Name name = ntDef.getName();
if (name == null) {
String msg = "no name specified";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
checkNamespace(name);
// validate supertypes
Name[] supertypes = ntDef.getSupertypes();
if (supertypes.length > 0) {
for (int i = 0; i < supertypes.length; i++) {
checkNamespace(supertypes[i]);
/**
* simple check for infinite recursion
* (won't trap recursion on a deeper inheritance level)
*/
if (name.equals(supertypes[i])) {
String msg = "[" + name + "] invalid supertype: "
+ supertypes[i] + " (infinite recursion))";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
/* compare to given nt-name set and not to registered nodetypes */
if (!validatedDefs.containsKey(supertypes[i])) {
String msg = "[" + name + "] invalid supertype: " + supertypes[i];
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
}
/**
* check for circularity in inheritance chain
* ('a' extends 'b' extends 'a')
*/
Stack inheritanceChain = new Stack();
inheritanceChain.push(name);
checkForCircularInheritance(supertypes, inheritanceChain, validatedDefs);
}
/**
* note that infinite recursion through inheritance is automatically
* being checked by the following call to getEffectiveNodeType()
* as it's impossible to register a node type definition which
* references a supertype that isn't registered yet...
*/
/**
* build effective (i.e. merged and resolved) node type from supertypes
* and check for conflicts
*/
if (supertypes.length > 0) {
try {
EffectiveNodeType est = entProvider.getEffectiveNodeType(supertypes, validatedDefs);
// make sure that all primary types except nt:base extend from nt:base
if (!ntDef.isMixin() && !NameConstants.NT_BASE.equals(ntDef.getName())
&& !est.includesNodeType(NameConstants.NT_BASE)) {
String msg = "[" + name + "] all primary node types except"
+ " nt:base itself must be (directly or indirectly) derived from nt:base";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
} catch (NodeTypeConflictException ntce) {
String msg = "[" + name + "] failed to validate supertypes";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, ntce);
} catch (NoSuchNodeTypeException nsnte) {
String msg = "[" + name + "] failed to validate supertypes";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, nsnte);
}
} else {
// no supertypes specified: has to be either a mixin type or nt:base
if (!ntDef.isMixin() && !NameConstants.NT_BASE.equals(ntDef.getName())) {
String msg = "[" + name
+ "] all primary node types except nt:base itself must be (directly or indirectly) derived from nt:base";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
}
checkNamespace(ntDef.getPrimaryItemName());
// validate property definitions
QPropertyDefinition[] pda = ntDef.getPropertyDefs();
for (int i = 0; i < pda.length; i++) {
QPropertyDefinition pd = pda[i];
/**
* sanity check:
* make sure declaring node type matches name of node type definition
*/
if (!name.equals(pd.getDeclaringNodeType())) {
String msg = "[" + name + "#" + pd.getName() + "] invalid declaring node type specified";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
checkNamespace(pd.getName());
// check that auto-created properties specify a name
if (pd.definesResidual() && pd.isAutoCreated()) {
String msg = "[" + name + "#" + pd.getName() + "] auto-created properties must specify a name";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
// check that auto-created properties specify a type
if (pd.getRequiredType() == PropertyType.UNDEFINED && pd.isAutoCreated()) {
String msg = "[" + name + "#" + pd.getName() + "] auto-created properties must specify a type";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
/* check default values:
* make sure type of value is consistent with required property type
* Note: default internal values are built from the required type,
* thus check for match with pd.getRequiredType is redundant.
*/
QValue[] defVals = pd.getDefaultValues();
/* check that default values satisfy value constraints.
* Note however, that no check is performed if autocreated property-
* definitions define a default value. JSR170 does not require this.
