/// <summary>
/// Serves as the default hash function.
/// </summary>
/// <returns>
/// A hash code for the current object.
/// </returns>
/// <filterpriority>2</filterpriority>
public override int GetHashCode()
{
var propertyHash = Evaluate.GenerateHashCode(this, ComparisonProperties);
var valuesHash = Evaluate.GenerateHashCode(this.FormSubmissionValues.OrderBy(x => x.UnifiedField.Name));
return(Evaluate.GenerateHashCode(propertyHash, valuesHash));
}
/// <summary>
/// Serves as the default hash function.
/// </summary>
/// <returns>
/// A hash code for the current object.
/// </returns>
/// <filterpriority>2</filterpriority>
public override int GetHashCode()
{
var propertyHash = Evaluate.GenerateHashCode(this, ComparisonProperties);
var valuesHash = Evaluate.GenerateHashCode(this.FieldValues);
return(Evaluate.GenerateHashCode(propertyHash, valuesHash));
}
public void GenerateHashCode_WithParamsArray_MatchesExpected()
{
var values = new object[] { DateTime.Today, 2342, "asdsdfa2342345" };
var expected = values.Aggregate(0, (i, o) => (i * 397) + Evaluate.GetHashCode(o));
var actual = Evaluate.GenerateHashCode(values);
Assert.AreEqual(expected, actual);
}
public void GenerateHashCode_WithObjectEnumerable_MatchesExpected()
{
IEnumerable <object> values = Array.Empty <object>();
var expected = values.Aggregate(0, (i, o) => (i * 397) + Evaluate.GetHashCode(o));
var actual = Evaluate.GenerateHashCode(values);
Assert.AreEqual(expected, actual);
}
/// <summary>
/// When overridden in a derived class, serves as a hash function for the specified object for hashing algorithms and data structures,
/// such as a hash table.
/// </summary>
/// <param name="obj">
/// The object for which to get a hash code.
/// </param>
/// <returns>
/// A hash code for the specified object.
/// </returns>
public override int GetHashCode(EntityAttributeDefinition obj)
{
return(Evaluate.GenerateHashCode(
obj,
new List <Func <EntityAttributeDefinition, object> >
{
item => item.ReferenceName
}));
}
/// <summary>
/// Serves as the default hash function.
/// </summary>
/// <returns>
/// A hash code for the current object.
/// </returns>
public override int GetHashCode()
{
var sourceProperty = this.SourceExpression?.GetProperty();
var relationProperty = this.RelationExpression?.GetProperty();
return(Evaluate.GenerateHashCode(
sourceProperty?.PropertyType,
sourceProperty?.Name,
this.SourceEntityAlias,
relationProperty?.PropertyType,
relationProperty?.Name,
this.RelationEntityAlias));
}
public void GenerateHashCode_WithSelectors_MatchesExpected()
{
var item = new FakeTestItem {
TestDateTime = DateTime.Today, TestInt = 2342, TestString = "asdsdfa2342345"
};
IEnumerable <Func <FakeTestItem, object> > selectors = new Func <FakeTestItem, object>[]
{
dest => dest.TestDateTime,
dest => dest.TestInt,
dest => dest.TestString
};
var expected = new object[] { item.TestDateTime, item.TestInt, item.TestString }.Aggregate(
0, (i, o) => (i * 397) + Evaluate.GetHashCode(o));
var actual = Evaluate.GenerateHashCode(item, selectors);
Assert.AreEqual(expected, actual);
}
/// <summary>
/// Initializes a new instance of the <see cref="PocoDataRequest"/> class.
/// </summary>
/// <param name="dataReader">
/// The data reader.
/// </param>
/// <param name="attributeDefinitions">
/// The attribute definitions.
/// </param>
/// <param name="databaseContext">
/// The database context for the request.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="dataReader"/> or <paramref name="attributeDefinitions"/> is null.
/// </exception>
public PocoDataRequest(
[NotNull] IDataReader dataReader,
[NotNull] IEnumerable <EntityAttributeDefinition> attributeDefinitions,
[NotNull] IDatabaseContext databaseContext)
{
if (attributeDefinitions == null)
{
throw new ArgumentNullException(nameof(attributeDefinitions));
}
this.DataReader = dataReader ?? throw new ArgumentNullException(nameof(dataReader));
this.DatabaseContext = databaseContext ?? throw new ArgumentNullException(nameof(databaseContext));
this.FieldCount = dataReader.FieldCount;
this.attributeDefinitions.AddRange(attributeDefinitions);
// We need a unique hash for each query formation.
this.hashObjects = this.GetHashObjects(typeof(object).FullName);
this.hashCode = Evaluate.GenerateHashCode(this.hashObjects);
this.toStringText = $"{typeof(object).FullName}:{string.Join(",", this.hashObjects.Skip(1))}";
}
/// <summary>
/// Serves as the default hash function.
/// </summary>
/// <returns>
/// A hash code for the current object.
/// </returns>
public override int GetHashCode()
{
return(Evaluate.GenerateHashCode(this, ComparisonProperties));
}
/// <summary>
/// Creates hash code.
/// </summary>
/// <returns>
/// The hash code for this value as an <see cref="int" />.
/// </returns>
private int CreateHashCode()
{
return(Evaluate.GenerateHashCode(this, ComparisonProperties));
}
/// <summary>
/// When overridden in a derived class, serves as a hash function for the specified object for hashing algorithms
/// and data structures, such as a hash table.
/// </summary>
/// <returns>A hash code for the specified object.</returns>
/// <param name="obj">The object for which to get a hash code.</param>
/// <exception cref="ArgumentNullException">
/// The type of <paramref name="obj" /> is a reference type and
/// <paramref name="obj" /> is null.
/// </exception>
public override int GetHashCode(EntityLocation obj)
{
return(Evaluate.GenerateHashCode(obj.EntityType, obj.Alias, obj.Name, obj.Container));
}
