object is nullpublic void subtract(long operand)
operand
- the value to subtract, not nullpublic void subtract(Number operand)
operand
- the value to subtract, not nullNullPointerException
- 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 Long toLong()
public boolean equals(Object obj)
true
if and only if the argument
is not null
and is a MutableLong
object that contains the same long
value as this object.public int hashCode()
public int compareTo(MutableLong other)
compareTo
in interface Comparable<MutableLong>
other
- the other mutable to compare to, not nullCopyright © 2001–2014 The Apache Software Foundation. All rights reserved.