private AttributeDescriptor createAttributeDescriptor(
final XSDComplexTypeDefinition container,
final XSDElementDeclaration elemDecl,
CoordinateReferenceSystem crs) {
int minOccurs = container == null ? 0 : Schemas.getMinOccurs(container, elemDecl);
int maxOccurs =
container == null ? Integer.MAX_VALUE : Schemas.getMaxOccurs(container, elemDecl);
return createAttributeDescriptor(elemDecl, minOccurs, maxOccurs, crs);
}
public void _testParseDescribeFeatureType() throws Exception {
String loc = getClass().getResource("geoserver-DescribeFeatureType.xml").getFile();
XSDSchema schema = Schemas.parse(loc);
assertNotNull(schema);
final String targetNs = "http://cite.opengeospatial.org/gmlsf";
final String featureName = "PrimitiveGeoFeature";
QName name = new QName(targetNs, featureName);
XSDElementDeclaration elementDeclaration = Schemas.getElementDeclaration(schema, name);
assertNotNull(elementDeclaration);
XSDComplexTypeDefinition type = (XSDComplexTypeDefinition) elementDeclaration.getType();
assertEquals("PrimitiveGeoFeatureType", type.getName());
assertEquals(targetNs, type.getTargetNamespace());
}
/**
* Creates an {@link AttributeType} that matches the xsd type definition as much as possible.
*
* <p>The original type definition given by the {@link XSDTypeDefinition} is kept as
* AttributeType's metadata stored as a "user data" property using <code>XSDTypeDefinition.class
* </code> as key.
*
* <p>If it is a complex attribute, it will contain all the properties declared in the <code>
* typeDefinition</code>, as well as all the properties declared in its super types. TODO: handle
* the case where the extension mechanism is restriction.
*
* @param assignedName
* @param typeDefinition
* @return
*/
private AttributeType createType(
final Name assignedName,
final XSDTypeDefinition typeDefinition,
CoordinateReferenceSystem crs,
boolean anonymous) {
AttributeType attType;
// /////////
if (processingTypes.contains(assignedName)) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Recursion found for type " + assignedName + ". Proxying it.");
}
attType =
createProxiedType(
assignedName, typeDefinition, anonymous ? anonTypeRegistry : typeRegistry);
return attType;
}
processingTypes.push(assignedName);
// //////////
final XSDTypeDefinition baseType = typeDefinition.getBaseType();
AttributeType superType = null;
if (baseType != null) {
String targetNamespace = baseType.getTargetNamespace();
String name = baseType.getName();
if (name != null) {
Name baseTypeName = new NameImpl(targetNamespace, name);
superType = getAttributeType(baseTypeName, baseType, crs);
}
} else {
LOGGER.warning(assignedName + " has no super type");
}
if (typeDefinition instanceof XSDComplexTypeDefinition) {
XSDComplexTypeDefinition complexTypeDef;
complexTypeDef = (XSDComplexTypeDefinition) typeDefinition;
boolean includeParents = true;
List<XSDElementDeclaration> children =
Schemas.getChildElementDeclarations(typeDefinition, includeParents);
final Collection<PropertyDescriptor> schema =
new ArrayList<PropertyDescriptor>(children.size());
XSDElementDeclaration childDecl;
AttributeDescriptor descriptor;
for (Iterator it = children.iterator(); it.hasNext(); ) {
childDecl = (XSDElementDeclaration) it.next();
try {
descriptor = createAttributeDescriptor(complexTypeDef, childDecl, crs);
} catch (NoSuchElementException e) {
String msg =
"Failed to create descriptor for '"
+ childDecl.getTargetNamespace()
+ "#"
+ childDecl.getName()
+ " from container '"
+ typeDefinition.getTargetNamespace()
+ "#"
+ typeDefinition.getName()
+ "'";
NoSuchElementException nse = new NoSuchElementException(msg);
nse.initCause(e);
throw nse;
}
schema.add(descriptor);
}
if (includeAttributes) {
for (XSDAttributeUse attgcontent : complexTypeDef.getAttributeUses()) {
XSDAttributeDeclaration att = attgcontent.getContent();
descriptor =
createAttributeDescriptor(
getXmlAttributeType(),
null,
new NameImpl(null, "@" + att.getName()),
0,
1,
false,
null);
schema.add(descriptor);
}
}
// set substitution group for descriptors here
for (XSDElementDeclaration elemDecl : children) {
if (elemDecl.isElementDeclarationReference()) {
elemDecl = elemDecl.getResolvedElementDeclaration();
}
PropertyDescriptor att = null;
for (PropertyDescriptor desc : schema) {
if (desc.getName().getLocalPart().equals(elemDecl.getName())
&& desc.getName().getNamespaceURI().equals(elemDecl.getTargetNamespace())) {
att = desc;
break;
}
}
setSubstitutionGroup(complexTypeDef, elemDecl, att, crs);
}
attType = createComplexAttributeType(assignedName, schema, complexTypeDef, superType);
} else {
Class<?> binding = String.class;
boolean isIdentifiable = false;
boolean isAbstract = false;
List<Filter> restrictions = Collections.emptyList();
InternationalString description = null;
attType =
typeFactory.createAttributeType(
assignedName,
binding,
isIdentifiable,
isAbstract,
restrictions,
superType,
description);
}
attType.getUserData().put(XSDTypeDefinition.class, typeDefinition);
processingTypes.pop();
// even if the type is anonymous, it still has to be registered somewhere because
// it's needed for the proxied types to find them. That's why we have 2 registries,
// typeRegistry
// and anonTypeRegistry. TypeRegistry is the global one, since anonymous types are meant to
// be
// local and shouldn't be searchable.
