// 可在 GC 线程直接调用此方法
public void FreeDelegationValue(JSValue value)
{
if (_mainThreadId == Thread.CurrentThread.ManagedThreadId)
{
_objectCache.RemoveDelegate(value);
if (_rt != JSRuntime.Null)
{
JSApi.JS_FreeValueRT(_rt, value);
}
}
else
{
var act = new JSAction()
{
value = value,
callback = _FreeValueAndDelegationAction,
};
lock (_pendingActions)
{
_pendingActions.Enqueue(act);
}
}
}
// 在主线程回调
private static unsafe void _PostMessage(ScriptRuntime runtime, JSAction action)
{
var worker = action.worker;
try
{
if (worker._runtime.isRunning && worker._parentRuntime.isRunning)
{
var context = runtime.GetMainContext();
var ctx = (JSContext)context;
var onmessage = JSApi.JS_GetProperty(ctx, worker._self, context.GetAtom("onmessage"));
if (onmessage.IsException())
{
var exceptionString = ctx.GetExceptionString();
var logger = runtime.GetLogger();
if (logger != null)
{
logger.Write(LogLevel.Error, exceptionString);
}
}
else
{
if (JSApi.JS_IsFunction(ctx, onmessage) == 1)
{
// read object => jsvalue
JSValue data;
fixed(byte *buf = action.buffer.data)
{
data = JSApi.JS_ReadObject(ctx, buf, action.buffer.readableBytes, 0);
}
if (data.IsException())
{
var exceptionString = ctx.GetExceptionString();
var logger = runtime.GetLogger();
if (logger != null)
{
logger.Write(LogLevel.Error, exceptionString);
}
}
else
{
var argv = stackalloc JSValue[1] {
data
};
var rval = JSApi.JS_Call(ctx, onmessage, worker._self, 1, argv);
JSApi.JS_FreeValue(ctx, rval);
}
}
else
{
// not function
}
JSApi.JS_FreeValue(ctx, onmessage);
}
}
}
finally
{
action.buffer.Release();
}
}
private static void _FreeValueAction(ScriptRuntime rt, JSAction action)
{
JSApi.JS_FreeValueRT(rt, action.value);
}
/// <summary>
/// master 处理 worker 发送的消息 (在master线程回调)
/// </summary>
private static unsafe void _MasterOnMessage(ScriptRuntime runtime, JSAction action)
{
var args = (JSWorkerArgs)action.args;
var buffer = args.buffer;
try
{
var worker = args.worker;
if (worker._runtime.isRunning && worker._parentRuntime.isRunning)
{
var context = runtime.GetMainContext();
var ctx = (JSContext)context;
var onmessage = JSApi.JS_GetProperty(ctx, worker._self, context.GetAtom("onmessage"));
if (onmessage.IsException())
{
var exceptionString = ctx.GetExceptionString();
var logger = runtime.GetLogger();
if (logger != null)
{
logger.Write(LogLevel.Error, exceptionString);
}
}
else
{
if (JSApi.JS_IsFunction(ctx, onmessage) == 1)
{
// read object => jsvalue
JSValue data;
fixed(byte *buf = buffer.data)
{
data = JSApi.JS_ReadObject(ctx, buf, buffer.readableBytes, JSApi.JS_READ_OBJ_REFERENCE);
}
do
{
if (!data.IsException())
{
var evt = JSApi.JS_NewObject(ctx);
if (!evt.IsException())
{
JSApi.JS_SetProperty(ctx, evt, context.GetAtom("data"), data);
var argv = stackalloc JSValue[1] {
evt
};
var rval = JSApi.JS_Call(ctx, onmessage, worker._self, 1, argv);
JSApi.JS_FreeValue(ctx, rval);
JSApi.JS_FreeValue(ctx, evt);
break;
}
else
{
JSApi.JS_FreeValue(ctx, data);
}
}
var exceptionString = ctx.GetExceptionString();
var logger = runtime.GetLogger();
if (logger != null)
{
logger.Write(LogLevel.Error, exceptionString);
}
} while (false);
}
else
{
// not function
}
JSApi.JS_FreeValue(ctx, onmessage);
}
}
}
finally
{
buffer.Release();
}
}
private static void _EvalSource(ScriptRuntime runtime, JSAction value)
{
var args = (JSSourceArgs)value.args;
runtime.GetMainContext().EvalSource(args.source, args.src);
}
