Class DataTypeObjectEqualityComparator

Stateful comparator for objects with data model-compliant types. This comparator uses dictionaries and lists to detect recursion in objects and types.

Inheritance

System.Object

DataTypeObjectEqualityComparator

Implements

System.Collections.Generic.IEqualityComparer<System.Object>

IClearable

Namespace: Nuqleon.DataModel.TypeSystem

Assembly: Nuqleon.DataModel.CompilerServices.dll

Syntax

[KnownType]
public class DataTypeObjectEqualityComparator : Object, IEqualityComparer<object>, IClearable

Constructors

DataTypeObjectEqualityComparator()

Instantiates the comparator.

Declaration

public DataTypeObjectEqualityComparator()

Methods

Clear()

Clears the state in the object for reuse in an object pool.

Declaration

protected void Clear()

Equals(Object, Object)

Checks for value equality of two objects with data model-compliant types.

Declaration

public bool Equals(object x, object y)

Parameters

Type	Name	Description
System.Object	x	The first object.
System.Object	y	The second object.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsArray(Object, Object, ArrayDataType, ArrayDataType)

Checks the equality of a pair of objects with array data model types.

Declaration

protected virtual bool EqualsArray(object expected, object actual, ArrayDataType expectedDataType, ArrayDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
ArrayDataType	expectedDataType	The left data type.
ArrayDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsCustom(Object, Object, DataType, DataType)

Checks the equality of a pair of objects with custom data model types.

Declaration

protected virtual bool EqualsCustom(object expected, object actual, DataType expectedDataType, DataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
DataType	expectedDataType	The left data type.
DataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsExpression(Object, Object, ExpressionDataType, ExpressionDataType)

Checks the equality of a pair of objects with expression data model types.

Declaration

protected virtual bool EqualsExpression(object expected, object actual, ExpressionDataType expectedDataType, ExpressionDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
ExpressionDataType	expectedDataType	The left data type.
ExpressionDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsExtension(Object, Object, DataType, DataType)

Checks the equality of a pair of objects with extension data model types.

Declaration

protected virtual bool EqualsExtension(object expected, object actual, DataType expectedDataType, DataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
DataType	expectedDataType	The left data type.
DataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsFunction(Object, Object, FunctionDataType, FunctionDataType)

Checks the equality of a pair of objects with function data model types.

Declaration

protected virtual bool EqualsFunction(object expected, object actual, FunctionDataType expectedDataType, FunctionDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
FunctionDataType	expectedDataType	The left data type.
FunctionDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsPrimitive(Object, Object, PrimitiveDataType, PrimitiveDataType)

Checks the equality of a pair of objects with primitive data model types.

Declaration

protected virtual bool EqualsPrimitive(object expected, object actual, PrimitiveDataType expectedDataType, PrimitiveDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
PrimitiveDataType	expectedDataType	The left data type.
PrimitiveDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsQuotation(Object, Object, QuotationDataType, QuotationDataType)

Checks the equality of a pair of objects with quotation data model types.

Declaration

protected virtual bool EqualsQuotation(object expected, object actual, QuotationDataType expectedDataType, QuotationDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
QuotationDataType	expectedDataType	The left data type.
QuotationDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

EqualsStructural(Object, Object, StructuralDataType, StructuralDataType)

Checks the equality of a pair of objects with structural data model types.

Declaration

protected virtual bool EqualsStructural(object expected, object actual, StructuralDataType expectedDataType, StructuralDataType actualDataType)

Parameters

Type	Name	Description
System.Object	expected	The first object.
System.Object	actual	The second object.
StructuralDataType	expectedDataType	The left data type.
StructuralDataType	actualDataType	The right data type.

Returns

Type	Description
System.Boolean	true if the objects are equal, false otherwise.

Remarks

If the useStrict flag is not set to true in the constructor, the right data type may have properties that do not exist on the left data type, so long as the right object has default values for these properties.

GetHashCode(Object)

Gets the hash code of an object.

Declaration

public int GetHashCode(object obj)

Parameters

Type	Name	Description
System.Object	obj	The object.

Returns

Type	Description
System.Int32	The hash code of the object.

GetHashCodeArray(Object, ArrayDataType)

Gets the hash code of an instance of an array data model type.

Declaration

protected virtual int GetHashCodeArray(object obj, ArrayDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
ArrayDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeCustom(Object, DataType)

Gets the hash code of an instance of a custom data model type.

Declaration

protected virtual int GetHashCodeCustom(object obj, DataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
DataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeExpression(Object, ExpressionDataType)

Gets the hash code of an instance of an expression data model type.

Declaration

protected virtual int GetHashCodeExpression(object obj, ExpressionDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
ExpressionDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeExtension(Object, DataType)

Gets the hash code of an instance of an extension data model type.

Declaration

protected virtual int GetHashCodeExtension(object obj, DataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
DataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeFunction(Object, FunctionDataType)

Gets the hash code of an instance of a function data model type.

Declaration

protected virtual int GetHashCodeFunction(object obj, FunctionDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
FunctionDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodePrimitive(Object, PrimitiveDataType)

Gets the hash code of an instance of a primitive data model type.

Declaration

protected virtual int GetHashCodePrimitive(object obj, PrimitiveDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
PrimitiveDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeQuotation(Object, QuotationDataType)

Gets the hash code of an instance of a quotation data model type.

Declaration

protected virtual int GetHashCodeQuotation(object obj, QuotationDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
QuotationDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

GetHashCodeStructural(Object, StructuralDataType)

Gets the hash code of an instance of a structural data model type.

Declaration

protected virtual int GetHashCodeStructural(object obj, StructuralDataType dataType)

Parameters

Type	Name	Description
System.Object	obj	The instance.
StructuralDataType	dataType	The data model type.

Returns

Type	Description
System.Int32	The hash code.

Remarks

If the useStrict flag is not set to true in the constructor, properties with default values are not included in the hash code value.

Explicit Interface Implementations

IClearable.Clear()

Clears the state in the object for reuse in an object pool.

Declaration

void IClearable.Clear()

Implements

System.Collections.Generic.IEqualityComparer<>

IClearable