Package EDU.oswego.cs.dl.util.concurrent
Class WaitableShort
- java.lang.Object
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- EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
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- EDU.oswego.cs.dl.util.concurrent.SynchronizedShort
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- EDU.oswego.cs.dl.util.concurrent.WaitableShort
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- All Implemented Interfaces:
Executor
,java.lang.Cloneable
,java.lang.Comparable
public class WaitableShort extends SynchronizedShort
A class useful for offloading waiting and signalling operations on single short variables.
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Field Summary
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Fields inherited from class EDU.oswego.cs.dl.util.concurrent.SynchronizedShort
value_
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Fields inherited from class EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
lock_
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Constructor Summary
Constructors Constructor Description WaitableShort(short initialValue)
Make a new WaitableShort with the given initial value, and using its own internal lock.WaitableShort(short initialValue, java.lang.Object lock)
Make a new WaitableShort with the given initial value, and using the supplied lock.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description short
add(short amount)
Add amount to value (i.e., set value += amount)short
and(short b)
Set value to value & b.boolean
commit(short assumedValue, short newValue)
Set value to newValue only if it is currently assumedValue.short
complement()
Set the value to its complementshort
decrement()
Decrement the value.short
divide(short factor)
Divide value by factor (i.e., set value /= factor)short
increment()
Increment the value.short
multiply(short factor)
Multiply value by factor (i.e., set value *= factor)short
or(short b)
Set value to value | b.short
set(short newValue)
Set to newValue.short
subtract(short amount)
Subtract amount from value (i.e., set value -= amount)void
whenEqual(short c, java.lang.Runnable action)
Wait until value equals c, then run action if nonnull.void
whenGreater(short c, java.lang.Runnable action)
wait until value greater than c, then run action if nonnull.void
whenGreaterEqual(short c, java.lang.Runnable action)
wait until value greater than or equal to c, then run action if nonnull.void
whenLess(short c, java.lang.Runnable action)
wait until value less than c, then run action if nonnull.void
whenLessEqual(short c, java.lang.Runnable action)
wait until value less than or equal to c, then run action if nonnull.void
whenNotEqual(short c, java.lang.Runnable action)
wait until value not equal to c, then run action if nonnull.short
xor(short b)
Set value to value ^ b.-
Methods inherited from class EDU.oswego.cs.dl.util.concurrent.SynchronizedShort
compareTo, compareTo, compareTo, equals, get, hashCode, negate, swap, toString
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Methods inherited from class EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
execute, getLock
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Constructor Detail
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WaitableShort
public WaitableShort(short initialValue)
Make a new WaitableShort with the given initial value, and using its own internal lock.
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WaitableShort
public WaitableShort(short initialValue, java.lang.Object lock)
Make a new WaitableShort with the given initial value, and using the supplied lock.
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Method Detail
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set
public short set(short newValue)
Description copied from class:SynchronizedShort
Set to newValue.- Overrides:
set
in classSynchronizedShort
- Returns:
- the old value
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commit
public boolean commit(short assumedValue, short newValue)
Description copied from class:SynchronizedShort
Set value to newValue only if it is currently assumedValue.- Overrides:
commit
in classSynchronizedShort
- Returns:
- true if successful
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increment
public short increment()
Description copied from class:SynchronizedShort
Increment the value.- Overrides:
increment
in classSynchronizedShort
- Returns:
- the new value
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decrement
public short decrement()
Description copied from class:SynchronizedShort
Decrement the value.- Overrides:
decrement
in classSynchronizedShort
- Returns:
- the new value
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add
public short add(short amount)
Description copied from class:SynchronizedShort
Add amount to value (i.e., set value += amount)- Overrides:
add
in classSynchronizedShort
- Returns:
- the new value
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subtract
public short subtract(short amount)
Description copied from class:SynchronizedShort
Subtract amount from value (i.e., set value -= amount)- Overrides:
subtract
in classSynchronizedShort
- Returns:
- the new value
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multiply
public short multiply(short factor)
Description copied from class:SynchronizedShort
Multiply value by factor (i.e., set value *= factor)- Overrides:
multiply
in classSynchronizedShort
- Returns:
- the new value
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divide
public short divide(short factor)
Description copied from class:SynchronizedShort
Divide value by factor (i.e., set value /= factor)- Overrides:
divide
in classSynchronizedShort
- Returns:
- the new value
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complement
public short complement()
Set the value to its complement- Overrides:
complement
in classSynchronizedShort
- Returns:
- the new value
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and
public short and(short b)
Set value to value & b.- Overrides:
and
in classSynchronizedShort
- Returns:
- the new value
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or
public short or(short b)
Set value to value | b.- Overrides:
or
in classSynchronizedShort
- Returns:
- the new value
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xor
public short xor(short b)
Set value to value ^ b.- Overrides:
xor
in classSynchronizedShort
- Returns:
- the new value
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whenEqual
public void whenEqual(short c, java.lang.Runnable action) throws java.lang.InterruptedException
Wait until value equals c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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whenNotEqual
public void whenNotEqual(short c, java.lang.Runnable action) throws java.lang.InterruptedException
wait until value not equal to c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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whenLessEqual
public void whenLessEqual(short c, java.lang.Runnable action) throws java.lang.InterruptedException
wait until value less than or equal to c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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whenLess
public void whenLess(short c, java.lang.Runnable action) throws java.lang.InterruptedException
wait until value less than c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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whenGreaterEqual
public void whenGreaterEqual(short c, java.lang.Runnable action) throws java.lang.InterruptedException
wait until value greater than or equal to c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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whenGreater
public void whenGreater(short c, java.lang.Runnable action) throws java.lang.InterruptedException
wait until value greater than c, then run action if nonnull. The action is run with the synchronization lock held.- Throws:
java.lang.InterruptedException
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