/**
* parses a Update element contained in a CS-W Transaction.
*
* @param element
* @return the update class containing all parsed values
* @throws XMLParsingException
* @throws MissingParameterValueException
* @throws InvalidParameterValueException
*/
private Update parseUpdate(Element element)
throws XMLParsingException, MissingParameterValueException, InvalidParameterValueException {
LOG.logDebug("parsing CS-W Transaction-Update");
String handle = XMLTools.getNodeAsString(element, "@handle", nsContext, null);
String tmp = XMLTools.getNodeAsString(element, "@typeName", nsContext, null);
URI typeName = null;
if (tmp != null) {
// part of the corrected CS-W 2.0 spec
try {
typeName = new URI(tmp);
} catch (Exception e) {
throw new XMLParsingException("if defined attribute 'typeName' must be a valid URI");
}
}
Element elem = (Element) XMLTools.getRequiredNode(element, "./csw202:Constraint", nsContext);
String ver = XMLTools.getNodeAsString(elem, "@version", nsContext, null);
if (ver == null) {
String s = Messages.getMessage("CSW_MISSING_CONSTRAINT_VERSION");
throw new MissingParameterValueException(s);
}
if (!"1.0.0".equals(ver) && !"1.1.0".equals(ver)) {
String s = Messages.getMessage("CSW_INVALID_CONSTRAINT_VERSION", ver);
throw new InvalidParameterValueException(s);
}
elem = (Element) XMLTools.getRequiredNode(elem, "./ogc:Filter", nsContext);
Filter constraint = AbstractFilter.buildFromDOM(elem, "1.0.0".equals(ver));
List<Node> children = null;
List<Node> rp = XMLTools.getNodes(getRootElement(), "./csw202:RecordProperty", nsContext);
if (rp.size() != 0) {
// at the moment will always be null because it is part of the
// CS-W 2.0 corrected version that will not be implemented yet
} else {
children = XMLTools.getNodes(element, "./child::*", nsContext);
if (children.size() == 0) {
throw new XMLParsingException("one record must be defined within a CS-W update element");
}
}
return new Update(handle, typeName, constraint, (Element) children.get(0), null);
}
/**
* Creates a <code>DCPType</code> object from the passed <code>DCP</code> element.
* <p>
* NOTE: Currently the <code>OnlineResources</code> included in the <code>DCPType</code> are
* just stored as simple <code>URLs</code> (not as <code>OnLineResource</code> instances)!
* <p>
* NOTE: In an <code>OGCStandardCapabilitiesDocument</code> the <code>XLinks</code> (the
* <code>URLs</code>) are stored in separate elements (<code>OnlineResource</code>), in
* an <code>OGCCommonCapabilitiesDocument</code> they are the
* <code>Get<code>/<code>Post</code> elements themselves.
