public static void InitializeDefaultPartitionKeys(short partitionCount, short eventHubPartitionCount)
{
if (ScaledEntityPartitionResolver.DefaultPartitionKeys == null)
{
ScaledEntityPartitionResolver.DefaultPartitionKeys = ScaledEntityPartitionResolver.GeneratePartitionKeys(partitionCount);
}
if (ScaledEntityPartitionResolver.DefaultEventHubPartitionKeys == null)
{
ScaledEntityPartitionResolver.DefaultEventHubPartitionKeys = ScaledEntityPartitionResolver.GeneratePartitionKeys(eventHubPartitionCount);
}
}
public static short ResolveToEntityLogicalPartition(string value, short entityPartitionCount)
{
uint num;
uint num1;
if (value == null)
{
return(0);
}
ScaledEntityPartitionResolver.ComputeHash(Encoding.ASCII.GetBytes(value.ToUpper(CultureInfo.InvariantCulture)), 0, 0, out num, out num1);
long num2 = (long)(num ^ num1);
return((short)Math.Abs(num2 % (long)entityPartitionCount));
}
public static string[] GeneratePartitionKeys(short partitionCount)
{
string[] strArrays = new string[partitionCount];
int num = 0;
int num1 = 0;
while (num1 < partitionCount)
{
string str = num.ToString(CultureInfo.InvariantCulture);
short entityLogicalPartition = ScaledEntityPartitionResolver.ResolveToEntityLogicalPartition(str, partitionCount);
if (strArrays[entityLogicalPartition] == null)
{
strArrays[entityLogicalPartition] = str;
num1++;
}
num++;
}
return(strArrays);
}
public static bool MapsToSingleLogicalPartition(string[] values, short partitionCount)
{
bool flag = true;
if ((int)values.Length > 0)
{
short entityLogicalPartition = ScaledEntityPartitionResolver.ResolveToEntityLogicalPartition(values[0], partitionCount);
int num = 1;
while (num < (int)values.Length)
{
if (ScaledEntityPartitionResolver.ResolveToEntityLogicalPartition(values[num], partitionCount) == entityLogicalPartition)
{
num++;
}
else
{
flag = false;
break;
}
}
}
return(flag);
}
public static bool MapsToSingleLogicalPartition(long[] sequenceNumbers)
{
bool flag = true;
if ((int)sequenceNumbers.Length > 0)
{
short entityLogicalPartition = ScaledEntityPartitionResolver.SequenceNumberToEntityLogicalPartition(sequenceNumbers[0]);
int num = 1;
while (num < (int)sequenceNumbers.Length)
{
if (ScaledEntityPartitionResolver.SequenceNumberToEntityLogicalPartition(sequenceNumbers[num]) == entityLogicalPartition)
{
num++;
}
else
{
flag = false;
break;
}
}
}
return(flag);
}
public static bool MapsToSingleLogicalPartition(Guid[] lockTokens)
{
bool flag = true;
if ((int)lockTokens.Length > 0)
{
short entityLogicalPartition = ScaledEntityPartitionResolver.LockTokenToEntityLogicalPartition(lockTokens[0]);
int num = 1;
while (num < (int)lockTokens.Length)
{
if (ScaledEntityPartitionResolver.LockTokenToEntityLogicalPartition(lockTokens[num]) == entityLogicalPartition)
{
num++;
}
else
{
flag = false;
break;
}
}
}
return(flag);
}
