Package ch.tocco.nice2.persist.core.api.hibernate.query.selection

Class PathElement

java.lang.Object

ch.tocco.nice2.persist.core.api.hibernate.query.selection.PathElement

public class PathElement
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Pattern	SELECTOR_PATTERN

Method Summary

Modifier and Type	Method	Description
String	getElementName()
String	getPartialPath()
String	getRelationName()
Optional<String>	getSelector()
EntityModel	getSourceModel()
Optional<EntityModel>	getTargetModel()
boolean	isField()
boolean	isSelectorRelation()
boolean	isToMany()
Path	toSourcePrimaryKeyPath()
Optional<Path>	toTargetPrimaryKeyPath()
Optional<Path>	toTargetVersionPath()

Methods inherited from class java.lang.Object

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

Field Details

SELECTOR_PATTERN

protected static final Pattern SELECTOR_PATTERN

Method Details

getSourceModel

public EntityModel getSourceModel()

getTargetModel

public Optional<EntityModel> getTargetModel()

Returns:

the target model of the relation represented by this PathElement or Optional.empty() if it's a field

getPartialPath

public String getPartialPath()

Returns:

the path from the root of the Path this PathElement belongs to until this PathElement

getElementName

public String getElementName()

isField

public boolean isField()

Returns:

true if this PathElement represents a FieldModel

isToMany

public boolean isToMany()

Returns:

true if this PathElement represents a to-many RelationModel

toSourcePrimaryKeyPath

public Path toSourcePrimaryKeyPath()

Returns:

a Path representing the primary key of the getSourceModel()

toTargetPrimaryKeyPath

public Optional<Path> toTargetPrimaryKeyPath()

Returns:

a Path representing the primary key of the getTargetModel() or Optional.empty() if it's a field

toTargetVersionPath

public Optional<Path> toTargetVersionPath()

Returns:

a Path representing the version field of the getTargetModel() or Optional.empty() if it's a field

isSelectorRelation

public boolean isSelectorRelation()

getRelationName

public String getRelationName()

getSelector

public Optional<String> getSelector()