org.modeshape.jcr.query.model

Class Join

java.lang.Object

org.modeshape.jcr.query.model.Join

All Implemented Interfaces:

Serializable, Join, Source, LanguageObject, Visitable

@Immutable
public class Join
extends Object
implements Source, Join

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Join(Source left, JoinType type, Source right, JoinCondition joinCondition) Create a join of the left and right sources, using the supplied join condition.

Method Summary

Modifier and Type	Method and Description
void	accept(Visitor visitor) Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.
boolean	equals(Object obj)
JoinCondition	getJoinCondition()
String	getJoinType()
Source	getLeft()
Source	getRight()
int	hashCode()
String	toString()
JoinType	type() Get the type of join.

Methods inherited from class java.lang.Object

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

Constructor Detail

Join

public Join(Source left,
            JoinType type,
            Source right,
            JoinCondition joinCondition)

Create a join of the left and right sources, using the supplied join condition. The outputs of the left and right sources are expected to be equivalent.

Parameters:

left - the left source being joined

type - the type of join

right - the right source being joined

joinCondition - the join condition

Method Detail

getLeft

public Source getLeft()

Specified by:

getLeft in interface Join

getRight

public Source getRight()

Specified by:

getRight in interface Join

getJoinType

public String getJoinType()

Specified by:

getJoinType in interface Join

type

public final JoinType type()

Get the type of join.

Returns:

the join type; never null

getJoinCondition

public JoinCondition getJoinCondition()

Specified by:

getJoinCondition in interface Join

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

accept

public void accept(Visitor visitor)

Description copied from interface: Visitable

Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.

Specified by:

accept in interface Visitable

Parameters:

visitor - the visitor; never null