/**
* An xpath expression may target a "client property" mapping (in xml land, an xml attribute
* rather than a xml element).
*
* @throws Exception
*/
@Test
public void testPropertyNameWithXlinkAttribute() throws Exception {
final String XMMLNS = "http://www.opengis.net/xmml";
final Name typeName = new NameImpl(XMMLNS, "Borehole");
AppSchemaDataAccess complexDs = (AppSchemaDataAccess) mappingDataStore;
mapping = complexDs.getMappingByElement(typeName);
NamespaceSupport namespaces = new NamespaceSupport();
namespaces.declarePrefix("gml", GML.NAMESPACE);
namespaces.declarePrefix("xmml", XMMLNS);
namespaces.declarePrefix("xlink", XLINK.NAMESPACE);
FilterFactory2 ff = new FilterFactoryImplNamespaceAware(namespaces);
String xpathExpression = "sa:shape/geo:LineByVector/geo:origin/@xlink:href";
PropertyName propNameExpression = ff.property(xpathExpression);
visitor = new UnmappingFilterVisitor(mapping);
List /* <Expression> */ unrolled = (List) propNameExpression.accept(visitor, null);
assertNotNull(unrolled);
assertEquals(1, unrolled.size());
assertTrue(unrolled.get(0) instanceof Expression);
}
protected void start(Element element, XSDElementDeclaration declaration) throws SAXException {
String uri = element.getNamespaceURI();
String local = element.getLocalName();
String qName = element.getLocalName();
NamespaceSupport namespaces = this.namespaces;
// declaration == null -> gml3 envelope encoding test failing
// declaration.getSchema() == null -> wfs 2.0 feature collection encoding test failing
if (namespaceAware
&& (declaration == null
|| declaration.isGlobal()
|| declaration.getSchema() == null
|| declaration.getSchema().getElementFormDefault() == XSDForm.QUALIFIED_LITERAL)) {
uri = (uri != null) ? uri : namespaces.getURI("");
qName = namespaces.getPrefix(uri) + ":" + qName;
} else {
uri = "";
}
DOMAttributes atts = new DOMAttributes(element.getAttributes(), namespaces);
serializer.startElement(uri, local, qName, atts);
// write out any text
for (int i = 0; i < element.getChildNodes().getLength(); i++) {
Node node = (Node) element.getChildNodes().item(i);
if (node instanceof Text) {
char[] ch = ((Text) node).getData().toCharArray();
serializer.characters(ch, 0, ch.length);
}
}
// write out any child elements
for (int i = 0; i < element.getChildNodes().getLength(); i++) {
Node node = (Node) element.getChildNodes().item(i);
if (node instanceof Element) {
Element child = (Element) node;
start(
child,
Schemas.getChildElementDeclaration(
declaration, new QName(child.getNamespaceURI(), child.getNodeName())));
end(child);
}
}
// push a new context for children, declaring the default prefix to be the one of this
// element
this.namespaces.pushContext();
if (uri != null) {
this.namespaces.declarePrefix("", uri);
}
}
/**
* There might be multiple mappings per propery name, like <code>gml:name[1] = att1</code>, <code>
* gml:name2 = strConcat(att2, att3)</code>, <code>gml:name[3] = "sampleValue</code>.
*
* <p>In the BoreHole test mapping used here, the following mappings exist for gml:name:
*
* <ul>
* <li>gml:name[1] = strConcat( strConcat(QS, strConcat("/", RT)), strConcat(strConcat("/",
* NUMB), strConcat("/", BSUFF)) )
* <li>gml:name[2] = BGS_ID
* <li>gml:name[3] = NAME
* <li>gml:name[4] = ORIGINAL_N
* </ul>
*
* This means the "unrolled" filter for <code>gml:name = "SWADLINCOTE"</code> should be <code>
* strConcat( strConcat(QS, ...) = "SWADLINCOTE"
* OR BGS_ID = "SWADLINCOTE"
* OR NAME = "SWADLINCOTE"
* OR ORIGINAL_N = "SWADLINCOTE"</code>
*
* <p>
*
* @throws Exception
*/
@Test
public void testCompareFilterMultipleMappingsPerPropertyName() throws Exception {
final String XMMLNS = "http://www.opengis.net/xmml";
final Name typeName = new NameImpl(XMMLNS, "Borehole");
AppSchemaDataAccess complexDs = (AppSchemaDataAccess) mappingDataStore;
mapping = complexDs.getMappingByElement(typeName);
NamespaceSupport namespaces = new NamespaceSupport();
namespaces.declarePrefix("gml", GML.NAMESPACE);
namespaces.declarePrefix("xmml", XMMLNS);
FilterFactory2 ff = new FilterFactoryImplNamespaceAware(namespaces);
PropertyIsEqualTo complexFilter = ff.equals(ff.property("gml:name"), ff.literal("SWADLINCOTE"));
visitor = new UnmappingFilterVisitor(mapping);
Filter unrolled = (Filter) complexFilter.accept(visitor, null);
assertNotNull(unrolled);
assertNotSame(complexFilter, unrolled);
assertTrue(unrolled.getClass().getName(), unrolled instanceof org.opengis.filter.Or);
Or oredFilter = (Or) unrolled;
List children = oredFilter.getChildren();
