com.bonevich.erj.model
Class Relation

java.lang.Object
  |
  +--com.bonevich.erj.model.ModelElement
        |
        +--com.bonevich.erj.model.Relation

All Implemented Interfaces:

ErjConstants

public final class Relation

extends ModelElement

A class that represents ...

Author:

Jeffrey D. Bonevich

See Also:

Schema, Attribute

Field Summary

static java.lang.String	EMPTY_STR
static java.lang.String	NEW_RELATION_STR

Fields inherited from class com.bonevich.erj.model.ModelElement

_description, _dyn_description, _dyn_identifier, _dyn_name, _identifier, _name

Fields inherited from interface com.bonevich.erj.ErjConstants

EDITOR_COLOR, EDITOR_FONT, ICON_AK, ICON_DOMAIN, ICON_FK, ICON_FOREIGNKEY, ICON_NOTNULL, ICON_NULL, ICON_PK, ICON_RELATION, ICON_SCHEMA, ICON_SPLASH, INITIAL_FRAME_SIZE, LABEL_COLOR, LABEL_FILL, LABEL_FONT, LABEL_FONT_ITALIC, LABEL_FONT_SIZE, LABEL_FONTMETRICS, STATUSBAR_COLOR, STATUSBAR_FONT, STATUSBAR_FONT_ITALIC, STATUSBAR_MOD_FILL, SUBLABEL_FILL

Constructor Summary

Relation(Schema schema)

Method Summary

void	accept(ModelElementVisitor visitor)
Attribute	createAttribute()
Attribute	createAttribute(Attribute ref)
ForeignKey	createForeignKey(Relation referent)
ForeignKey	createForeignKey(Relation referent, Attribute[] attributes)
PrimaryKey	createPrimaryKey(Attribute[] attributes)
UniqueKey	createUniqueKey(Attribute[] attributes)
void	deleteAttribute(Attribute attribute)
void	deleteKey(ForeignKey key)
void	deleteKey(KeyConstraint key)
void	dispose()
boolean	equals(java.lang.Object rhs)
Attribute	getAttribute(java.lang.String identifier)
int	getAttributeCount()
java.util.Iterator	getAttributeIterator()
int	getKeyCount()
java.util.Iterator	getKeyIterator()
Schema	getSchema()
void	moveAttributeDown(Attribute attribute)
void	moveAttributeUp(Attribute attribute)

Methods inherited from class com.bonevich.erj.model.ModelElement

getDescription, getIdentifier, getName, getOclReferenceId, isNameInitialized, setDescription, setIdentifier, setName, toString

Methods inherited from class java.lang.Object

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

Field Detail

NEW_RELATION_STR

public static final java.lang.String NEW_RELATION_STR

See Also:

Constant Field Values

EMPTY_STR

public static final java.lang.String EMPTY_STR

See Also:

Constant Field Values

Constructor Detail

Relation

public Relation(Schema schema)

Method Detail

getSchema

public Schema getSchema()

createAttribute

public Attribute createAttribute()

createAttribute

public Attribute createAttribute(Attribute ref)

moveAttributeUp

public void moveAttributeUp(Attribute attribute)

moveAttributeDown

public void moveAttributeDown(Attribute attribute)

deleteAttribute

public void deleteAttribute(Attribute attribute)

getAttributeIterator

public java.util.Iterator getAttributeIterator()

getAttributeCount

public int getAttributeCount()

getAttribute

public Attribute getAttribute(java.lang.String identifier)

createUniqueKey

public UniqueKey createUniqueKey(Attribute[] attributes)

createPrimaryKey

public PrimaryKey createPrimaryKey(Attribute[] attributes)

createForeignKey

public ForeignKey createForeignKey(Relation referent)

createForeignKey

public ForeignKey createForeignKey(Relation referent,
                                   Attribute[] attributes)

deleteKey

public void deleteKey(ForeignKey key)

deleteKey

public void deleteKey(KeyConstraint key)

getKeyIterator

public java.util.Iterator getKeyIterator()

getKeyCount

public int getKeyCount()

dispose

public void dispose()

Specified by:

dispose in class ModelElement

equals

public boolean equals(java.lang.Object rhs)

Overrides:

equals in class ModelElement

accept

public void accept(ModelElementVisitor visitor)

Specified by:

accept in class ModelElement