Class JSAgent

java.lang.Object

com.oracle.truffle.js.runtime.JSAgent

Direct Known Subclasses:

DebugJSAgent, MainJSAgent, WorkerAgent

public abstract class JSAgent
extends Object

Base class for ECMA2017 8.7 Agents.

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<JSAgent>	childAgents

Constructor Summary

Constructors

Constructor	Description
JSAgent(boolean canBlock)

Method Summary

Modifier and Type	Method	Description
boolean	addWeakRefTargetToSet(Object target)
AsyncContext	asyncContextSwap(AsyncContext snapshot)
boolean	canBlock()
final 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 final boolean	hasPromiseRejectionTracker()
final JobCallback	hostMakeJobCallback(Object callback)
final void	interopBoundaryEnter()
final boolean	interopBoundaryExit()
protected final void	notifyPromiseRejectionTracker(JSPromiseObject promise, int operation, Object value)
final void	processAllPromises(boolean processWeakRefs)
protected void	registerChildAgent(JSAgent agent)
void	registerFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry)
void	setCanBlock(boolean canBlock)
protected final void	setPromiseRejectionTracker(PromiseRejectionTracker tracker)
void	terminate()	Terminate the agent.
abstract void	wake()

Methods inherited from class java.lang.Object

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

Field Details

childAgents

protected final List<JSAgent> childAgents

Constructor Details

JSAgent

public JSAgent(boolean canBlock)

Method Details

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)

registerChildAgent

protected void registerChildAgent(JSAgent agent)

terminate

public 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)