assertEquals(4, children.size());
assertTrue(children.get(0) instanceof PropertyIsEqualTo);
assertTrue(children.get(1) instanceof PropertyIsEqualTo);
assertTrue(children.get(2) instanceof PropertyIsEqualTo);
assertTrue(children.get(3) instanceof PropertyIsEqualTo);
PropertyIsEqualTo filter1 = (PropertyIsEqualTo) children.get(0);
PropertyIsEqualTo filter2 = (PropertyIsEqualTo) children.get(1);
PropertyIsEqualTo filter3 = (PropertyIsEqualTo) children.get(2);
PropertyIsEqualTo filter4 = (PropertyIsEqualTo) children.get(3);
assertTrue(filter1.getExpression1() instanceof Function);
assertTrue(filter2.getExpression1() instanceof PropertyName);
assertTrue(filter3.getExpression1() instanceof PropertyName);
assertTrue(filter4.getExpression1() instanceof PropertyName);
assertTrue(filter1.getExpression2() instanceof Literal);
assertTrue(filter2.getExpression2() instanceof Literal);
assertTrue(filter3.getExpression2() instanceof Literal);
assertTrue(filter4.getExpression2() instanceof Literal);
assertEquals("BGS_ID", ((PropertyName) filter2.getExpression1()).getPropertyName());
assertEquals("NAME", ((PropertyName) filter3.getExpression1()).getPropertyName());
assertEquals("ORIGINAL_N", ((PropertyName) filter4.getExpression1()).getPropertyName());
}
/**
* Look up the index of an attribute by Namespace name.
*
* @param uri The Namespace URI, or the empty string if the name has no Namespace URI.
* @param localName The attribute's local name.
* @return The index of the attribute, or -1 if it does not appear in the list.
*/
public int getIndex(String uri, String localName) {
Vector attributes;
int size;
Attribute attribute;
String string;
int ret;
ret = -1;
attributes = mTag.getAttributesEx();
if (null != attributes) {
size = attributes.size();
for (int i = 1; i < size; i++) {
attribute = (Attribute) attributes.elementAt(i);
string = attribute.getName();
if (null != string) // not whitespace
{
mSupport.processName(string, mParts, true);
if (uri.equals(mParts[0]) & localName.equalsIgnoreCase(mParts[1])) {
ret = i;
i = size; // exit fast
}
}
}
}
return (ret);
}
/**
* Build the SAX attributes object based upon Java's String map. This convenience method will
* build, or add to an existing attributes object, the attributes detailed in the AttributeMap.
*
* @param namespaces SAX Helper class to keep track of namespaces able to determine the correct
* prefix for a given namespace URI.
* @param attributes An existing SAX AttributesImpl object to add attributes too. If the value is
* null then a new attributes object will be created to house the attributes.
* @param attributeMap A map of attributes and values.
* @return
*/
private AttributesImpl map2sax(
Namespace elementNamespace,
NamespaceSupport namespaces,
AttributesImpl attributes,
AttributeMap attributeMap) {
if (attributes == null) attributes = new AttributesImpl();
if (attributeMap != null) {
// Figure out the namespace issue
Namespace namespace = attributeMap.getNamespace();
String URI;
if (namespace != null) URI = namespace.URI;
else URI = WingConstants.DRI.URI;
String prefix = namespaces.getPrefix(URI);
// copy each one over.
for (String name : attributeMap.keySet()) {
String value = attributeMap.get(name);
if (value == null) continue;
// If the indended namespace is the element's namespace then we
// leave
// off the namespace declaration because w3c say's its redundent
// and breaks lots of xsl stuff.
if (elementNamespace.URI.equals(URI))
attributes.addAttribute("", name, name, "CDATA", value);
else attributes.addAttribute(URI, name, qName(prefix, name), "CDATA", value);
}
}
return attributes;
}
public static boolean hasDefaultMetacardFieldForPrefixedString(
String propertyName, NamespaceSupport namespaceSupport) {
if (propertyName.contains(":") && !isXpathPropertyName(propertyName)) {
String prefix = propertyName.substring(0, propertyName.indexOf(":"));
String localName = propertyName.substring(propertyName.indexOf(":") + 1);
if (namespaceSupport != null && namespaceSupport.getURI(prefix) != null) {
String uri = namespaceSupport.getURI(prefix);
QName qname = new QName(uri, localName, prefix);
return hasDefaultMetacardFieldFor(qname);
} else {
return hasDefaultMetacardFieldFor(localName);
}
} else {
return hasDefaultMetacardFieldFor(propertyName);
}
}
/**
* Create the qName for the element with the given localName and namespace prefix.
*
* @param namespace (May be null) The namespace prefix.
* @param localName (Required) The element's local name.