*/
ValueConstraint.checkValueConstraints(pd, defVals);
/* ReferenceConstraint:
* the specified node type must be registered, with one notable
* exception: the node type just being registered
*/
String[] constraints = pd.getValueConstraints();
if (constraints != null && constraints.length > 0) {
if (pd.getRequiredType() == PropertyType.REFERENCE) {
for (int j = 0; j < constraints.length; j++) {
// TODO improve. don't rely on a specific factory impl
Name ntName = NameFactoryImpl.getInstance().create(constraints[j]);
/* compare to given ntd map and not registered nts only */
if (!name.equals(ntName) && !validatedDefs.containsKey(ntName)) {
String msg = "[" + name + "#" + pd.getName()
+ "] invalid REFERENCE value constraint '"
+ ntName + "' (unknown node type)";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
}
}
}
}
// validate child-node definitions
QNodeDefinition[] cnda = ntDef.getChildNodeDefs();
for (int i = 0; i < cnda.length; i++) {
QNodeDefinition cnd = cnda[i];
/* make sure declaring node type matches name of node type definition */
if (!name.equals(cnd.getDeclaringNodeType())) {
String msg = "[" + name + "#" + cnd.getName()
+ "] invalid declaring node type specified";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
checkNamespace(cnd.getName());
// check that auto-created child-nodes specify a name
if (cnd.definesResidual() && cnd.isAutoCreated()) {
String msg = "[" + name + "#" + cnd.getName()
+ "] auto-created child-nodes must specify a name";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
// check that auto-created child-nodes specify a default primary type
if (cnd.getDefaultPrimaryType() == null
&& cnd.isAutoCreated()) {
String msg = "[" + name + "#" + cnd.getName()
+ "] auto-created child-nodes must specify a default primary type";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
// check default primary type
Name dpt = cnd.getDefaultPrimaryType();
checkNamespace(dpt);
boolean referenceToSelf = false;
EffectiveNodeType defaultENT = null;
if (dpt != null) {
// check if this node type specifies itself as default primary type
if (name.equals(dpt)) {
referenceToSelf = true;
}
/**
* the default primary type must be registered, with one notable
* exception: the node type just being registered
*/
if (!name.equals(dpt) && !validatedDefs.containsKey(dpt)) {
String msg = "[" + name + "#" + cnd.getName()
+ "] invalid default primary type '" + dpt + "'";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
/**
* build effective (i.e. merged and resolved) node type from
* default primary type and check for conflicts
*/
try {
if (!referenceToSelf) {
defaultENT = entProvider.getEffectiveNodeType(new Name[] {dpt}, validatedDefs);
} else {
/**
* the default primary type is identical with the node
* type just being registered; we have to instantiate it
* 'manually'
*/
ent = EffectiveNodeTypeImpl.create(entProvider, ntDef, validatedDefs);
defaultENT = ent;
}
if (cnd.isAutoCreated()) {
/**
* check for circularity through default primary types
* of auto-created child nodes (node type 'a' defines
* auto-created child node with default primary type 'a')
*/
Stack definingNTs = new Stack();
definingNTs.push(name);
checkForCircularNodeAutoCreation(defaultENT, definingNTs, validatedDefs);
}
} catch (NodeTypeConflictException ntce) {
String msg = "[" + name + "#" + cnd.getName()
+ "] failed to validate default primary type";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, ntce);
} catch (NoSuchNodeTypeException nsnte) {
String msg = "[" + name + "#" + cnd.getName()
+ "] failed to validate default primary type";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, nsnte);
}
}
// check required primary types
Name[] reqTypes = cnd.getRequiredPrimaryTypes();
if (reqTypes != null && reqTypes.length > 0) {
for (int n = 0; n < reqTypes.length; n++) {
Name rpt = reqTypes[n];
checkNamespace(rpt);
referenceToSelf = false;
/**
* check if this node type specifies itself as required
* primary type
*/
if (name.equals(rpt)) {
referenceToSelf = true;
}
/**
* the required primary type must be registered, with one
* notable exception: the node type just being registered
*/
if (!name.equals(rpt) && !validatedDefs.containsKey(rpt)) {
String msg = "[" + name + "#" + cnd.getName()
+ "] invalid required primary type: " + rpt;
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
/**
* check if default primary type satisfies the required
* primary type constraint
*/
if (defaultENT != null && !defaultENT.includesNodeType(rpt)) {
String msg = "[" + name + "#" + cnd.getName()
+ "] default primary type does not satisfy required primary type constraint "
+ rpt;
log.debug(msg);
throw new InvalidNodeTypeDefException(msg);
}
/**
* build effective (i.e. merged and resolved) node type from
* required primary type constraint and check for conflicts
*/
try {
if (!referenceToSelf) {
entProvider.getEffectiveNodeType(new Name[] {rpt}, validatedDefs);
} else {
/**
* the required primary type is identical with the
* node type just being registered; we have to
* instantiate it 'manually'
*/
if (ent == null) {
ent = EffectiveNodeTypeImpl.create(entProvider, ntDef, validatedDefs);
}
}
} catch (NodeTypeConflictException ntce) {
String msg = "[" + name + "#" + cnd.getName()
+ "] failed to validate required primary type constraint";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, ntce);
} catch (NoSuchNodeTypeException nsnte) {
String msg = "[" + name + "#" + cnd.getName()
+ "] failed to validate required primary type constraint";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, nsnte);
}
}
}
}
/**
* now build effective (i.e. merged and resolved) node type from
* this node type definition; this will potentially detect more
* conflicts or problems
*/
if (ent == null) {
try {
ent = EffectiveNodeTypeImpl.create(entProvider, ntDef, validatedDefs);
} catch (NodeTypeConflictException ntce) {
String msg = "[" + name + "] failed to resolve node type definition";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, ntce);
} catch (NoSuchNodeTypeException nsnte) {
String msg = "[" + name + "] failed to resolve node type definition";
log.debug(msg);
throw new InvalidNodeTypeDefException(msg, nsnte);
}
}
return ent;
}