## Package org.apache.xerces.validators.schema.identity

Interface Summary
FieldActivator: Interface for a field activator.
ValueStore: Interface for storing values associated to an identity constraint.

Class Summary
Field: Schema identity constraint field.
Field.XPath: Field XPath.
IdentityConstraint: Base class of Schema identity constraint.
IDValue: Stores a value associated with a particular field of an identity constraint that has successfully matched some string in an instance document.
Key: Schema key identity constraint.
KeyRef: Schema key reference identity constraint.
Selector: Schema identity constraint selector.
Selector.XPath: Schema identity constraint selector XPath expression.
Unique: Schema unique identity constraint.
XPath: Bare minimum XPath parser.
XPath.Axis: Axis.
XPath.LocationPath: A location path representation for an XPath expression.
XPath.NodeTest: Node test.
XPath.Step: A location path step comprised of an axis and node test.
XPathMatcher: XPath matcher.

Exception Summary
XPathException: XPath exception.

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