*
* @param element
*
* @return created <code>DCPType</code>
* @throws XMLParsingException
*
* @see org.deegree.ogcwebservices.getcapabilities.OGCStandardCapabilities
*/
@Override
protected DCPType getDCP(Element element) throws XMLParsingException {
LOG.entering();
DCPType dcpType = null;
try {
Element elem = (Element) XMLTools.getRequiredNode(element, "HTTP", nsContext);
List nl = XMLTools.getNodes(elem, "Get", nsContext);
URL[] get = new URL[nl.size()];
for (int i = 0; i < get.length; i++) {
String s = XMLTools.getNodeAsString((Node) nl.get(i), "./@xlink:href", nsContext, null);
if (s == null) {
s =
XMLTools.getRequiredNodeAsString(
(Node) nl.get(i), "./OnlineResource/@xlink:href", nsContext);
}
get[i] = new URL(s);
}
nl = XMLTools.getNodes(elem, "Post", nsContext);
URL[] post = new URL[nl.size()];
for (int i = 0; i < post.length; i++) {
String s = XMLTools.getNodeAsString((Node) nl.get(i), "./@xlink:href", nsContext, null);
if (s == null) {
s =
XMLTools.getRequiredNodeAsString(
(Node) nl.get(i), "./OnlineResource/@xlink:href", nsContext);
}
post[i] = new URL(s);
}
Protocol protocol = new HTTP(get, post);
dcpType = new DCPType(protocol);
} catch (MalformedURLException e) {
throw new XMLParsingException(
"Couldn't parse DCPType onlineresource URL about: " + StringTools.stackTraceToString(e));
}
LOG.exiting();
return dcpType;
}
/**
* Parse Identifiers
*
* @param layerElem
* @return Identifier[]
* @throws XMLParsingException
*/
protected Identifier[] parseIdentifiers(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./Identifier", nsContext);
Identifier[] identifiers = new Identifier[nl.size()];
for (int i = 0; i < identifiers.length; i++) {
String value = XMLTools.getStringValue((Node) nl.get(i));
String authority = XMLTools.getNodeAsString(layerElem, "./@authority", nsContext, null);
identifiers[i] = new Identifier(value, authority);
}
LOG.exiting();
return identifiers;
}
/**
* Parse AuthorityURL
*
* @param layerElem
* @return AuthorityURL[]
* @throws XMLParsingException
*/
protected AuthorityURL[] parseAuthorityURLs(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./AuthorityURL", nsContext);
AuthorityURL[] authorityURLs = new AuthorityURL[nl.size()];
for (int i = 0; i < authorityURLs.length; i++) {
String name = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./@name", nsContext);
Element tmp =
(Element) XMLTools.getRequiredNode((Node) nl.get(i), "./OnlineResource", nsContext);
OnlineResource olr = parseOnLineResource(tmp);
authorityURLs[i] = new AuthorityURL(name, olr.getLinkage().getHref());
}
LOG.exiting();
return authorityURLs;
}
/**
* Parse Dimensions
*
* @param layerElem
* @return Dimension[]
* @throws XMLParsingException
*/
protected Dimension[] parseDimensions(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./Dimension", nsContext);
Dimension[] dimensions = new Dimension[nl.size()];
for (int i = 0; i < dimensions.length; i++) {
String name = XMLTools.getNodeAsString((Node) nl.get(i), "./@name", nsContext, null);
String units = XMLTools.getNodeAsString((Node) nl.get(i), "./@units", nsContext, null);
String unitSymbol =
XMLTools.getNodeAsString((Node) nl.get(i), "./@unitSymbol", nsContext, null);
dimensions[i] = new Dimension(name, units, unitSymbol);
}
LOG.exiting();
return dimensions;
}
/**
* Parse FeatureListURL
*
* @param layerElem
* @return FeatureListURL[]
* @throws XMLParsingException
*/
protected FeatureListURL[] parseFeatureListURL(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./FeatureListURL", nsContext);
FeatureListURL[] flURL = new FeatureListURL[nl.size()];
for (int i = 0; i < flURL.length; i++) {
String format = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./Format", nsContext);
Element tmp =
(Element) XMLTools.getRequiredNode((Node) nl.get(i), "./OnlineResource", nsContext);
OnlineResource olr = parseOnLineResource(tmp);
flURL[i] = new FeatureListURL(format, olr.getLinkage().getHref());
}
LOG.exiting();
return flURL;
}
/**
* Parse MetadataURL
*
* @param layerElem
* @return MetadataURL[]
* @throws XMLParsingException
