Package org.springframework.data.relational.core.sql

Class SubselectExpression

java.lang.Object

org.springframework.data.relational.core.sql.Subselect

org.springframework.data.relational.core.sql.SubselectExpression

All Implemented Interfaces:

Expression, Segment, Visitable

public class SubselectExpression
extends Subselect
implements Expression

Wrapper for a Select query to be used as subselect.

Since:

1.1

Author:

Jens Schauder

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Check whether this Segment is equal to another Segment.
int	hashCode()	Generate a hash code from thisSegment.
void	visit(Visitor visitor)	Accept a Visitor visiting this Visitable and its nested Visitables if applicable.

Methods inherited from class org.springframework.data.relational.core.sql.Subselect

getSelect, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.data.relational.core.sql.Segment

equals, hashCode, toString

Methods inherited from interface org.springframework.data.relational.core.sql.Visitable

visit

Method Details

visit

public void visit(Visitor visitor)

Description copied from interface: Visitable

Accept a Visitor visiting this Visitable and its nested Visitables if applicable.

Specified by:

visit in interface Visitable

Parameters:

visitor - the visitor to notify, must not be null.

hashCode

public int hashCode()

Description copied from interface: Segment

Generate a hash code from thisSegment.

Hashcode typically derives from the Segment.toString() representation so two Segments yield the same Segment.hashCode() if their Segment.toString() representation matches.

Specified by:

hashCode in interface Segment

Overrides:

hashCode in class Object

Returns:

a hash code value for this object.

equals

public boolean equals(@Nullable
 Object obj)

Description copied from interface: Segment

Check whether this Segment is equal to another Segment.

Equality is typically given if the Segment.toString() representation matches.

Specified by:

equals in interface Segment

Overrides:

equals in class Object

Parameters:

obj - the reference object with which to compare.

Returns:

true if this object is the same as the other argument; false otherwise.