* @return
*/
private String qName(Namespace namespace, String localName) {
String prefix = namespaces.getPrefix(namespace.URI);
if (prefix == null || prefix.equals("")) {
return localName;
} else {
return prefix + ":" + localName;
}
}
public static String getDefaultMetacardFieldForPrefixedString(
String propertyName, NamespaceSupport namespaceSupport) {
String name;
if (propertyName.contains(":")) {
String prefix = propertyName.substring(0, propertyName.indexOf(":"));
String localName = propertyName.substring(propertyName.indexOf(":") + 1);
if (namespaceSupport != null && namespaceSupport.getURI(prefix) != null) {
String uri = namespaceSupport.getURI(prefix);
QName qname = new QName(uri, localName, prefix);
name = getDefaultMetacardFieldFor(qname);
} else {
name = getDefaultMetacardFieldFor(localName);
}
} else {
name = getDefaultMetacardFieldFor(propertyName);
}
return name;
}
/**
* Send the SAX events to start this element.
*
* @param contentHandler (Required) The registered contentHandler where SAX events should be
* routed too.
* @param namespaces (Required) SAX Helper class to keep track of namespaces able to determine the
* correct prefix for a given namespace URI.
* @param namespace (Required) The namespace of this element.
* @param name (Required) The local name of this element.
* @param attributes (May be null) Attributes for this element
*/
protected void startElement(
ContentHandler contentHandler,
NamespaceSupport namespaces,
Namespace namespace,
String name,
AttributeMap attributes)
throws SAXException {
String prefix = namespaces.getPrefix(namespace.URI);
contentHandler.startElement(
namespace.URI, name, qName(prefix, name), map2sax(namespace, namespaces, attributes));
}
/**
* Copy the namespace declarations from the NamespaceSupport object. Take care to call
* resolveInheritedNamespaceDecls. after all namespace declarations have been added.
*
* @param nsSupport non-null reference to NamespaceSupport from the ContentHandler.
* @param excludeXSLDecl true if XSLT namespaces should be ignored.
* @throws TransformerException
*/
public void setPrefixes(NamespaceSupport nsSupport, boolean excludeXSLDecl)
throws TransformerException {
Enumeration decls = nsSupport.getDeclaredPrefixes();
while (decls.hasMoreElements()) {
String prefix = (String) decls.nextElement();
if (null == m_declaredPrefixes) m_declaredPrefixes = new Vector();
String uri = nsSupport.getURI(prefix);
if (excludeXSLDecl && uri.equals(Constants.S_XSLNAMESPACEURL)) continue;
// System.out.println("setPrefixes - "+prefix+", "+uri);
XMLNSDecl decl = new XMLNSDecl(prefix, uri, false);
m_declaredPrefixes.addElement(decl);
}
}
public String getQName(int index) {
Node n = atts.item(index);
if (namespaces != null) {
String uri = n.getNamespaceURI();
String prefix = (uri != null) ? namespaces.getPrefix(uri) : null;
if (prefix != null) {
return prefix + ":" + n.getLocalName();
}
}
return n.getLocalName();
}
protected void end(Element element) throws SAXException {
// push off last context
namespaces.popContext();
String uri = element.getNamespaceURI();
String local = element.getLocalName();
String qName = element.getLocalName();
if ((element.getPrefix() != null) && !"".equals(element.getPrefix())) {
qName = element.getPrefix() + ":" + qName;
}
serializer.endElement(uri, local, qName);
}
/**
* End of an element.
*
* @param uri namespace of the element.
* @param localName local name of the element.
* @param qName qualified name of the element.
* @throws SAXException passed through.
*/
@Override
public void endElement(String uri, String localName, String qName) throws SAXException {
if (allowElements) {
// check if we are past the minimum level requirements
if (minimumElementLevel < currentElementLevel) {
if (defaultURI != null && (uri == null || "".equals(uri))) {
// No namespace provided, use the default namespace.
String prefix = namespaces.getPrefix(defaultURI);
if (!(prefix == null || "".equals(prefix))) {
qName = prefix + ":" + localName;
}
contentHandler.endElement(defaultURI, localName, qName);
} else {
// Let the event pass through unmodified.