*/
protected MetadataURL[] parseMetadataURLs(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./MetadataURL", nsContext);
MetadataURL[] metadataURL = new MetadataURL[nl.size()];
for (int i = 0; i < metadataURL.length; i++) {
String type = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./@type", nsContext);
String format = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./Format", nsContext);
Element tmp =
(Element) XMLTools.getRequiredNode((Node) nl.get(i), "./OnlineResource", nsContext);
OnlineResource olr = parseOnLineResource(tmp);
metadataURL[i] = new MetadataURL(type, format, olr.getLinkage().getHref());
}
LOG.exiting();
return metadataURL;
}
/**
* Parse Extents
*
* @param layerElem
* @return Extent[]
* @throws XMLParsingException
*/
protected Extent[] parseExtents(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./Extent", nsContext);
Extent[] extents = new Extent[nl.size()];
for (int i = 0; i < extents.length; i++) {
String name = XMLTools.getNodeAsString((Node) nl.get(i), "./@name", nsContext, null);
String deflt = XMLTools.getNodeAsString((Node) nl.get(i), "./@default", nsContext, null);
boolean nearestValue =
XMLTools.getNodeAsBoolean((Node) nl.get(i), "./@nearestValue", nsContext, false);
String value = XMLTools.getNodeAsString((Node) nl.get(i), ".", nsContext, "");
extents[i] = new Extent(name, deflt, nearestValue, value);
}
LOG.exiting();
return extents;
}
/**
* Parse Legend URL
*
* @param node
* @return LegendURL[]
* @throws XMLParsingException
*/
protected LegendURL[] parseLegendURL(Node node) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(node, "./LegendURL", nsContext);
LegendURL[] lURL = new LegendURL[nl.size()];
for (int i = 0; i < lURL.length; i++) {
int width = XMLTools.getRequiredNodeAsInt((Node) nl.get(i), "./@width", nsContext);
int height = XMLTools.getRequiredNodeAsInt((Node) nl.get(i), "./@height", nsContext);
String format = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./Format", nsContext);
Element tmp =
(Element) XMLTools.getRequiredNode((Node) nl.get(i), "./OnlineResource", nsContext);
OnlineResource olr = parseOnLineResource(tmp);
lURL[i] = new LegendURL(width, height, format, olr.getLinkage().getHref());
}
LOG.exiting();
return lURL;
}
/**
* Parse Styles
*
* @param layerElem
* @return Style[]
* @throws XMLParsingException
*/
protected Style[] parseStyles(Element layerElem) throws XMLParsingException {
LOG.entering();
List nl = XMLTools.getNodes(layerElem, "./Style", nsContext);
Style[] styles = new Style[nl.size()];
for (int i = 0; i < styles.length; i++) {
String name = XMLTools.getRequiredNodeAsString((Node) nl.get(i), "./Name", nsContext);
String title = XMLTools.getNodeAsString((Node) nl.get(i), "./Title", nsContext, null);
String styleAbstract =
XMLTools.getNodeAsString((Node) nl.get(i), "./Abstract", nsContext, null);
LegendURL[] legendURLs = parseLegendURL((Node) nl.get(i));
StyleURL styleURL = parseStyleURL((Node) nl.get(i));
StyleSheetURL styleSheetURL = parseStyleSheetURL((Node) nl.get(i));
styles[i] = new Style(name, title, styleAbstract, legendURLs, styleSheetURL, styleURL, null);
}
LOG.exiting();
return styles;
}
/**
* parses a Insert element contained in a CS-W Transaction.
*
* @param element
* @return an Insert instance
* @throws XMLParsingException
*/
private Insert parseInsert(Element element) throws XMLParsingException {
LOG.logDebug("parsing CS-W Transaction-Insert");
String handle = XMLTools.getNodeAsString(element, "@handle", nsContext, "");
List<Element> recList = new ArrayList<Element>();
List<Node> children = XMLTools.getNodes(element, "*", nsContext);
if (children.size() == 0) {
LOG.logError("at least one record must be defined within a CS-W insert element");
throw new XMLParsingException(
"at least one record must be defined within a CS-W insert element");
}
for (Object n : children) {
LOG.logDebug(
"TransactionDocument(insert): adding the element: "
+ element.getLocalName()
+ " to the records list. ");
recList.add((Element) n);
}
// if no ebrim is done, create the old insert class.
