org.apache.cayenne.map

Interface PathComponent<T extends Attribute,U extends Relationship>

public interface PathComponent<T extends Attribute,U extends Relationship>

A component in a path chain.

Since:

3.0

Method Summary

Methods

Modifier and Type	Method and Description
Iterable<PathComponent<T,U>>	getAliasedPath() Returns an aliased path or null if this component is not an alias.
T	getAttribute()
JoinType	getJoinType() Returns a joint type of this path component in the expression.
String	getName()
U	getRelationship()
boolean	isAlias() Returns true if this component is an alias for a different path.
boolean	isLast()

Method Detail

getAttribute

T getAttribute()

getRelationship

U getRelationship()

getName

String getName()

getJoinType

JoinType getJoinType()

Returns a joint type of this path component in the expression. Attributes always return undefined type, while relationships may be outer or inner joins.

isLast

boolean isLast()

isAlias

boolean isAlias()

Returns true if this component is an alias for a different path. Only the first path component can be an alias. Aliased path can be obtained by calling getAliasedPath().

getAliasedPath

Iterable<PathComponent<T,U>> getAliasedPath()

Returns an aliased path or null if this component is not an alias.