contentHandler.endElement(uri, localName, localName);
}
}
currentElementLevel--;
}
}
public void encode(Object object, QName name, ContentHandler handler)
throws IOException, SAXException {
// maintain a stack of (encoding,element declaration pairs)
Stack encoded = null;
try {
serializer = handler;
if (!inline) {
serializer.startDocument();
}
if (namespaceAware) {
// write out all the namespace prefix value mappings
for (Enumeration e = namespaces.getPrefixes(); e.hasMoreElements(); ) {
String prefix = (String) e.nextElement();
String uri = namespaces.getURI(prefix);
if ("xml".equals(prefix)) {
continue;
}
serializer.startPrefixMapping(prefix, uri);
}
for (Iterator itr = schema.getQNamePrefixToNamespaceMap().entrySet().iterator();
itr.hasNext(); ) {
Map.Entry entry = (Map.Entry) itr.next();
String pre = (String) entry.getKey();
String ns = (String) entry.getValue();
if (XSDUtil.SCHEMA_FOR_SCHEMA_URI_2001.equals(ns)) {
continue;
}
serializer.startPrefixMapping(pre, ns);
serializer.endPrefixMapping(pre);
namespaces.declarePrefix((pre != null) ? pre : "", ns);
}
// ensure a default namespace prefix set
if (namespaces.getURI("") == null) {
namespaces.declarePrefix("", schema.getTargetNamespace());
}
}
// create the document
DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
try {
doc = docFactory.newDocumentBuilder().newDocument();
} catch (ParserConfigurationException e) {
new IOException().initCause(e);
}
encoded = new Stack();
// add the first entry
XSDElementDeclaration root = index.getElementDeclaration(name);
if (root == null) {
// check for context hint, this is only used when running the encoder
// in test mode
QName typeDefintion =
(QName) context.getComponentInstance("http://geotools.org/typeDefinition");
if (typeDefintion != null) {
XSDTypeDefinition type = index.getTypeDefinition(typeDefintion);
if (type == null) {
throw new NullPointerException();
}
// create a mock element declaration
root = XSDFactory.eINSTANCE.createXSDElementDeclaration();
root.setName(name.getLocalPart());
root.setTargetNamespace(name.getNamespaceURI());
root.setTypeDefinition(type);
}
}
if (root == null) {
String msg = "Could not find element declaration for:" + name;
throw new IllegalArgumentException(msg);
}
encoded.add(new EncodingEntry(object, root, null));
while (!encoded.isEmpty()) {
EncodingEntry entry = (EncodingEntry) encoded.peek();
if (entry.encoding != null) {
// element has been started, get the next child
if (!entry.children.isEmpty()) {
Object[] child = (Object[]) entry.children.get(0);
XSDElementDeclaration element = (XSDElementDeclaration) child[0];
Iterator itr = (Iterator) child[1];
if (itr.hasNext()) {
Object next = itr.next();
if (next == null) {
logger.warning("Iterator returned null for " + element.getName());
}
// here we check for instanceof EncoderDelegate
if (next instanceof EncoderDelegate) {
// do not add entry to the stack, just delegate to encode
try {
((EncoderDelegate) next).encode(handler);
} catch (Exception e) {
throw new RuntimeException(e);
}
} else {
// add the next object to be encoded to the stack
encoded.push(new EncodingEntry(next, element, entry));
}
} else {
// iterator done, close it
Object source = child[2];
closeIterator(itr, source);
// this child is done, remove from child list
entry.children.remove(0);
}
} else {
// no more children, finish the element
end(entry.encoding);
encoded.pop();
// clean up the entry
entry.object = null;
entry.element = null;
entry.encoding = null;
entry.children = null;
entry.parent = null;
}
} else {
// start the encoding of the entry
// first make sure the element is not abstract
if (entry.element.isAbstract()) {
// look for a non abstract substitute - substitution groups are subject to
// changes over time, so we make a copy to avoid being hit with a
// ConcurrentModificationException
List sub = safeCopy(entry.element.getSubstitutionGroup());
if (sub.size() > 0) {
// match up by type
List matches = new ArrayList();
for (Iterator s = sub.iterator(); s.hasNext(); ) {
XSDElementDeclaration e = (XSDElementDeclaration) s.next();
if (e == null || e.equals(entry.element)) {
continue;
}
if (e.getName() == null) {
continue;
}
// look up hte binding
Binding binding =
bindingLoader.loadBinding(
new QName(e.getTargetNamespace(), e.getName()), context);
if (binding == null) {
// try the type
XSDTypeDefinition type = e.getType();
if (type == null || type.getName() == null) {
continue;
}
binding =
bindingLoader.loadBinding(
new QName(type.getTargetNamespace(), type.getName()), context);
}
if (binding == null) {
continue;
}
if (binding.getType() == null) {
logger.warning("Binding: " + binding.getTarget() + " returns null type.");
continue;
}
// match up the type
if (binding.getType().isAssignableFrom(entry.object.getClass())) {
// we have a match, store as an (element,binding) tuple
matches.add(new Object[] {e, binding});
}
}
// if one, we are gold
if (matches.size() == 1) {
