/**
* Parse Attribution
*
* @param layerElem
* @return Attribution
* @throws XMLParsingException
*/
protected Attribution parseAttribution(Element layerElem) throws XMLParsingException {
LOG.entering();
Attribution attribution = null;
Node node = XMLTools.getNode(layerElem, "./Attribution", nsContext);
if (node != null) {
String title = XMLTools.getRequiredNodeAsString(layerElem, "./Attribution/Title", nsContext);
Node onlineR = XMLTools.getRequiredNode(node, "./OnlineResource", nsContext);
OnlineResource onLineResource = parseOnLineResource((Element) onlineR);
node = XMLTools.getNode(node, "./LogoURL", nsContext);
LogoURL logoURL = null;
if (node != null) {
int width = XMLTools.getRequiredNodeAsInt(node, "./@width", nsContext);
int height = XMLTools.getRequiredNodeAsInt(node, "./@height", nsContext);
String format = XMLTools.getRequiredNodeAsString(node, "./Format", nsContext);
onlineR = XMLTools.getRequiredNode(node, "./OnlineResource", nsContext);
OnlineResource logoOR = parseOnLineResource((Element) onlineR);
logoURL = new LogoURL(width, height, format, logoOR.getLinkage().getHref());
}
attribution = new Attribution(title, onLineResource.getLinkage().getHref(), logoURL);
}
LOG.exiting();
return attribution;
}
/**
* parses a Delete element contained in a CS-W Transaction.
*
* @param element
* @return the Delete class parsed from the given Delete element.
* @throws XMLParsingException
* @throws MissingParameterValueException
* @throws InvalidParameterValueException
*/
private Delete parseDelete(Element element)
throws XMLParsingException, MissingParameterValueException, InvalidParameterValueException {
LOG.logDebug("parsing CS-W Transaction-Delete");
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));
return new Delete(handle, typeName, constraint);
}
/**
* returns WMPS contact informaion encapsulated within a <code>ServiceProvider</code> object
*
* @return ServiceProvider
* @throws XMLParsingException
*/
protected ServiceProvider parseServiceProvider() throws XMLParsingException {
LOG.entering();
SimpleLink sLink = retrieveOnlineResourceSimpleLink();
LOG.logDebug("Parsing service provider parameter.");
/**
* according to WMPS (draft) specification this element is mandatory but there are several
* services online which does not contain this element in its capabilities
*/
Node contactInfo =
XMLTools.getRequiredNode(getRootElement(), "./Service/ContactInformation", nsContext);
String person =
XMLTools.getRequiredNodeAsString(
contactInfo, "./ContactPersonPrimary/ContactPerson", nsContext);
String orga =
XMLTools.getRequiredNodeAsString(
contactInfo, "./ContactPersonPrimary/ContactOrganization", nsContext);
String position = XMLTools.getRequiredNodeAsString(contactInfo, "./ContactPosition", nsContext);
ContactInfo contact = parseContactInfo();
ServiceProvider sp = new ServiceProvider(orga, sLink, person, position, contact, null);
LOG.exiting();
return sp;
}
/**
* 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);
}
/**
* Parse Style Sheet URL
*
* @param node
* @return StyleSheetURL
* @throws XMLParsingException
*/
protected StyleSheetURL parseStyleSheetURL(Node node) throws XMLParsingException {
LOG.entering();
StyleSheetURL styleSheetURL = null;
Node styleNode = XMLTools.getNode(node, "./StyleSheetURL", nsContext);
if (styleNode != null) {
String format = XMLTools.getRequiredNodeAsString(styleNode, "./Format", nsContext);
Element tmp = (Element) XMLTools.getRequiredNode(styleNode, "./OnlineResource", nsContext);
OnlineResource olr = parseOnLineResource(tmp);
styleSheetURL = new StyleSheetURL(format, olr.getLinkage().getHref());
}
LOG.exiting();
return styleSheetURL;
}
/**
* 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 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 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;
}
/**
* returns the services capabilitiy read from the WMPS capabilities file
*
* @return OperationsMetadata
* @throws XMLParsingException
*/
protected OperationsMetadata parseOperationsMetadata() throws XMLParsingException {
LOG.entering();
LOG.logDebug("Parsing operations metdata parameter.");
Node opNode =
XMLTools.getNode(getRootElement(), "./Capability/Request/GetCapabilities", nsContext);
Operation getCapabilities = parseOperation(opNode);
LOG.logDebug("Operation getCapabilities created for the GetCapabilities node.");
opNode = XMLTools.getRequiredNode(getRootElement(), "./Capability/Request/PrintMap", nsContext);
Operation printMap = parseOperation(opNode);
LOG.logDebug("Operation printMap created for the PrintMap node.");
WMPSOperationsMetadata metadata = new WMPSOperationsMetadata(getCapabilities, printMap);
LOG.exiting();
return metadata;
}
/**
* 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;
}
/**
* Creates a class representation of the document.
*
* @return OGCCapabilities class representation of the configuration document
* @throws InvalidCapabilitiesException
*/
@Override
public OGCCapabilities parseCapabilities() throws InvalidCapabilitiesException {
LOG.entering();
LOG.logDebug("Parsing Capabilties Request.");
ServiceIdentification serviceIdentification = null;
ServiceProvider serviceProvider = null;
UserDefinedSymbolization uds = null;
OperationsMetadata metadata = null;
Layer layer = null;
String version = parseVersion();
try {
serviceIdentification = parseServiceIdentification();
serviceProvider = parseServiceProvider();
LOG.logDebug(
"Retrieved serviceIdentification and serviceProvider information " + "from the request.");
metadata = parseOperationsMetadata();
LOG.logDebug("Retrieved metadData information from the request.");
uds = parseUserDefinedSymbolization();
Element layerElem =
(Element) XMLTools.getRequiredNode(getRootElement(), "./Capability/Layer", nsContext);
LOG.logDebug("Layer Element retrieved.");
layer = parseLayers(layerElem, null);
} catch (XMLParsingException e) {
String msg =
"Error parsing the capabilities request to retrieve 'serviceIdentification',"
+ " 'serviceProvider', 'metaData' and 'layer' "
+ e.getMessage();
throw new InvalidCapabilitiesException(msg);
} catch (UnknownCRSException e) {
throw new InvalidCapabilitiesException(getClass().getName(), e.getMessage());
}
WMPSCapabilities wmpsCapabilities =
new WMPSCapabilities(version, serviceIdentification, serviceProvider, uds, metadata, layer);
LOG.exiting();
return wmpsCapabilities;
}