return new Insert(handle, recList);
}
/**
* returns the layers offered by the WMPS
*
* @param layerElem
* @param parent
* @return Layer
* @throws XMLParsingException
* @throws UnknownCRSException
*/
protected Layer parseLayers(Element layerElem, Layer parent)
throws XMLParsingException, UnknownCRSException {
LOG.entering();
boolean queryable = XMLTools.getNodeAsBoolean(layerElem, "./@queryable", nsContext, false);
int cascaded = XMLTools.getNodeAsInt(layerElem, "./@cascaded", nsContext, 0);
boolean opaque = XMLTools.getNodeAsBoolean(layerElem, "./@opaque", nsContext, false);
boolean noSubsets = XMLTools.getNodeAsBoolean(layerElem, "./@noSubsets", nsContext, false);
int fixedWidth = XMLTools.getNodeAsInt(layerElem, "./@fixedWidth", nsContext, 0);
int fixedHeight = XMLTools.getNodeAsInt(layerElem, "./@fixedHeight", nsContext, 0);
String name = XMLTools.getNodeAsString(layerElem, "./Name", nsContext, null);
String title = XMLTools.getRequiredNodeAsString(layerElem, "./Title", nsContext);
String layerAbstract = XMLTools.getNodeAsString(layerElem, "./Abstract", nsContext, null);
String[] keywords = XMLTools.getNodesAsStrings(layerElem, "./KeywordList/Keyword", nsContext);
String[] srs = XMLTools.getNodesAsStrings(layerElem, "./SRS", nsContext);
List nl = XMLTools.getNodes(layerElem, "./BoundingBox", nsContext);
// TODO substitue with Envelope
LayerBoundingBox[] bboxes = null;
if (nl.size() == 0 && parent != null) {
// inherit BoundingBoxes from parent layer
bboxes = parent.getBoundingBoxes();
} else {
bboxes = parseLayerBoundingBoxes(nl);
}
Element llBox = (Element) XMLTools.getNode(layerElem, "./LatLonBoundingBox", nsContext);
Envelope llBoundingBox = null;
if (llBox == null && parent != null) {
// inherit LatLonBoundingBox parent layer
llBoundingBox = parent.getLatLonBoundingBox();
} else if (llBox != null) {
llBoundingBox = parseLatLonBoundingBox(llBox);
} else {
/** Default crs = EPSG:4326 */
CoordinateSystem crs = CRSFactory.create("EPSG:4326");
llBoundingBox = GeometryFactory.createEnvelope(-180, -90, 180, 90, crs);
}
Dimension[] dimensions = parseDimensions(layerElem);
Extent[] extents = parseExtents(layerElem);
Attribution attribution = parseAttribution(layerElem);
AuthorityURL[] authorityURLs = parseAuthorityURLs(layerElem);
MetadataURL[] metadataURLs = parseMetadataURLs(layerElem);
DataURL[] dataURLs = parseDataURL(layerElem);
Identifier[] identifiers = parseIdentifiers(layerElem);
FeatureListURL[] featureListURLs = parseFeatureListURL(layerElem);
Style[] styles = parseStyles(layerElem);
ScaleHint scaleHint = parseScaleHint(layerElem);
Layer layer =
new Layer(
queryable,
cascaded,
opaque,
noSubsets,
fixedWidth,
fixedHeight,
name,
title,
layerAbstract,
llBoundingBox,
attribution,
scaleHint,
keywords,
srs,
bboxes,
dimensions,
extents,
authorityURLs,
identifiers,
metadataURLs,
dataURLs,
featureListURLs,
styles,
null,
null,
parent);
// get Child layers
nl = XMLTools.getNodes(layerElem, "./Layer", nsContext);
Layer[] layers = new Layer[nl.size()];
for (int i = 0; i < layers.length; i++) {
layers[i] = parseLayers((Element) nl.get(i), layer);
}
// set child layers
layer.setLayer(layers);
LOG.exiting();
return layer;
}