entry.element = (XSDElementDeclaration) ((Object[]) matches.get(0))[0];
}
// if multiple we have a problem
else if (matches.size() > 0) {
if (logger.isLoggable(Level.FINE)) {
StringBuffer msg = new StringBuffer("Found multiple non-abstract bindings for ");
msg.append(entry.element.getName()).append(": ");
for (Iterator m = matches.iterator(); m.hasNext(); ) {
msg.append(m.next().getClass().getName());
msg.append(", ");
}
logger.fine(msg.toString());
}
// try sorting by the type of the binding
Collections.sort(
matches,
new Comparator() {
public int compare(Object o1, Object o2) {
Object[] match1 = (Object[]) o1;
Object[] match2 = (Object[]) o2;
Binding b1 = (Binding) match1[1];
Binding b2 = (Binding) match2[1];
if (b1.getType() != b2.getType()) {
if (b2.getType().isAssignableFrom(b1.getType())) {
return -1;
}
if (b1.getType().isAssignableFrom(b2.getType())) {
return 1;
}
}
// use binding comparability
if (b1 instanceof Comparable) {
return ((Comparable) b1).compareTo(b2);
}
if (b2 instanceof Comparable) {
return -1 * ((Comparable) b2).compareTo(b1);
}
return 0;
}
});
}
if (matches.size() > 0) {
entry.element = (XSDElementDeclaration) ((Object[]) matches.get(0))[0];
}
// if zero, just use the abstract element
}
}
if (entry.element.isAbstract()) {
logger.fine(entry.element.getName() + " is abstract");
}
entry.encoding =
entry.parent != null
? (Element) encode(entry.object, entry.element, entry.parent.element.getType())
: (Element) encode(entry.object, entry.element);
// add any more attributes
List attributes = index.getAttributes(entry.element);
for (Iterator itr = attributes.iterator(); itr.hasNext(); ) {
XSDAttributeDeclaration attribute = (XSDAttributeDeclaration) itr.next();
// do not encode the attribute if it has already been
// encoded by the parent
String ns = attribute.getTargetNamespace();
String local = attribute.getName();
if ((entry.encoding.getAttributeNS(ns, local) != null)
&& !"".equals(entry.encoding.getAttributeNS(ns, local))) {
continue;
}
// get the object(s) for this attribute
GetPropertyExecutor executor = new GetPropertyExecutor(entry.object, attribute);
BindingVisitorDispatch.walk(object, bindingWalker, entry.element, executor, context);
if (executor.getChildObject() != null) {
// encode the attribute
Attr attr = (Attr) encode(executor.getChildObject(), attribute);
if (attr != null) {
entry.encoding.setAttributeNodeNS(attr);
}
}
}
// write out the leading edge of the element
if (schemaLocations != null) {
// root element, add schema locations if set
if (!schemaLocations.isEmpty()) {
// declare the schema instance mapping
serializer.startPrefixMapping("xsi", XSDUtil.SCHEMA_INSTANCE_URI_2001);
serializer.endPrefixMapping("xsi");
namespaces.declarePrefix("xsi", XSDUtil.SCHEMA_INSTANCE_URI_2001);
StringBuffer schemaLocation = new StringBuffer();
for (Iterator e = schemaLocations.entrySet().iterator(); e.hasNext(); ) {
Map.Entry tuple = (Map.Entry) e.next();
String namespaceURI = (String) tuple.getKey();
String location = (String) tuple.getValue();
schemaLocation.append(namespaceURI + " " + location);
if (e.hasNext()) {
schemaLocation.append(" ");
}
}
entry.encoding.setAttributeNS(
XSDUtil.SCHEMA_INSTANCE_URI_2001,
"xsi:schemaLocation",
schemaLocation.toString());
}
schemaLocations = null;
}
start(entry.encoding, entry.element);
// TODO: this method of getting at properties wont maintain order very well, need
// to come up with a better system that is capable of hanlding feature types
for (Iterator pe = propertyExtractors.iterator(); pe.hasNext(); ) {
PropertyExtractor propertyExtractor = (PropertyExtractor) pe.next();
if (propertyExtractor.canHandle(entry.object)) {
List extracted = propertyExtractor.properties(entry.object, entry.element);
O:
for (Iterator e = extracted.iterator(); e.hasNext(); ) {
Object[] tuple = (Object[]) e.next();
XSDParticle particle = (XSDParticle) tuple[0];
XSDElementDeclaration child = (XSDElementDeclaration) particle.getContent();
// check for a comment
if ((child != null)
&& (COMMENT.getNamespaceURI().equals(child.getTargetNamespace()))
&& COMMENT.getLocalPart().equals(child.getName())) {
comment(child.getElement());
continue;
}
if (child.isElementDeclarationReference()) {
child = child.getResolvedElementDeclaration();
}
// do not encode the element if the parent has already
// been encoded by the parent
String ns = child.getTargetNamespace();
String local = child.getName();
for (int i = 0; i < entry.encoding.getChildNodes().getLength(); i++) {
Node node = entry.encoding.getChildNodes().item(i);
if (node instanceof Element) {
if (ns != null) {
if (ns.equals(node.getNamespaceURI()) && local.equals(node.getLocalName())) {
continue O;
}
} else {
if (local.equals(node.getLocalName())) {
continue O;
}
}
}
}
Object obj = tuple[1];
if (obj == null) {
if (particle.getMinOccurs() == 0) {
// cool
} else {
// log an error
logger.fine("Property " + ns + ":" + local + " not found but minoccurs > 0 ");
