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using System;
namespace Org.BouncyCastle.Asn1.Tsp
{
public class Accuracy
: Asn1Encodable
{
private readonly DerInteger seconds;
private readonly DerInteger millis;
private readonly DerInteger micros;
// constants
protected const int MinMillis = 1;
protected const int MaxMillis = 999;
protected const int MinMicros = 1;
protected const int MaxMicros = 999;
public Accuracy(
DerInteger seconds,
DerInteger millis,
DerInteger micros)
{
//Verifications
if (millis != null
&& (millis.Value.IntValue < MinMillis
|| millis.Value.IntValue > MaxMillis))
{
throw new ArgumentException(
"Invalid millis field : not in (1..999)");
}
if (micros != null
&& (micros.Value.IntValue < MinMicros
|| micros.Value.IntValue > MaxMicros))
{
throw new ArgumentException(
"Invalid micros field : not in (1..999)");
}
this.seconds = seconds;
this.millis = millis;
this.micros = micros;
}
private Accuracy(
Asn1Sequence seq)
{
for (int i = 0; i < seq.Count; ++i)
{
// seconds
if (seq[i] is DerInteger)
{
seconds = (DerInteger) seq[i];
}
else if (seq[i] is DerTaggedObject)
{
DerTaggedObject extra = (DerTaggedObject) seq[i];
switch (extra.TagNo)
{
case 0:
millis = DerInteger.GetInstance(extra, false);
if (millis.Value.IntValue < MinMillis
|| millis.Value.IntValue > MaxMillis)
{
throw new ArgumentException(
"Invalid millis field : not in (1..999).");
}
break;
case 1:
micros = DerInteger.GetInstance(extra, false);
if (micros.Value.IntValue < MinMicros
|| micros.Value.IntValue > MaxMicros)
{
throw new ArgumentException(
"Invalid micros field : not in (1..999).");
}
break;
default:
throw new ArgumentException("Invalig tag number");
}
}
}
}
public static Accuracy GetInstance(
object o)
{
if (o == null || o is Accuracy)
{
return (Accuracy) o;
}
if (o is Asn1Sequence)
{
return new Accuracy((Asn1Sequence) o);
}
throw new ArgumentException(
"Unknown object in 'Accuracy' factory: " + o.GetType().FullName);
}
public DerInteger Seconds
{
get { return seconds; }
}
public DerInteger Millis
{
get { return millis; }
}
public DerInteger Micros
{
get { return micros; }
}
/**
* <pre>
* Accuracy ::= SEQUENCE {
* seconds INTEGER OPTIONAL,
* millis [0] INTEGER (1..999) OPTIONAL,
* micros [1] INTEGER (1..999) OPTIONAL
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector();
if (seconds != null)
{
v.Add(seconds);
}
if (millis != null)
{
v.Add(new DerTaggedObject(false, 0, millis));
}
if (micros != null)
{
v.Add(new DerTaggedObject(false, 1, micros));
}
return new DerSequence(v);
}
}
}
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