private IEnumerable <EnumExtension.EnumMember> GetAllowedValueOperators(ExtendedAttributeType type)
{
if (AdvancedComparisonRuleViewModel.valueOperatorValues.Count == 0)
{
var enumValues = Enum.GetValues(typeof(ValueOperator));
EnumExtension.EnumMember enumMember;
foreach (var value in enumValues)
{
enumMember = new EnumExtension.EnumMember();
enumMember.Value = value;
enumMember.Description = ((Enum)value).GetEnumDescription();
valueOperatorValues.Add(enumMember);
}
enumMember = new EnumExtension.EnumMember();
enumMember.Value = ValueOperator.IsPresent;
enumMember.Description = ((Enum)enumMember.Value).GetEnumDescription();
valueOperatorValues.Add(enumMember);
enumMember = new EnumExtension.EnumMember();
enumMember.Value = ValueOperator.NotPresent;
enumMember.Description = ((Enum)enumMember.Value).GetEnumDescription();
valueOperatorValues.Add(enumMember);
}
foreach (var value in ComparisonEngine.GetAllowedValueOperators(type))
{
yield return(valueOperatorValues.FirstOrDefault(t => (int)t.Value == ((int)value)));
}
yield return(valueOperatorValues.FirstOrDefault(t => (ValueOperator)t.Value == ValueOperator.IsPresent));
yield return(valueOperatorValues.FirstOrDefault(t => (ValueOperator)t.Value == ValueOperator.NotPresent));
}
/// <summary>
/// Gets the matching single value from the multivalued attribute
/// </summary>
/// <param name="source">The source attribute array</param>
/// <returns>An attribute value</returns>
private DateTime GetValueFromMvDateTime(IList <object> source)
{
DateTime?lastValue = null;
foreach (object value in source)
{
DateTime valueDateTime = TypeConverter.ConvertData <DateTime>(value);
switch (this.SelectorOperator)
{
case ValueOperator.Equals:
case ValueOperator.NotEquals:
case ValueOperator.GreaterThan:
case ValueOperator.LessThan:
case ValueOperator.GreaterThanOrEq:
case ValueOperator.LessThanOrEq:
case ValueOperator.And:
case ValueOperator.Or:
if (ComparisonEngine.CompareDateTime(valueDateTime, DateTime.Parse(this.SelectorValue), this.SelectorOperator))
{
return(valueDateTime);
}
break;
case ValueOperator.Largest:
if (!lastValue.HasValue || valueDateTime > lastValue)
{
lastValue = valueDateTime;
}
break;
case ValueOperator.Smallest:
if (!lastValue.HasValue || valueDateTime < lastValue)
{
lastValue = valueDateTime;
}
break;
case ValueOperator.Contains:
case ValueOperator.NotContains:
case ValueOperator.StartsWith:
case ValueOperator.EndsWith:
case ValueOperator.IsPresent:
case ValueOperator.NotPresent:
default:
throw new UnknownOrUnsupportedValueOperatorException(this.SelectorOperator, typeof(long));
}
}
if (lastValue.HasValue)
{
return(lastValue.Value);
}
throw new NotFoundException();
}
/// <summary>
/// Determines if this AttributeValue object has the same value as another object
/// </summary>
/// <param name="obj">The value to compare</param>
/// <returns>A boolean value indicating if the two values are the same</returns>
public bool ValueEquals(object obj)
{
if (this.Value == null && obj == null)
{
return(true);
}
if (this.Value == null ^ obj == null)
{
return(false);
}
object comparisonValue;
if (obj is AttributeValue)
{
AttributeValue otherValue = (AttributeValue)obj;
if (this.IsNull && otherValue.IsNull)
{
//// If both values are null
return(true);
}
else if (this.IsNull || otherValue.IsNull)
{
//// If one of the two values are null
return(false);
}
else if (this.Attribute != otherValue.Attribute)
{
//// If the types don't match
return(false);
}
comparisonValue = otherValue.Value;
}
else
{
comparisonValue = obj;
}
switch (this.attribute.Type)
{
case ExtendedAttributeType.Boolean:
case ExtendedAttributeType.Integer:
case ExtendedAttributeType.DateTime:
case ExtendedAttributeType.Reference:
case ExtendedAttributeType.Binary:
return(ComparisonEngine.Compare(comparisonValue, this.Value, ValueOperator.Equals, this.Attribute.Type));
case ExtendedAttributeType.String:
return(ComparisonEngine.CompareString(TypeConverter.ConvertData <string>(comparisonValue), this.ValueString, ValueOperator.Equals, StringComparison.CurrentCulture));
case ExtendedAttributeType.Undefined:
default:
throw new ArgumentException("Unknown or unsupported attribute type");
}
}
public void CompareBinaryFromStringEqualsTest()
{
ValueOperator valueOperator = ValueOperator.Equals;
string actualValue = "AAECAwQ=";
string matchingValue = "AAECAwQ=";
string nonMatchingValue = "AAACAwQ=";
Assert.AreEqual(true, ComparisonEngine.CompareBinary(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareBinary(actualValue, nonMatchingValue, valueOperator));
}
public void CompareStringNotEqualsTest()
{
ValueOperator valueOperator = ValueOperator.NotEquals;
string actualValue = "abcd";
string matchingValue = "defg";
string nonMatchingValue = "abcd";
