bool LockerImpl<IsForMMAPV1>::isCollectionLockedForMode(StringData ns, LockMode mode) const {
invariant(nsIsFull(ns));
if (isW())
return true;
if (isR() && isSharedLockMode(mode))
return true;
const NamespaceString nss(ns);
const ResourceId resIdDb(RESOURCE_DATABASE, nss.db());
LockMode dbMode = getLockMode(resIdDb);
if (!shouldConflictWithSecondaryBatchApplication())
return true;
switch (dbMode) {
case MODE_NONE:
return false;
case MODE_X:
return true;
case MODE_S:
return isSharedLockMode(mode);
case MODE_IX:
case MODE_IS: {
const ResourceId resIdColl(RESOURCE_COLLECTION, ns);
return isLockHeldForMode(resIdColl, mode);
} break;
case LockModesCount:
break;
}
invariant(false);
return false;
}
bool Word_ :: setW(int size , char *word)
{
errno_t err;
if(isW(size,word) ==false )
{
return false;
}
if(this->word != NULL)
{
delete [] this->word;
}
this->size = size;
this->word = new char [size];
err = memcpy_s(this->word , this->size , word , size );
if(err)
{
delete [] word;
return false;
}
else
{
return true;
}
}
bool LockerImpl<IsForMMAPV1>::isDbLockedForMode(StringData dbName, LockMode mode) const {
invariant(nsIsDbOnly(dbName));
if (isW())
return true;
if (isR() && isSharedLockMode(mode))
return true;
const ResourceId resIdDb(RESOURCE_DATABASE, dbName);
return isLockHeldForMode(resIdDb, mode);
}
