Package arez

Class Zone

java.lang.Object

arez.Zone

@OmitType(unless="arez.enable_zones")
public final class Zone
extends Object

An isolated Arez context.

Method Summary

Modifier and Type	Method	Description
ArezContext	getContext()	Return the context for the zone.
boolean	isActive()
<T> T	run(Function<T> action)	Run the specified function in the zone.
void	run(Procedure action)	Run the specified procedure in the zone.
<T> T	safeRun(SafeFunction<T> action)	Run the specified function in the zone.
void	safeRun(SafeProcedure action)	Run the specified procedure in the zone.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

getContext

@Nonnull public ArezContext getContext()

Return the context for the zone.

Returns:

the context for the zone.

isActive

public boolean isActive()

safeRun

public <T> T safeRun(@Nonnull SafeFunction<T> action)

Run the specified function in the zone. Activate the zone on entry, deactivate on exit.

Type Parameters:

T - The type of the value returned from function.

Parameters:

action - the function to execute.

Returns:

the value returned from function.

run

public <T> T run(@Nonnull Function<T> action)
          throws Throwable

Run the specified function in the zone. Activate the zone on entry, deactivate on exit.

Type Parameters:

T - The type of the value returned from function.

Parameters:

action - the function to execute.

Returns:

the value returned from function.

Throws:

Throwable - if the function throws an exception.

safeRun

public void safeRun(@Nonnull SafeProcedure action)

Run the specified procedure in the zone. Activate the zone on entry, deactivate on exit.

Parameters:

action - the procedure to execute.

run

public void run(@Nonnull Procedure action)
         throws Throwable

Run the specified procedure in the zone. Activate the zone on entry, deactivate on exit.

Parameters:

action - the procedure to execute.

Throws:

Throwable - if the procedure throws an exception.