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JavaTM 2 Platform Std. Ed. v1.5.0
java.util.concurrent.atomic
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Constructor Summary | |
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AtomicInteger()
Create a new AtomicInteger with initial value 0. |
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AtomicInteger(int initialValue)
Create a new AtomicInteger with the given initial value. |
Method Summary | |
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int |
addAndGet(int delta)
Atomically add the given value to current value. |
boolean |
compareAndSet(int expect,
int update)
Atomically set the value to the given updated value if the current value == the expected value. |
int |
decrementAndGet()
Atomically decrement by one the current value. |
double |
doubleValue()
Returns the value of the specified number as a double . |
float |
floatValue()
Returns the value of the specified number as a float . |
int |
get()
Get the current value. |
int |
getAndAdd(int delta)
Atomically add the given value to current value. |
int |
getAndDecrement()
Atomically decrement by one the current value. |
int |
getAndIncrement()
Atomically increment by one the current value. |
int |
getAndSet(int newValue)
Set to the give value and return the old value. |
int |
incrementAndGet()
Atomically increment by one the current value. |
int |
intValue()
Returns the value of the specified number as an int . |
long |
longValue()
Returns the value of the specified number as a long . |
void |
set(int newValue)
Set to the given value. |
String |
toString()
Returns the String representation of the current value. |
boolean |
weakCompareAndSet(int expect,
int update)
Atomically set the value to the given updated value if the current value == the expected value. |
Methods inherited from class java.lang.Number |
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byteValue, shortValue |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public AtomicInteger(int initialValue)
initialValue
- the initial valuepublic AtomicInteger()
Method Detail |
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public final int get()
public final void set(int newValue)
newValue
- the new valuepublic final int getAndSet(int newValue)
newValue
- the new value
public final boolean compareAndSet(int expect, int update)
expect
- the expected valueupdate
- the new value
public final boolean weakCompareAndSet(int expect, int update)
expect
- the expected valueupdate
- the new value
public final int getAndIncrement()
public final int getAndDecrement()
public final int getAndAdd(int delta)
delta
- the value to add
public final int incrementAndGet()
public final int decrementAndGet()
public final int addAndGet(int delta)
delta
- the value to add
public String toString()
public int intValue()
Number
int
.
This may involve rounding or truncation.
int
.public long longValue()
Number
long
.
This may involve rounding or truncation.
long
.public float floatValue()
Number
float
.
This may involve rounding.
floatValue
in class Number
float
.public double doubleValue()
Number
double
.
This may involve rounding.
doubleValue
in class Number
double
.