}
// skip this regardless
continue;
}
// figure out the maximum number of occurences
int maxOccurs = 1;
if (particle.isSetMaxOccurs()) {
maxOccurs = particle.getMaxOccurs();
} else {
// look the containing group
if (particle.eContainer() instanceof XSDModelGroup) {
XSDModelGroup group = (XSDModelGroup) particle.eContainer();
if (group.eContainer() instanceof XSDParticle) {
XSDParticle cParticle = (XSDParticle) group.eContainer();
if (cParticle.isSetMaxOccurs()) {
maxOccurs = cParticle.getMaxOccurs();
}
}
}
}
if ((maxOccurs == -1) || (maxOccurs > 1)) {
// may have a collection or array, unwrap it
Iterator iterator = null;
if (obj instanceof Iterator) {
iterator = (Iterator) obj;
} else if (obj.getClass().isArray()) {
Object[] array = (Object[]) obj;
iterator = Arrays.asList(array).iterator();
} else if (obj instanceof Collection) {
Collection collection = (Collection) obj;
iterator = collection.iterator();
} else if (obj instanceof FeatureCollection) {
FeatureCollection collection = (FeatureCollection) obj;
iterator = collection.iterator();
} else {
iterator = new SingleIterator(obj);
}
entry.children.add(new Object[] {child, iterator, obj});
} else {
// only one, just add the object
entry.children.add(new Object[] {child, new SingleIterator(obj), obj});
}
}
}
}
}
}
if (!inline) {
serializer.endDocument();
}
} finally {
// cleanup
index.destroy();
// close any iterators still present in the stack, this will only occur in an exception
// case
if (encoded != null) {
while (!encoded.isEmpty()) {
EncodingEntry entry = (EncodingEntry) encoded.pop();
if (!entry.children.isEmpty()) {
Object[] child = (Object[]) entry.children.get(0);
Iterator itr = (Iterator) child[1];
try {
closeIterator(itr, child[2]);
} catch (Exception e) {
// ignore, we are already in an error case.
}
}
}
}
// TODO: there are probably other refences to elements of XSDScheam objects, we should
// kill them too
}
}
@Override
public void registerNamespaces(NamespaceSupport namespaces) {
namespaces.declarePrefix("inspire_vs", VS_NAMESPACE);
namespaces.declarePrefix("inspire_common", COMMON_NAMESPACE);
}
/**
* Render the complete METS document.
*
* @param context session context.
* @param contentHandler XML content handler.
* @param lexicalHandler XML lexical handler.
* @throws org.dspace.app.xmlui.wing.WingException passed through.
* @throws org.xml.sax.SAXException passed through.
* @throws org.dspace.content.crosswalk.CrosswalkException passed through.
* @throws java.io.IOException passed through.
* @throws java.sql.SQLException passed through.
*/
public final void renderMETS(
Context context, ContentHandler contentHandler, LexicalHandler lexicalHandler)
throws WingException, SAXException, CrosswalkException, IOException, SQLException {
this.contentHandler = contentHandler;
this.lexicalHandler = lexicalHandler;
this.namespaces = new NamespaceSupport();
// Declare our namespaces
namespaces.pushContext();
namespaces.declarePrefix("mets", METS.URI);
namespaces.declarePrefix("xlink", XLINK.URI);
namespaces.declarePrefix("xsi", XSI.URI);
namespaces.declarePrefix("dim", DIM.URI);
contentHandler.startPrefixMapping("mets", METS.URI);
contentHandler.startPrefixMapping("xlink", XLINK.URI);
contentHandler.startPrefixMapping("xsi", XSI.URI);
contentHandler.startPrefixMapping("dim", DIM.URI);
// Send the METS element
AttributeMap attributes = new AttributeMap();
attributes.put("ID", getMETSID());
attributes.put("PROFILE", getMETSProfile());
attributes.put("LABEL", getMETSLabel());
String objid = getMETSOBJID();
if (objid != null) {
attributes.put("OBJID", objid);
}
// Include the link for editing the item
objid = getMETSOBJEDIT();
if (objid != null) {
attributes.put("OBJEDIT", objid);
}
startElement(METS, "METS", attributes);
// If the user requested no specific sections then render them all.
boolean all = (sections.isEmpty());
if (all || sections.contains("metsHdr")) {
renderHeader();
}
if (all || sections.contains("dmdSec")) {
renderDescriptiveSection();
}
if (all || sections.contains("amdSec")) {
renderAdministrativeSection();
}
if (all || sections.contains("fileSec")) {
renderFileSection(context);
}
if (all || sections.contains("structMap")) {
renderStructureMap();
}
if (all || sections.contains("structLink")) {
renderStructuralLink();
}
if (all || sections.contains("behaviorSec")) {
renderBehavioralSection();
}
// FIXME: this is not a met's section, it should be removed
if (all || sections.contains("extraSec")) {
renderExtraSections();
}
endElement(METS, "METS");
contentHandler.endPrefixMapping("mets");
contentHandler.endPrefixMapping("xlink");
contentHandler.endPrefixMapping("dim");
namespaces.popContext();
}
/**
* Look up an attribute's local name by index.
*
* @param index The attribute index (zero-based).
* @return The local name, or the empty string if Namespace processing is not being performed, or
* null if the index is out of range.
