com.oracle.truffle.js.runtime

Class JSAgent

java.lang.Object

com.oracle.truffle.js.runtime.JSAgent

Direct Known Subclasses:

DebugJSAgent, MainJSAgent

public abstract class JSAgent
extends Object

Base class for ECMA2017 8.7 Agents.

Constructor Summary

Constructors

Constructor and Description
JSAgent(boolean canBlock)

Method Summary

Modifier and Type	Method and Description
boolean	addWeakRefTargetToSet(Object target)
AsyncContext	asyncContextSwap(AsyncContext snapshot)
boolean	canBlock()
void	enqueuePromiseJob(JSFunctionObject job)
void	enqueueWaitAsyncPromiseJob(JSAgentWaiterList.WaiterRecord waiter)
static JSAgent	get(com.oracle.truffle.api.nodes.Node node)
AsyncContext	getAsyncContextMapping()
int	getAsyncWaitersToBeResolved(JSAgentWaiterList.JSAgentWaiterListEntry wl)
int	getSignifier()
protected boolean	hasPromiseRejectionTracker()
JobCallback	hostMakeJobCallback(Object callback)
void	interopBoundaryEnter()
boolean	interopBoundaryExit()
protected void	notifyPromiseRejectionTracker(JSPromiseObject promise, int operation, Object value)
void	processAllPromises(boolean processWeakRefs)
void	registerFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry)
void	setCanBlock(boolean canBlock)
protected void	setPromiseRejectionTracker(PromiseRejectionTracker tracker)
abstract void	terminate() Terminate the agent.
abstract void	wake()

Methods inherited from class java.lang.Object

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

Constructor Detail

JSAgent

public JSAgent(boolean canBlock)

Method Detail

wake

public abstract void wake()

getSignifier

public int getSignifier()

canBlock

public boolean canBlock()

hostMakeJobCallback

public final JobCallback hostMakeJobCallback(Object callback)

enqueuePromiseJob

public final void enqueuePromiseJob(JSFunctionObject job)

enqueueWaitAsyncPromiseJob

public void enqueueWaitAsyncPromiseJob(JSAgentWaiterList.WaiterRecord waiter)

processAllPromises

public final void processAllPromises(boolean processWeakRefs)

interopBoundaryEnter

public final void interopBoundaryEnter()

interopBoundaryExit

public final boolean interopBoundaryExit()

addWeakRefTargetToSet

public boolean addWeakRefTargetToSet(Object target)

registerFinalizationRegistry

public void registerFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry)

getAsyncWaitersToBeResolved

public int getAsyncWaitersToBeResolved(JSAgentWaiterList.JSAgentWaiterListEntry wl)

setCanBlock

public void setCanBlock(boolean canBlock)

terminate

public abstract void terminate()

Terminate the agent.

get

public static JSAgent get(com.oracle.truffle.api.nodes.Node node)

hasPromiseRejectionTracker

protected final boolean hasPromiseRejectionTracker()

setPromiseRejectionTracker

protected final void setPromiseRejectionTracker(PromiseRejectionTracker tracker)

notifyPromiseRejectionTracker

protected final void notifyPromiseRejectionTracker(JSPromiseObject promise,
                                                   int operation,
                                                   Object value)

getAsyncContextMapping

public AsyncContext getAsyncContextMapping()

asyncContextSwap

public AsyncContext asyncContextSwap(AsyncContext snapshot)