Package org.apache.cayenne.map
Interface PathComponent<T extends Attribute,U extends Relationship>
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public interface PathComponent<T extends Attribute,U extends Relationship>A component in a path chain.- Since:
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description Iterable<PathComponent<T,U>>getAliasedPath()Returns an aliased path or null if this component is not an alias.TgetAttribute()JoinTypegetJoinType()Returns a joint type of this path component in the expression.StringgetName()UgetRelationship()booleanisAlias()Returns true if this component is an alias for a different path.booleanisLast()
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Method Detail
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getAttribute
T getAttribute()
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getRelationship
U getRelationship()
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getName
String getName()
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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.
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isLast
boolean isLast()
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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 callinggetAliasedPath().
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getAliasedPath
Iterable<PathComponent<T,U>> getAliasedPath()
Returns an aliased path or null if this component is not an alias.
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