Assert.AreEqual(true, ComparisonEngine.CompareString(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareString(actualValue, nonMatchingValue, valueOperator));
}
public void CompareBooleanNotEqualsTest()
{
ValueOperator valueOperator = ValueOperator.NotEquals;
bool actualValue = true;
bool matchingValue = false;
bool nonMatchingValue = true;
Assert.AreEqual(true, ComparisonEngine.CompareBoolean(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareBoolean(actualValue, nonMatchingValue, valueOperator));
}
public void CompareBooleanFromStringEqualsTest()
{
ValueOperator valueOperator = ValueOperator.Equals;
string actualValue = "true";
string matchingValue = "true";
string nonMatchingValue = "false";
Assert.AreEqual(true, ComparisonEngine.CompareBoolean(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareBoolean(actualValue, nonMatchingValue, valueOperator));
}
public void CompareDateTimeLessThanTest()
{
ValueOperator valueOperator = ValueOperator.LessThan;
DateTime actualValue = DateTime.Parse("1/1/1999");
DateTime matchingValue = DateTime.Parse("1/1/2000");
DateTime nonMatchingValue = DateTime.Parse("1/1/1989");
Assert.AreEqual(true, ComparisonEngine.CompareDateTime(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareDateTime(actualValue, nonMatchingValue, valueOperator));
}
public void CompareLongOrTest()
{
ValueOperator valueOperator = ValueOperator.Or;
long actualValue = 514L;
long matchingValue = 2L;
long nonMatchingValue = 5L;
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareLong(actualValue, nonMatchingValue, valueOperator));
}
public void CompareLongLessThanTest()
{
ValueOperator valueOperator = ValueOperator.LessThan;
long actualValue = 10L;
long matchingValue = 20L;
long nonMatchingValue = 5L;
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareLong(actualValue, nonMatchingValue, valueOperator));
}
public void CompareLongNotEqualsTest()
{
ValueOperator valueOperator = ValueOperator.NotEquals;
long actualValue = 1234567890L;
long matchingValue = 9876543210L;
long nonMatchingValue = 1234567890L;
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareLong(actualValue, nonMatchingValue, valueOperator));
}
public void CompareLongFromStringEqualsTest()
{
ValueOperator valueOperator = ValueOperator.Equals;
string actualValue = "1234567890";
string matchingValue = "1234567890";
string nonMatchingValue = "9876543210";
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareLong(actualValue, nonMatchingValue, valueOperator));
}
public void CompareStringEndsWithTest()
{
ValueOperator valueOperator = ValueOperator.EndsWith;
string actualValue = "abcdefghijklmnop";
string matchingValue = "mnop";
string nonMatchingValue = "zzz";
Assert.AreEqual(true, ComparisonEngine.CompareString(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareString(actualValue, nonMatchingValue, valueOperator));
}
public override bool Evaluate(CSEntry csentry, MVEntry mventry)
{
if (mventry == null)
{
throw new NotSupportedException(string.Format("The rule type {0} is not supported in this context", this.GetType().Name));
}
int actual = mventry.ConnectedMAs.OfType <ConnectedMA>().Count(t => t.Name == this.MAName);
return(ComparisonEngine.CompareLong(actual, this.Count, this.Operator));
}
public void CompareStringNotPresentTest()
{
ValueOperator valueOperator = ValueOperator.NotPresent;
string actualValue = null;
string matchingValue = null;
string nonMatchingValue = null;
Assert.AreEqual(true, ComparisonEngine.CompareString(actualValue, matchingValue, valueOperator));
actualValue = "abds";
Assert.AreEqual(false, ComparisonEngine.CompareString(actualValue, nonMatchingValue, valueOperator));
}
public void CompareBinaryNoPresenceTest()
{
ValueOperator valueOperator = ValueOperator.NotPresent;
byte[] actualValue = null;
byte[] matchingValue = new byte[] { 0, 1, 2, 3 };
byte[] nonMatchingValue = new byte[] { 0, 1, 2, 4 };
Assert.AreEqual(true, ComparisonEngine.CompareBinary(actualValue, matchingValue, valueOperator));
actualValue = new byte[] { 0, 1, 2, 3, 4 };
Assert.AreEqual(false, ComparisonEngine.CompareBinary(actualValue, matchingValue, valueOperator));
}
public void CompareLongGreaterThanOrEqTest()
{
ValueOperator valueOperator = ValueOperator.GreaterThanOrEq;
long actualValue = 20L;
long matchingValue = 10L;
long nonMatchingValue = 30L;
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
matchingValue = 20L;
Assert.AreEqual(true, ComparisonEngine.CompareLong(actualValue, matchingValue, valueOperator));
Assert.AreEqual(false, ComparisonEngine.CompareLong(actualValue, nonMatchingValue, valueOperator));
}
/// <summary>
/// Gets the matching single value from the multivalued attribute
/// </summary>
