net.java.rdf.sommer
Class JavaInstanceMapper

java.lang.Object
  net.java.rdf.sommer.JavaInstanceMapper

public abstract class JavaInstanceMapper
extends java.lang.Object

a class whose instances specialise in mapping particular java objects to rdf objects, such as Literals or Resources. This is needed since many java objects cannot be annotated. It makes the framework more flexible.

Author:

Henry Story

Field Summary

private java.lang.Class	clazz
(package private) RDFFactory	slf

Constructor Summary

JavaInstanceMapper(RDFFactory slf, java.lang.Class clazz)

Method Summary

protected RDFFactory	getFactory()
(package private) java.lang.Class	getObjClass()
(package private) abstract java.lang.Object	java2rdf(java.lang.Object litObj) Abstract methods that knows how to turn a java object into a rdf equivalent.
(package private) abstract java.lang.Object	rdf2java(java.lang.Object rdfObj) Abstract methods that knows how to turn an rdf object into a java equivalent.

Methods inherited from class java.lang.Object

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

Field Detail

slf

RDFFactory slf

clazz

private java.lang.Class clazz

Constructor Detail

JavaInstanceMapper

JavaInstanceMapper(RDFFactory slf,
                   java.lang.Class clazz)

Method Detail

getFactory

protected RDFFactory getFactory()

getObjClass

final java.lang.Class getObjClass()

java2rdf

abstract java.lang.Object java2rdf(java.lang.Object litObj)

Abstract methods that knows how to turn a java object into a rdf equivalent. This methods has to call the interface RDFFactory.createLiteral(...) methods to return a literal of the correct type for the background framework in question .

Parameters:

litObj - an plain object that is mapped to a literal

Returns:

a Literal in the object model of the implementing framework.

rdf2java

abstract java.lang.Object rdf2java(java.lang.Object rdfObj)

Abstract methods that knows how to turn an rdf object into a java equivalent. This methods has to call the interface RDFFactory.createLiteral(...) methods to return a literal of the correct type for the background framework in question .

Parameters:

rdfObj - an plain object that is mapped to a literal

Returns:

a Literal in the object model of the implementing framework.