static void dictionary_rehash2_benchmark()
{
Console.Write("-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n");
Console.Write(" dictionary_rehash2_benchmark()\n");
Console.Write("-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n");
Console.Write("\n");
int kHeaderFieldSize = header_fields.Length;
#if DEBUG
int kRepeatTimes = 200;
#else
int kRepeatTimes = (kIterations / kHeaderFieldSize / 2);
#endif
string[] field_str = new string[kHeaderFieldSize];
string[] index_str = new string[kHeaderFieldSize];
for (int i = 0; i < kHeaderFieldSize; ++i)
{
field_str[i] = header_fields[i];
index_str[i] = string.Format("{0}", i);
}
{
long checksum = 0;
int buckets = 128;
double totalTime = 0.0;
Stopwatch sw = new Stopwatch();
sw.Restart();
for (int i = 0; i < kRepeatTimes; ++i)
{
DictionaryEx <string, string> dict = new DictionaryEx <string, string>();
for (int j = 0; j < kHeaderFieldSize; ++j)
{
if (!dict.ContainsKey(field_str[j]))
{
dict.Add(field_str[j], index_str[j]);
}
}
checksum += dict.Count();
checksum += dict.BucketCount;
buckets = 128;
dict.Resize(buckets);
checksum += dict.BucketCount;
for (int j = 0; j < 7; ++j)
{
buckets *= 2;
dict.Resize(buckets);
checksum += dict.BucketCount;
}
}
sw.Stop();
totalTime += sw.Elapsed.TotalMilliseconds;
Console.Write("-------------------------------------------------------------------------\n");
Console.Write(" {0,-28} ", "DictionaryEx<string, string>");
Console.Write("sum = {0,-10:g} time: {1,8:f} ms\n", checksum, totalTime);
Console.Write("-------------------------------------------------------------------------\n");
Console.Write("\n");
}
}
static void hashtable_rehash2_benchmark_impl()
{
int kHeaderFieldSize = header_fields.Length;
#if DEBUG
int kRepeatTimes = 200;
#else
int kRepeatTimes = (kIterations / kHeaderFieldSize / 2);
#endif
String[] field_str = new String[kHeaderFieldSize];
String[] index_str = new String[kHeaderFieldSize];
for (int i = 0; i < kHeaderFieldSize; ++i)
{
#if NO_STRING_INTERNING
field_str[i] = String.Format("{0}", header_fields[i].ToCharArray());
index_str[i] = String.Format("{0}", i);
#else
field_str[i] = String.Intern(header_fields[i]);
index_str[i] = String.Intern(String.Format("{0}", i));
#endif
}
{
long checksum = 0;
int buckets = 128;
double totalTime = 0.0;
Stopwatch sw = new Stopwatch();
sw.Restart();
for (int i = 0; i < kRepeatTimes; ++i)
{
DictionaryEx <String, String> dict = new DictionaryEx <String, String>();
for (int j = 0; j < kHeaderFieldSize; ++j)
{
if (!dict.ContainsKey(field_str[j]))
{
dict.Add(field_str[j], index_str[j]);
}
}
checksum += dict.Count();
checksum += dict.BucketCount;
buckets = 128;
dict.Resize(buckets);
checksum += dict.BucketCount;
for (int j = 0; j < 7; ++j)
{
buckets *= 2;
dict.Resize(buckets);
checksum += dict.BucketCount;
}
}
sw.Stop();
totalTime += sw.Elapsed.TotalMilliseconds;
//Console.Write("-------------------------------------------------------------------------\n");
Console.Write(" {0,-28} ", "DictionaryEx<String, String>");
Console.Write("sum = {0,-10:g} time: {1,8:f} ms\n", checksum, totalTime);
//Console.Write("-------------------------------------------------------------------------\n");
Console.Write("\n");
}
}