public static ShardKeyRange Revive(string key, string value)
{
if (string.IsNullOrWhiteSpace(value))
{
return(null);
}
var argValueSplit = value.Split(new[] { PairSeperator }, StringSplitOptions.RemoveEmptyEntries);
if (argValueSplit.Length != 2)
{
throw new ArgException("Shard key range is not in the expected format of Type|Low,High.");
}
var rangeValueSplit = argValueSplit[1].Split(new[] { ValueSeperator }, StringSplitOptions.RemoveEmptyEntries);
if (rangeValueSplit.Length != 2)
{
throw new ArgException("Shard key range is not in the expected format of Type|Low,High.");
}
var keyType = ShardKeyArgReviver.GetType(argValueSplit[0]);
if (keyType == null)
{
return(null);
}
var converter = TypeDescriptor.GetConverter(keyType);
var lowValue = converter.ConvertFrom(rangeValueSplit[0]);
var highValue = converter.ConvertFrom(rangeValueSplit[1]);
return(new ShardKeyRange(keyType, lowValue, highValue));
}
public static Type Revive(string key, string value)
{
return(ShardKeyArgReviver.GetType(value));
}