public static BDbcMethods GetMethods(BerkeleyDbType dbType)
{
BDbcMethods methods = GetMethodsInternal(dbType);
if (methods == null)
{
throw new InvalidOperationException("must call DbcMethods.Create");
}
return(methods);
}
private static BDbcMethods CreateMethods(BerkeleyDbType dbType, IntPtr pdbc, BDbOffsetOf offsetOf)
{
BDbcMethods dbcMethods = GetMethodsInternal(dbType);
if (dbcMethods == null)
{
lock (typeof(BDbcMethods))
{
dbcMethods = GetMethodsInternal(dbType);
if (dbcMethods == null)
{
dbcMethods = new BDbcMethods(pdbc, offsetOf, dbType);
switch (dbType)
{
case BerkeleyDbType.DB_BTREE:
_btree = dbcMethods;
break;
case BerkeleyDbType.DB_HASH:
_hash = dbcMethods;
break;
case BerkeleyDbType.DB_RECNO:
_recno = dbcMethods;
break;
case BerkeleyDbType.DB_QUEUE:
_queue = dbcMethods;
break;
case BerkeleyDbType.DB_UNKNOWN:
_unknown = dbcMethods;
break;
case BerkeleyDbType.DB_HEAP:
_heap = dbcMethods;
break;
}
}
}
}
return(dbcMethods);
}
private static BDbcMethods CreateMethods(BerkeleyDbType dbType, IntPtr pdbc, BDbOffsetOf offsetOf)
{
BDbcMethods dbcMethods = GetMethodsInternal(dbType);
if (dbcMethods == null)
{
lock (typeof(BDbcMethods))
{
dbcMethods = GetMethodsInternal(dbType);
if (dbcMethods == null)
{
dbcMethods = new BDbcMethods(pdbc, offsetOf, dbType);
switch (dbType)
{
case BerkeleyDbType.DB_BTREE:
_btree = dbcMethods;
break;
case BerkeleyDbType.DB_HASH:
_hash = dbcMethods;
break;
case BerkeleyDbType.DB_RECNO:
_recno = dbcMethods;
break;
case BerkeleyDbType.DB_QUEUE:
_queue = dbcMethods;
break;
case BerkeleyDbType.DB_UNKNOWN:
_unknown = dbcMethods;
break;
case BerkeleyDbType.DB_HEAP:
_heap = dbcMethods;
break;
}
}
}
}
return dbcMethods;
}
public DbcHandle(IntPtr pdbc, BDbcMethods methods)
{
Handle = pdbc;
Methods = methods;
}
