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

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

All Implemented Interfaces:

InMemoryValue, Path, Value

Direct Known Subclasses:

ValuePath

public class InMemoryPath

extends java.lang.Object

implements Path, InMemoryValue

A path represents a traversal into fields of a candidate object.

Constructor Summary

InMemoryPath()

Method Summary

void	castTo(java.lang.Class type) 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.
void	get(java.lang.String field) Traverse into the given field of the current object, and update the current object to that field value.
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

InMemoryPath

public InMemoryPath()

Method Detail

get

public void get(java.lang.String field)

Traverse into the given field of the current object, and update the current object to that field value.

Specified by:

get in interface Path

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 type)

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