/**
* Undeploy object from the given registry
*
* @param reg Registry instance
* @param aspectObj Aspect object
*/
public void $undeployFrom(AspectRegistryIfc reg, Object aspectObj) {
if (reg == null) {
/* tolerate non crosscutting objects */
return;
}
AspectContainerIfc curCont = reg.$getAspectContainer();
AspectContainerIfc myCont = null;
if (curCont == null) {
return; // ignore
} else if (curCont.$getContainerType() == getContId()) {
myCont = curCont;
undeployFromContainer(myCont, aspectObj, reg);
if (myCont.isEmpty()) {
reg.$setAspectContainer(null);
reg.$setSingleAspect(null);
} else {
reg.$setSingleAspect(myCont.getSingleInstance());
}
} else if (curCont.$getContainerType() == AspectContainerIfc.COMPOSITE_CONTAINER) {
CompositeAspectContainer composite = (CompositeAspectContainer) curCont;
myCont = composite.findContainer(getContId());
if (myCont != null) {
undeployFromContainer(myCont, aspectObj, reg);
if (myCont.isEmpty()) {
composite.getList().remove(myCont);
if (composite.getList().size() < 2) {
reg.$setAspectContainer((AspectContainerIfc) composite.getList().get(0));
reg.$setSingleAspect(reg.$getAspectContainer().getSingleInstance());
}
}
}
}
}
/**
* Deploy object on given registry
*
* @param reg Registry instance
* @param aspectObj Aspect object
*/
public void $deployOn(AspectRegistryIfc reg, Object aspectObj) {
if (reg == null) {
/* tolerate non crosscutting objects */
return;
}
AspectContainerIfc curCont = reg.$getAspectContainer();
AspectContainerIfc myCont = null;
/* setup appropriate aspect container in the registry */
if (curCont == null) {
myCont = createContainer(reg);
reg.$setAspectContainer(myCont);
deployOnContainer(myCont, aspectObj, reg);
reg.$setSingleAspect(myCont.getSingleInstance());
} else {
if (curCont.$getContainerType() == getContId()) {
myCont = curCont;
reg.$setSingleAspect(null);
} else if (curCont.$getContainerType() == AspectContainerIfc.COMPOSITE_CONTAINER) {
CompositeAspectContainer composite = (CompositeAspectContainer) curCont;
myCont = composite.findContainer(getContId());
if (myCont == null) {
myCont = createContainer(reg);
composite.getList().add(myCont);
}
} else {
CompositeAspectContainer composite = new CompositeAspectContainer();
myCont = createContainer(reg);
composite.getList().add(curCont);
composite.getList().add(myCont);
reg.$setAspectContainer(composite);
reg.$setSingleAspect(null);
}
deployOnContainer(myCont, aspectObj, reg);
}
}