/// <param name="source">The source attribute array</param>
/// <returns>An attribute value</returns>
private Guid GetValueFromMvReference(IList <object> source)
{
foreach (object value in source)
{
Guid valueGuid = TypeConverter.ConvertData <Guid>(value);
if (ComparisonEngine.CompareString(valueGuid.ToString(), this.SelectorValue, this.SelectorOperator))
{
return(valueGuid);
}
}
throw new NotFoundException();
}
/// <summary>
/// Gets the matching single value from the multivalued attribute
/// </summary>
/// <param name="source">The source attribute array</param>
/// <returns>An attribute value</returns>
private string GetValueFromMvString(IList <object> source)
{
foreach (object value in source)
{
string valueString = TypeConverter.ConvertData <string>(value);
if (ComparisonEngine.CompareString(valueString, this.SelectorValue, this.SelectorOperator))
{
return(valueString);
}
}
throw new NotFoundException();
}
/// <summary>
/// Gets the matching single value from the multivalued attribute
/// </summary>
/// <param name="source">The source attribute array</param>
/// <returns>An attribute value</returns>
private byte[] GetValueFromMvBinary(IList <object> source)
{
foreach (object value in source)
{
byte[] valueByte = TypeConverter.ConvertData <byte[]>(value);
if (ComparisonEngine.CompareBinary(valueByte, this.SelectorValue, this.SelectorOperator))
{
return(valueByte);
}
}
throw new NotFoundException();
}
/// <summary>
/// Validates a change to a property
/// </summary>
/// <param name="propertyName">The name of the property that has changed</param>
protected override void ValidatePropertyChange(string propertyName)
{
base.ValidatePropertyChange(propertyName);
switch (propertyName)
{
case "SearchAttribute":
if (this.SearchAttribute == null)
{
this.AddError("SearchAttribute", "A search attribute must be provided");
}
else
{
this.RemoveError("SearchAttribute");
if (!ComparisonEngine.IsAllowedOperator(this.Operator, this.SearchAttribute.Type) && (!ComparisonEngine.IsAllowedPresenceOperator(this.Operator)))
{
this.AddError("Operator", "The specified search operator is not valid for this data type");
}
else
{
this.RemoveError("Operator");
}
}
break;
case "Operator":
if (this.SearchAttribute != null)
{
if (!ComparisonEngine.IsAllowedOperator(this.Operator, this.SearchAttribute.Type) && (!ComparisonEngine.IsAllowedPresenceOperator(this.Operator)))
{
this.AddError("Operator", "The specified search operator is not valid for this data type");
}
else
{
this.RemoveError("Operator");
}
}
break;
default:
break;
}
}
/// <summary>
/// Evaluates a specific value against the rule
/// </summary>
/// <param name="actualValue">The value to evaluate</param>
/// <returns>A value indicating whether the rule conditions were met</returns>
protected bool EvaluateAttributeValue(object actualValue, IList <object> expectedValues)
{
if (actualValue == null)
{
if (this.CompareAs == ExtendedAttributeType.Boolean)
{
actualValue = false;
}
else
{
this.RaiseRuleFailure(string.Format("The source value was null"));
return(false);
}
}
bool result = false;
foreach (object expectedValue in expectedValues)
{
switch (this.CompareAs)
{
case ExtendedAttributeType.Binary:
result = ComparisonEngine.CompareBinary(TypeConverter.ConvertData <byte[]>(actualValue), TypeConverter.ConvertData <byte[]>(expectedValue), this.ValueOperator);
break;
case ExtendedAttributeType.Boolean:
result = ComparisonEngine.CompareBoolean(TypeConverter.ConvertData <bool>(actualValue), TypeConverter.ConvertData <bool>(expectedValue), this.ValueOperator);
break;
case ExtendedAttributeType.Integer:
result = ComparisonEngine.CompareLong(TypeConverter.ConvertData <long>(actualValue), TypeConverter.ConvertData <long>(expectedValue), this.ValueOperator);
break;
case ExtendedAttributeType.DateTime:
result = ComparisonEngine.CompareDateTime(TypeConverter.ConvertData <DateTime>(actualValue), TypeConverter.ConvertData <DateTime>(expectedValue), this.ValueOperator);
break;
case ExtendedAttributeType.String:
result = ComparisonEngine.CompareString(TypeConverter.ConvertData <string>(actualValue), TypeConverter.ConvertData <string>(expectedValue), this.ValueOperator);
break;
case ExtendedAttributeType.Reference:
result = ComparisonEngine.CompareString(TypeConverter.ConvertData <string>(actualValue), TypeConverter.ConvertData <string>(expectedValue), this.ValueOperator);
break;
default:
throw new UnknownOrUnsupportedDataTypeException();
}
if (result)
{
break;
}
}
if (!result)
{
this.RaiseRuleFailure("Comparison failed\nComparison Operator: {0}\nExpected Values: {1}\nActual Value: {2}", this.ValueOperator.ToString(), expectedValues.Select(t => t.ToSmartStringOrNull()).ToCommaSeparatedString(), actualValue.ToSmartString());
}
return(result);
}
