de.uni_bremen.st.rcf.model
Class Attribute

java.lang.Object
  de.uni_bremen.st.rcf.model.Attribute

public final class Attribute
extends Object

An attribute of the RCF schema. Attributes are read-only and cannot be changed after they have been created.

Author:

harder

Method Summary

List<String>	getEnumValues() Get the possible enumeration values of the attribute
String	getName() Get the name of the attribute
Relation<? extends Entry>	getReferencedRelation() Get the relation this attribute's values are instances of.
Relation<? extends Entry>	getRelation() Get the relation the attribute belongs to.
AttributeType	getType() Get the type of the attribute
boolean	isEnum() Check whether the possible attribute values are constrained by an enumeration.
boolean	isList() Check whether the attribute contains a list of values instead of a single value.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getName

public String getName()

Get the name of the attribute

Returns:

the name

getType

public AttributeType getType()

Get the type of the attribute

Returns:

the type

isList

public boolean isList()

Check whether the attribute contains a list of values instead of a single value.

Returns:

true if the attribute stores a list of values.

isEnum

public boolean isEnum()

Check whether the possible attribute values are constrained by an enumeration.

Returns:

true if he possible attribute values are constrained by an enumeration.

getRelation

public Relation<? extends Entry> getRelation()

Get the relation the attribute belongs to.

Returns:

the relation

getReferencedRelation

public Relation<? extends Entry> getReferencedRelation()

Get the relation this attribute's values are instances of.

Returns:

the relation iff the type of the Attribute is AttributeType.REFERENCE, null else

getEnumValues

public List<String> getEnumValues()

Get the possible enumeration values of the attribute

Returns:

the enumeration values in their String representation.