// static
XPCJSRuntime*
XPCJSRuntime::newXPCJSRuntime(nsXPConnect* aXPConnect,
nsIJSRuntimeService* aJSRuntimeService)
{
NS_PRECONDITION(aXPConnect,"bad param");
NS_PRECONDITION(aJSRuntimeService,"bad param");
XPCJSRuntime* self;
self = new XPCJSRuntime(aXPConnect,
aJSRuntimeService);
if(self &&
self->GetJSRuntime() &&
self->GetContextMap() &&
self->GetWrappedJSMap() &&
self->GetWrappedJSClassMap() &&
self->GetIID2NativeInterfaceMap() &&
self->GetClassInfo2NativeSetMap() &&
self->GetNativeSetMap() &&
self->GetThisTranslatorMap() &&
self->GetNativeScriptableSharedMap() &&
self->GetDyingWrappedNativeProtoMap() &&
self->GetExplicitNativeWrapperMap() &&
self->GetMapLock())
{
return self;
}
delete self;
return nsnull;
}
// static
void
XPCNativeSet::ClearCacheEntryForClassInfo(nsIClassInfo* classInfo)
{
XPCJSRuntime* rt = nsXPConnect::GetRuntimeInstance();
ClassInfo2NativeSetMap* map = rt->GetClassInfo2NativeSetMap();
if (map)
map->Remove(classInfo);
}
// static
void
XPCNativeSet::ClearCacheEntryForClassInfo(nsIClassInfo* classInfo)
{
XPCJSRuntime* rt = nsXPConnect::GetRuntimeInstance();
ClassInfo2NativeSetMap* map = rt->GetClassInfo2NativeSetMap();
if (map)
{ // scoped lock
XPCAutoLock lock(rt->GetMapLock());
map->Remove(classInfo);
}
}
// static
XPCNativeSet*
XPCNativeSet::GetNewOrUsed(XPCCallContext& ccx, nsIClassInfo* classInfo)
{
AutoMarkingNativeSetPtr set(ccx);
XPCJSRuntime* rt = ccx.GetRuntime();
ClassInfo2NativeSetMap* map = rt->GetClassInfo2NativeSetMap();
if (!map)
return nsnull;
{ // scoped lock
XPCAutoLock lock(rt->GetMapLock());
set = map->Find(classInfo);
}
if (set)
return set;
nsIID** iidArray = nsnull;
AutoMarkingNativeInterfacePtrArrayPtr interfaceArray(ccx);
PRUint32 iidCount = 0;
if (NS_FAILED(classInfo->GetInterfaces(&iidCount, &iidArray))) {
// Note: I'm making it OK for this call to fail so that one can add
// nsIClassInfo to classes implemented in script without requiring this
// method to be implemented.
// Make sure these are set correctly...
iidArray = nsnull;
iidCount = 0;
}
NS_ASSERTION((iidCount && iidArray) || !(iidCount || iidArray), "GetInterfaces returned bad array");
// !!! from here on we only exit through the 'out' label !!!
if (iidCount) {
AutoMarkingNativeInterfacePtrArrayPtr
arr(ccx, new XPCNativeInterface*[iidCount], iidCount, true);
if (!arr)
goto out;
interfaceArray = arr;
XPCNativeInterface** currentInterface = interfaceArray;
nsIID** currentIID = iidArray;
PRUint16 interfaceCount = 0;
for (PRUint32 i = 0; i < iidCount; i++) {
nsIID* iid = *(currentIID++);
if (!iid) {
NS_ERROR("Null found in classinfo interface list");
continue;
}
XPCNativeInterface* iface =
XPCNativeInterface::GetNewOrUsed(ccx, iid);
if (!iface) {
// XXX warn here
continue;
}
*(currentInterface++) = iface;
interfaceCount++;
}
if (interfaceCount) {
set = NewInstance(ccx, interfaceArray, interfaceCount);
if (set) {
NativeSetMap* map2 = rt->GetNativeSetMap();
if (!map2)
goto out;
XPCNativeSetKey key(set, nsnull, 0);
{ // scoped lock
XPCAutoLock lock(rt->GetMapLock());
XPCNativeSet* set2 = map2->Add(&key, set);
if (!set2) {
NS_ERROR("failed to add our set!");
DestroyInstance(set);
set = nsnull;
goto out;
}
if (set2 != set) {
DestroyInstance(set);
set = set2;
}
}
}
} else
set = GetNewOrUsed(ccx, &NS_GET_IID(nsISupports));
} else
set = GetNewOrUsed(ccx, &NS_GET_IID(nsISupports));
if (set)
{ // scoped lock
XPCAutoLock lock(rt->GetMapLock());
#ifdef DEBUG
XPCNativeSet* set2 =
#endif
map->Add(classInfo, set);
NS_ASSERTION(set2, "failed to add our set!");
NS_ASSERTION(set2 == set, "hashtables inconsistent!");
}
out:
if (iidArray)
NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(iidCount, iidArray);
if (interfaceArray)
delete [] interfaceArray.get();
return set;
}
