org.apache.openjpa.kernel.exps
Class WhenScalar

java.lang.Object
  org.apache.openjpa.kernel.exps.WhenScalar

All Implemented Interfaces:

Serializable, Expression

public class WhenScalar
extends Object

See Also:

Serialized Form

Method Summary

void	acceptVisit(ExpressionVisitor visitor) Accept a visit from a tree visitor.
protected boolean	eval(Collection candidates, StoreContext ctx, Object[] params) Evaluate the expression for the given group.
protected boolean	eval(Object candidate, Object orig, StoreContext ctx, Object[] params) Evaluate the expression for the given context candidate and original candidate.
boolean	evaluate(Collection candidates, StoreContext ctx, Object[] params) Evaluate the expression for the given candidate group.
boolean	evaluate(Object candidate, Object orig, StoreContext ctx, Object[] params) Evaluate the expression for the given candidate.
Val	getVal1()
Val	getVal2()

Methods inherited from class java.lang.Object

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

Method Detail

getVal1

public Val getVal1()

getVal2

public Val getVal2()

acceptVisit

public void acceptVisit(ExpressionVisitor visitor)

Description copied from interface: Expression

Accept a visit from a tree visitor.

Specified by:

acceptVisit in interface Expression

evaluate

public final boolean evaluate(Object candidate,
                              Object orig,
                              StoreContext ctx,
                              Object[] params)

Evaluate the expression for the given candidate.

evaluate

public final boolean evaluate(Collection candidates,
                              StoreContext ctx,
                              Object[] params)

Evaluate the expression for the given candidate group.

eval

protected boolean eval(Object candidate,
                       Object orig,
                       StoreContext ctx,
                       Object[] params)

Evaluate the expression for the given context candidate and original candidate.

eval

protected boolean eval(Collection candidates,
                       StoreContext ctx,
                       Object[] params)

Evaluate the expression for the given group.