* @see #getLength
*/
public String getLocalName(int index) {
mSupport.processName(getQName(index), mParts, true);
return (mParts[1]);
}
@Override
public void encode(Object o) throws IllegalArgumentException {
// register namespaces provided by extended capabilities
NamespaceSupport namespaces = getNamespaceSupport();
namespaces.declarePrefix("wcscrs", "http://www.opengis.net/wcs/service-extension/crs/1.0");
namespaces.declarePrefix(
"int", "http://www.opengis.net/WCS_service-extension_interpolation/1.0");
namespaces.declarePrefix("gml", "http://www.opengis.net/gml/3.2");
namespaces.declarePrefix("gmlcov", "http://www.opengis.net/gmlcov/1.0");
namespaces.declarePrefix("swe", "http://www.opengis.net/swe/2.0");
namespaces.declarePrefix("xlink", "http://www.w3.org/1999/xlink");
namespaces.declarePrefix("xsi", "http://www.w3.org/2001/XMLSchema-instance");
for (WCS20CoverageMetadataProvider cp : extensions) {
cp.registerNamespaces(namespaces);
}
// is this a GridCoverage?
if (!(o instanceof GridCoverage2D)) {
throw new IllegalArgumentException(
"Provided object is not a GridCoverage2D:"
+ (o != null ? o.getClass().toString() : "null"));
}
final GridCoverage2D gc2d = (GridCoverage2D) o;
// we are going to use this name as an ID
final String gcName = gc2d.getName().toString(Locale.getDefault());
// get the crs and look for an EPSG code
final CoordinateReferenceSystem crs = gc2d.getCoordinateReferenceSystem2D();
List<String> axesNames =
GMLTransformer.this.envelopeDimensionsMapper.getAxesNames(gc2d.getEnvelope2D(), true);
// lookup EPSG code
Integer EPSGCode = null;
try {
EPSGCode = CRS.lookupEpsgCode(crs, false);
} catch (FactoryException e) {
throw new IllegalStateException("Unable to lookup epsg code for this CRS:" + crs, e);
}
if (EPSGCode == null) {
throw new IllegalStateException("Unable to lookup epsg code for this CRS:" + crs);
}
final String srsName = GetCoverage.SRS_STARTER + EPSGCode;
// handle axes swap for geographic crs
final boolean axisSwap = CRS.getAxisOrder(crs).equals(AxisOrder.EAST_NORTH);
final AttributesImpl attributes = new AttributesImpl();
helper.registerNamespaces(getNamespaceSupport(), attributes);
// using Name as the ID
attributes.addAttribute(
"", "gml:id", "gml:id", "", gc2d.getName().toString(Locale.getDefault()));
start("gml:RectifiedGridCoverage", attributes);
// handle domain
final StringBuilder builder = new StringBuilder();
for (String axisName : axesNames) {
builder.append(axisName).append(" ");
}
String axesLabel = builder.substring(0, builder.length() - 1);
try {
GeneralEnvelope envelope = new GeneralEnvelope(gc2d.getEnvelope());
handleBoundedBy(envelope, axisSwap, srsName, axesLabel, null);
} catch (IOException ex) {
throw new WCS20Exception(ex);
}
// handle domain
builder.setLength(0);
axesNames =
GMLTransformer.this.envelopeDimensionsMapper.getAxesNames(gc2d.getEnvelope2D(), false);
for (String axisName : axesNames) {
builder.append(axisName).append(" ");
}
axesLabel = builder.substring(0, builder.length() - 1);
handleDomainSet(gc2d.getGridGeometry(), gc2d.getDimension(), gcName, srsName, axisSwap);
// handle rangetype
handleRangeType(gc2d);
// handle coverage function
final GridEnvelope2D ge2D = gc2d.getGridGeometry().getGridRange2D();
handleCoverageFunction(ge2D, axisSwap);
// handle range
handleRange(gc2d);
// handle metadata OPTIONAL
try {
handleMetadata(null, null);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
end("gml:RectifiedGridCoverage");
}
/**
* Look up the index of an attribute by XML qualified (prefixed) name.
*
* @param qName The qualified (prefixed) name.
* @return The index of the attribute, or -1 if it does not appear in the list.
*/
public int getIndex(String qName) {
mSupport.processName(qName, mParts, true);
return (getIndex(mParts[0], mParts[1]));
}
/**
* Look up an attribute's value by XML qualified (prefixed) name.
*
* <p>See {@link #getValue(int) getValue(int)} for a description of the possible values.
*
* @param qName The XML qualified name.
* @return The attribute value as a string, or null if the attribute is not in the list or if
* qualified names are not available.
*/
public String getValue(String qName) {
mSupport.processName(qName, mParts, true);
return (getValue(mParts[0], mParts[1]));
}
public void startDocument() throws SAXException {
super.startDocument();
nsSupport.reset();
enabledExtensions.clear();
}
public void startPrefixMapping(String prefix, String uri) throws SAXException {
super.startPrefixMapping(prefix, uri);
nsSupport.pushContext();
nsSupport.declarePrefix(prefix, uri);
}
/**
* Send the SAX events to end this element.
*
* @param contentHandler (Required) The registered contentHandler where SAX events should be
* routed too.