register(attType, anonymous);
return attType;
}
private void setSubstitutionGroup(
XSDComplexTypeDefinition container,
XSDElementDeclaration elemDecl,
PropertyDescriptor descriptor,
CoordinateReferenceSystem crs) {
if (descriptor.getUserData().get("substitutionGroup") != null) {
// this has been done before
return;
}
List<AttributeDescriptor> substitutionGroup = new ArrayList<AttributeDescriptor>();
descriptor.getUserData().put("substitutionGroup", substitutionGroup);
int minOccurs = Schemas.getMinOccurs(container, elemDecl);
int maxOccurs = Schemas.getMaxOccurs(container, elemDecl);
boolean nillable = elemDecl.isNillable();
Iterator substitutions = elemDecl.getSubstitutionGroup().iterator();
XSDElementDeclaration sub;
while (substitutions.hasNext()) {
sub = (XSDElementDeclaration) substitutions.next();
if (!(sub.getName().equals(elemDecl.getName()))
|| !(sub.getTargetNamespace().equals(elemDecl.getTargetNamespace()))) {
Name elemName = Types.typeName(sub.getTargetNamespace(), sub.getName());
AttributeType type = getTypeOf(sub, crs);
if (type != null) {
substitutionGroup.add(
createAttributeDescriptor(type, crs, elemName, minOccurs, maxOccurs, nillable, null));
}
}
}
XSDTypeDefinition typeDef = elemDecl.getType();
if (typeDef instanceof XSDComplexTypeDefinition) {
Name typeName = Types.typeName(typeDef.getTargetNamespace(), typeDef.getName());
AttributeType attType = typeRegistry.get(typeName);
if (!processingTypes.contains(typeName)) {
// ignore processingTypes to avoid endless recursion
if (attType == null || attType instanceof AbstractLazyComplexTypeImpl) {
// type is not yet registered or it's a lazy type from foundation types
// recreate lazy type to ensure everything is loaded
// it will eventually call this method so substitution groups will be set then
LOGGER.finest("Creating attribute type " + typeName);
createType(typeName, typeDef, crs, false);
LOGGER.finest("Registering attribute type " + typeName);
} else if (attType instanceof ComplexType) {
// ensure substitution groups are set for children including non lazy foundation
// types
ComplexType complexType = (ComplexType) attType;
Collection<PropertyDescriptor> children = complexType.getDescriptors();
List<XSDParticle> childParticles = Schemas.getChildElementParticles(typeDef, true);
for (XSDParticle particle : childParticles) {
XSDElementDeclaration element = (XSDElementDeclaration) particle.getContent();
if (element.isElementDeclarationReference()) {
element = element.getResolvedElementDeclaration();
}
PropertyDescriptor childDesc = null;
for (PropertyDescriptor desc : children) {
if (desc.getName().getLocalPart().equals(element.getName())
&& desc.getName().getNamespaceURI().equals(element.getTargetNamespace())) {
childDesc = desc;
break;
}
}
if (childDesc != null) {
setSubstitutionGroup((XSDComplexTypeDefinition) typeDef, element, childDesc, crs);
}
}
}
}
}
}
