org.apache.xerces.impl.xs.identity

Class IdentityConstraint

java.lang.Object

org.apache.xerces.impl.xs.identity.IdentityConstraint

All Implemented Interfaces:

XSIDCDefinition, XSObject

Direct Known Subclasses:

KeyRef, UniqueOrKey

public abstract class IdentityConstraint
extends Object
implements XSIDCDefinition

Base class of Schema identity constraint.

Version:

$Id$

Author:

Andy Clark, IBM

Field Summary

Fields

Modifier and Type	Field and Description
protected XSAnnotationImpl[]	fAnnotations
protected int	fFieldCount Field count.
protected Field[]	fFields Fields.
protected String	fIdentityConstraintName Identity constraint name.
protected String	fNamespace target namespace
protected int	fNumAnnotations
protected Selector	fSelector Selector.
protected short	type type

Fields inherited from interface org.apache.xerces.xs.XSIDCDefinition

IC_KEY, IC_KEYREF, IC_UNIQUE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	IdentityConstraint(String namespace, String identityConstraintName) Default constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addAnnotation(XSAnnotationImpl annotation)
void	addField(Field field) Adds a field.
boolean	equals(IdentityConstraint id)
XSObjectList	getAnnotations() Optional.
short	getCategory() {identity-constraint category} One of key, keyref or unique.
Field	getFieldAt(int index) Returns the field at the specified index.
int	getFieldCount() Returns the field count.
StringList	getFieldStrs() {fields} A non-empty list of restricted XPath ([XPath]) expressions.
String	getIdentityConstraintName() Returns the identity constraint name.
String	getName() The name of this XSObject depending on the XSObject type.
String	getNamespace() The namespace URI of this node, or null if it is unspecified.
XSNamespaceItem	getNamespaceItem() A namespace schema information item corresponding to the target namespace of the component, if it is globally declared; or null otherwise.
XSIDCDefinition	getRefKey() {referenced key} Required if {identity-constraint category} is keyref, forbidden otherwise.
Selector	getSelector() Returns the selector.
String	getSelectorStr() {selector} A restricted XPath ([XPath]) expression
short	getType() Get the type of the object, i.e ELEMENT_DECLARATION.
void	setSelector(Selector selector) Sets the selector.
String	toString() Returns a string representation of this object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

type

protected short type

type

fNamespace

protected final String fNamespace

target namespace

fIdentityConstraintName

protected final String fIdentityConstraintName

Identity constraint name.

fSelector

protected Selector fSelector

Selector.

fFieldCount

protected int fFieldCount

Field count.

fFields

protected Field[] fFields

Fields.

fAnnotations

protected XSAnnotationImpl[] fAnnotations

fNumAnnotations

protected int fNumAnnotations

Constructor Detail

IdentityConstraint

protected IdentityConstraint(String namespace,
                  String identityConstraintName)

Default constructor.

Method Detail

getIdentityConstraintName

public String getIdentityConstraintName()

Returns the identity constraint name.

setSelector

public void setSelector(Selector selector)

Sets the selector.

getSelector

public Selector getSelector()

Returns the selector.

addField

public void addField(Field field)

Adds a field.

getFieldCount

public int getFieldCount()

Returns the field count.

getFieldAt

public Field getFieldAt(int index)

Returns the field at the specified index.

toString

public String toString()

Returns a string representation of this object.

Overrides:

toString in class Object

equals

public boolean equals(IdentityConstraint id)

getType

public short getType()

Get the type of the object, i.e ELEMENT_DECLARATION.

Specified by:

getType in interface XSObject

getName

public String getName()

The name of this XSObject depending on the XSObject type.

Specified by:

getName in interface XSObject

getNamespace

public String getNamespace()

The namespace URI of this node, or null if it is unspecified. defines how a namespace URI is attached to schema components.

Specified by:

getNamespace in interface XSObject

getCategory

public short getCategory()

{identity-constraint category} One of key, keyref or unique.

Specified by:

getCategory in interface XSIDCDefinition

getSelectorStr

public String getSelectorStr()

{selector} A restricted XPath ([XPath]) expression

Specified by:

getSelectorStr in interface XSIDCDefinition

getFieldStrs

public StringList getFieldStrs()

{fields} A non-empty list of restricted XPath ([XPath]) expressions.

Specified by:

getFieldStrs in interface XSIDCDefinition

getRefKey

public XSIDCDefinition getRefKey()

{referenced key} Required if {identity-constraint category} is keyref, forbidden otherwise. An identity-constraint definition with {identity-constraint category} equal to key or unique.

Specified by:

getRefKey in interface XSIDCDefinition

getAnnotations

public XSObjectList getAnnotations()

Optional. Annotation.

Specified by:

getAnnotations in interface XSIDCDefinition

getNamespaceItem

public XSNamespaceItem getNamespaceItem()

Description copied from interface: XSObject

A namespace schema information item corresponding to the target namespace of the component, if it is globally declared; or null otherwise.

Specified by:

getNamespaceItem in interface XSObject

See Also:

XSObject.getNamespaceItem()

addAnnotation

public void addAnnotation(XSAnnotationImpl annotation)