com.solarmetric.rd.kodo.query.exp
Class Extension

java.lang.Object
  |
  +--com.solarmetric.rd.kodo.query.exp.Extension

All Implemented Interfaces:

InMemoryValue, Value

public class Extension

extends java.lang.Object

implements InMemoryValue

A value produced from evaluating a custom extension.

Constructor Summary

Extension(com.solarmetric.rd.kodo.query.FilterListener listener, com.solarmetric.rd.kodo.query.exp.InMemoryValue target, com.solarmetric.rd.kodo.query.exp.InMemoryValue arg)
Constructor.

Method Summary

void	castTo(java.lang.Class cls) Cast this value to the given type.
java.lang.Object	evaluate(java.lang.Object candidate, java.lang.Object orig, com.solarmetric.rd.kodo.runtime.PersistenceManagerImpl pm, java.util.Map params) Evaluate the given candidate.
boolean	isVariable() Return true if this value is a variable.

Methods inherited from class java.lang.Object

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

Constructor Detail

Extension

public Extension(com.solarmetric.rd.kodo.query.FilterListener listener,
                 com.solarmetric.rd.kodo.query.exp.InMemoryValue target,
                 com.solarmetric.rd.kodo.query.exp.InMemoryValue arg)

Constructor. Supply filter listener, its target value, and its argument value, if any.

Method Detail

isVariable

public boolean isVariable()

Description copied from interface: Value

Return true if this value is a variable.

Specified by:

isVariable in interface Value

castTo

public void castTo(java.lang.Class cls)

Description copied from interface: InMemoryValue

Cast this value to the given type.

Specified by:

castTo in interface InMemoryValue

evaluate

public java.lang.Object evaluate(java.lang.Object candidate,
                                 java.lang.Object orig,
                                 com.solarmetric.rd.kodo.runtime.PersistenceManagerImpl pm,
                                 java.util.Map params)

Description copied from interface: InMemoryValue

Evaluate the given candidate.

Specified by:

evaluate in interface InMemoryValue