static string GetHash(PairwiseSettings settings, string input)
{
if (!settings.CanCache)
{
return(Guid.NewGuid().ToString());
}
string both = settings.GetPictArgs() + input;
return(Convert.ToBase64String(HashAlg.ComputeHash(EncodingForHashAlgorithm.GetBytes(both))));
}
public string[][] MaybeExecutePict(PairwiseSettings settings, string inputContent)
{
string key = GetHash(settings, inputContent);
if (cache != null && settings.CanCache && cache.Contains(key))
{
PictConstants.Trace("Found key, using cached value!");
this.last = cache[key];
return(last.ParsedOutput);
}
string randomFileName = Guid.NewGuid().ToString() + PictConstants.TempFileSuffix;
using (StreamWriter sw = new StreamWriter(randomFileName))
{
sw.WriteLine("# " + randomFileName + " " + settings.GetPictArgs());
sw.WriteLine(inputContent);
}
try
{
string[][] ret = AlwaysExecutePictOnFileName(randomFileName, settings);
if (cache != null && settings.CanCache)
{
// always execute pict set last correctly
cache[key] = this.LastExecutionInformation;
}
return(ret);
}
finally
{
File.Delete(randomFileName);
}
}
public string[][] AlwaysExecutePictOnFileName(string modelFileName, PairwiseSettings settings)
{
return(AlwaysExecutePictOnFileNameCore(modelFileName, settings.GetPictArgs(), settings));
}
public static PairwiseSettings Parse(string argsForPict)
{
if (argsForPict == null)
{
throw new ArgumentNullException("argsForPict");
}
PairwiseSettings settings = new PairwiseSettings(2, false);
foreach (string raw in argsForPict.Split())
{
string s = raw.Trim();
if (s.Length == 0)
{
continue;
}
if (s[0] != '/')
{
throw new ArgumentOutOfRangeException("Unrecognized prefix: " + s);
}
char cmd = Char.ToLower(s[1], PictConstants.Culture);
if (s.Length > 3 && s[2] != ':')
{
throw new ArgumentOutOfRangeException("Unrecognized delimiter: " + s);
}
PictConstants.Trace(s + " " + s.Length);
string extra = s.Length > 2 ? s.Substring(3) : "";
switch (cmd)
{
case 'o':
settings.Order = Int32.Parse(extra, PictConstants.Culture);
break;
case 'd':
settings.delimParameter = GetChar(extra);
settings.setValueSeparator = settings.delimParameter + " ";
break;
case 'a':
settings.aliasDelimiter = GetChar(extra);
break;
case 'n':
settings.negativePrefix = GetChar(extra);
settings.negativePrefixString = settings.negativePrefix.ToString(PictConstants.Culture);
break;
case 'c':
settings.IsCaseSensitive = true;
break;
case 'r':
settings.RandomizeGeneration = true;
if (extra.Length != 0)
{
settings.RandomSeedSpecified = true;
settings.RandomSeed = Int32.Parse(extra);
}
break;
case 'e':
settings.seedFile = extra;
break;
default:
throw new ArgumentOutOfRangeException("Unrecognized: " + raw);
}
}
PictConstants.Trace("Parse: {0} -> {1}", argsForPict, settings.GetPictArgs());
return(settings);
}
