/**
* Builds a web map server with the given server url, version and getCapabilities response.
*
* @param serverURL The server base url.
* @param security The server security.
* @param version A string representation of the service version.
* @param capabilities A getCapabilities response.
*/
public WebMapClient(
final URL serverURL,
final ClientSecurity security,
WMSVersion version,
final AbstractWMSCapabilities capabilities) {
super(create(WMSClientFactory.PARAMETERS, serverURL, security));
this.capabilities = capabilities;
// if version is null, call getCapabilities to found service version
if (version == null) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE, "No version define : search it on getCapabilities");
}
try {
if (capabilities != null) {
this.capabilities = capabilities;
} else {
this.capabilities = getCapabilities();
}
// set version
version = WMSVersion.getVersion(this.capabilities.getVersion());
} catch (CapabilitiesException e) {
LOGGER.log(Level.WARNING, e.getLocalizedMessage(), e);
version = WMSVersion.v130;
}
}
Parameters.getOrCreate(WMSClientFactory.VERSION, parameters).setValue(version.getCode());
}
/**
* Returns the {@linkplain AbstractWMSCapabilities capabilities} response for this request if the
* server answers before the specified timeout, otherwise throws a {@link CapabilitiesException}.
*
* @param timeout Timeout in milliseconds
* @return {@linkplain AbstractWMSCapabilities capabilities} response but never {@code null}.
* @throws CapabilitiesException
*/
public AbstractWMSCapabilities getCapabilities(final long timeout) throws CapabilitiesException {
if (capabilities != null) {
return capabilities;
}
final CapabilitiesException[] exception = new CapabilitiesException[1];
// Thread to prevent infinite request on a server
final Thread thread =
new Thread() {
@Override
public void run() {
final GetCapabilitiesRequest getCaps = createGetCapabilities();
// Filling the request header map from the map of the layer's server
final Map<String, String> headerMap = getRequestHeaderMap();
getCaps.getHeaderMap().putAll(headerMap);
try {
System.out.println(getCaps.getURL());
capabilities =
WMSBindingUtilities.unmarshall(getCaps.getResponseStream(), getVersion());
} catch (Exception ex) {
capabilities = null;
try {
exception[0] =
new CapabilitiesException(
"Wrong URL, the server doesn't answer : "
+ createGetCapabilities().getURL().toString(),
ex);
} catch (MalformedURLException ex1) {
exception[0] =
new CapabilitiesException("Malformed URL, the server doesn't answer. ", ex);
}
}
}
};
thread.start();
final long start = System.currentTimeMillis();
try {
thread.join(timeout);
} catch (InterruptedException ex) {
throw new CapabilitiesException("The thread to obtain GetCapabilities doesn't answer.");
}
if (exception[0] != null) {
throw exception[0];
}
if ((System.currentTimeMillis() - start) > timeout) {
throw new CapabilitiesException("TimeOut error, the server takes too much time to answer.");
}
// force throw CapabilitiesException if the returned capabilities object is null
if (capabilities == null) {
throw new CapabilitiesException("The capabilities document is null.");
}
WMSVersion version = WMSVersion.getVersion(this.capabilities.getVersion());
Parameters.getOrCreate(WMSClientFactory.VERSION, parameters).setValue(version.getCode());
return capabilities;
}