* @param namespaces (Required) SAX Helper class to keep track of namespaces able to determine the
* correct prefix for a given namespace URI.
* @param namespace (Required) The namespace of this element.
* @param name (Required) The local name of this element.
*/
protected void endElement(
ContentHandler contentHandler, NamespaceSupport namespaces, Namespace namespace, String name)
throws SAXException {
String prefix = namespaces.getPrefix(namespace.URI);
contentHandler.endElement(namespace.URI, name, qName(prefix, name));
}
public void endPrefixMapping(String prefix) throws SAXException {
super.endPrefixMapping(prefix);
nsSupport.popContext();
}
static {
// prepare the common namespace support
NAMESPACES = new NamespaceSupport();
NAMESPACES.declarePrefix("csw", CSW.NAMESPACE);
NAMESPACES.declarePrefix("rim", "urn:oasis:names:tc:ebxml-regrep:xsd:rim:3.0");
NAMESPACES.declarePrefix("dc", DC.NAMESPACE);
NAMESPACES.declarePrefix("dct", DCT.NAMESPACE);
NAMESPACES.declarePrefix("ows", OWS.NAMESPACE);
NAMESPACES.declarePrefix("ogc", OGC.NAMESPACE);
// prepare the CSW record related types
FeatureTypeFactory typeFactory = new FeatureTypeFactoryImpl();
TypeBuilder builder = new TypeBuilder(typeFactory);
// create the SimpleLiteral type
builder.setNamespaceURI(DC.SimpleLiteral.getNamespaceURI());
builder.name("scheme");
builder.bind(URI.class);
AttributeType schemeType = builder.attribute();
builder.setNamespaceURI(DC.SimpleLiteral.getNamespaceURI());
builder.name("value");
builder.bind(Object.class);
AttributeType valueType = builder.attribute();
builder.setNillable(true);
builder.addAttribute("scheme", schemeType);
builder.addAttribute("value", valueType);
builder.setName("SimpleLiteral");
SIMPLE_LITERAL = builder.complex();
builder.setNamespaceURI(OWS.NAMESPACE);
builder.setName("BoundingBoxType");
builder.setBinding(MultiPolygon.class);
builder.crs(DEFAULT_CRS);
AttributeType bboxType = builder.geometry();
EmfComplexFeatureReader reader = EmfComplexFeatureReader.newInstance();
SchemaIndex index = null;
try {
index = reader.parse(new URL("http://schemas.opengis.net/csw/2.0.2/record.xsd"));
} catch (IOException e) {
// this is fatal
throw new RuntimeException("Failed to parse CSW Record Schemas", e);
}
FeatureTypeRegistry featureTypeRegistry =
new FeatureTypeRegistry(
NAMESPACES, typeFactory, new RecordFeatureTypeRegistryHelper("RecordType"));
featureTypeRegistry.register(SIMPLE_LITERAL);
featureTypeRegistry.register(bboxType);
featureTypeRegistry.addSchemas(index);
RECORD_TYPE =
(FeatureType)
featureTypeRegistry.getAttributeType(new NameImpl(CSW.NAMESPACE, "RecordType"));
RECORD_DESCRIPTOR =
featureTypeRegistry.getDescriptor(new NameImpl(CSW.NAMESPACE, "Record"), null);
RECORD_BBOX_DESCRIPTOR = (AttributeDescriptor) RECORD_TYPE.getDescriptor(RECORD_BBOX_NAME);
DC_ELEMENT = (AttributeDescriptor) RECORD_TYPE.getDescriptor(DC_ELEMENT_NAME);
// ---
// setup the list of names for brief and summary records
BRIEF_ELEMENTS =
createNameList(NAMESPACES, "dc:identifier", "dc:title", "dc:type", "ows:BoundingBox");
SUMMARY_ELEMENTS =
createNameList(
NAMESPACES,
"dc:identifier",
"dc:title",
"dc:type",
"dc:subject",
"dc:format",
"dc:relation",
"dct:modified",
"dct:abstract",
"dct:spatial",
"ows:BoundingBox");
// create the xpath extender that fill adapt dc:title to dc:title/dc:value
PATH_EXTENDER = new CRSRecordProjectyPathAdapter(NAMESPACES);
// qualified the xpath in the filters
NSS_QUALIFIER = new NamespaceQualifier(NAMESPACES);
// applies the default CRS to geometry filters coming from the outside
CRS_DEFAULTER = new DefaultCRSFilterVisitor(FF, DEFAULT_CRS);
// transforms geometry filters into the internal representation
CRS_REPROJECTOR = new ReprojectingFilterVisitor(FF, RECORD_TYPE);
// build queriables list
QUERIABLES =
createNameList(
NAMESPACES,
"dc:contributor",
"dc:source",
"dc:language",
"dc:title",
"dc:subject",
"dc:creator",
"dc:type",
"ows:BoundingBox",
"dct:modified",
"dct:abstract",
"dc:relation",
"dc:date",
"dc:identifier",
"dc:publisher",
"dc:format",
"csw:AnyText",
"dc:rights");
}