private void addNode(ModelNodeInternal child, ModelRegistration registration) {
ModelPath childPath = child.getPath();
if (!getPath().isDirectChild(childPath)) {
throw new IllegalArgumentException(
String.format(
"Element registration has a path (%s) which is not a child of this node (%s).",
childPath, getPath()));
}
ModelNodeInternal currentChild = links.get(childPath.getName());
if (currentChild != null) {
if (!currentChild.isAtLeast(Created)) {
throw new DuplicateModelException(
String.format(
"Cannot create '%s' using creation rule '%s' as the rule '%s' is already registered to create this model element.",
childPath,
describe(registration.getDescriptor()),
describe(currentChild.getDescriptor())));
}
throw new DuplicateModelException(
String.format(
"Cannot create '%s' using creation rule '%s' as the rule '%s' has already been used to create this model element.",
childPath,
describe(registration.getDescriptor()),
describe(currentChild.getDescriptor())));
}
if (!isMutable()) {
throw new IllegalStateException(
String.format(
"Cannot create '%s' using creation rule '%s' as model element '%s' is no longer mutable.",
childPath, describe(registration.getDescriptor()), getPath()));
}
links.put(child.getPath().getName(), child);
modelRegistry.registerNode(child, registration.getActions());
}
@Override
public void applyToLink(ModelActionRole type, ModelAction<?> action) {
if (!getPath().isDirectChild(action.getSubject().getPath())) {
throw new IllegalArgumentException(
String.format(
"Linked element action reference has a path (%s) which is not a child of this node (%s).",
action.getSubject().getPath(), getPath()));
}
modelRegistry.bind(action.getSubject(), type, action, ModelPath.ROOT);
}
@Override
public void ensureAtLeast(State state) {
modelRegistry.transition(this, state, true);
}
@Override
public void removeLink(String name) {
if (links.remove(name) != null) {
modelRegistry.remove(getPath().child(name));
}
}
@Override
public void applyTo(NodePredicate predicate, Class<? extends RuleSource> rules) {
modelRegistry.configureMatching(predicate.scope(getPath()), rules);
}
@Override
public void applyTo(NodePredicate predicate, ModelActionRole role, ModelAction<?> action) {
modelRegistry.configureMatching(predicate.scope(getPath()), role, action);
}
@Override
public void applyToSelf(Class<? extends RuleSource> rules) {
modelRegistry.configure(rules, getPath());
}
@Override
public void applyToSelf(ModelActionRole role, ModelAction<?> action) {
DefaultModelRegistry.checkNodePath(this, action);
modelRegistry.bind(action.getSubject(), role, action, ModelPath.ROOT);
}
