private BoundWcsRequest negotiateResponseCRS(BoundWcsRequest request) throws IOException {
Set<String> crss = request.getSupportedResponseCRSs();
// Hack. It will work so long as backing servers
// are GeoServers
if (crss.isEmpty() && request.getNativeCRSs().isEmpty()) return request;
if (!crss.contains(request.getResponseEpsgCode())) {
String newCrs = "EPSG:4326";
if (request.getNativeCRSs().isEmpty()) {
Iterator<String> crsIter = crss.iterator();
if (!crss.contains(newCrs) && crsIter.hasNext()) {
newCrs = crsIter.next();
} else {
}
} else {
newCrs = request.getNativeCRSs().iterator().next();
}
return request.withCRS(newCrs);
}
return request;
}
@Test
public void BoundWcsRequestTest() throws Throwable {
WcsReaderRequest rq =
new WcsReaderRequestFactory()
.create(
"1.0",
"myCov",
0,
0,
1,
1,
CRS.decode("EPSG:4326"),
CRS.decode("EPSG:2154"),
1,
"GeoTiff",
true,
true,
true,
"scott",
"tiger");
BoundWcsRequest bwr = new BoundWcsRequest(new URL("http://localhost/"), rq);
HttpClient mockClient = getMockHttpClient();
bwr.setHttpClient(mockClient);
// DescribeCoverage related tests
setOutputDocument(describeCoverageSample);
bwr.getCoverage();
// supported formats
Set<String> fmts = bwr.getSupportedFormats();
String[] expectedFmts = {"jpg", "geotiff", "tif", "jpeg", "png", "gif", "tiff"};
assertArrayEquals(expectedFmts, fmts.toArray());
// supported response CRS
Set<String> supportedResponseCrs = bwr.getSupportedResponseCRSs();
String[] expectedResponseCrs = {"EPSG:4326"};
assertArrayEquals(expectedResponseCrs, supportedResponseCrs.toArray());
// num bands
int numBands = bwr.numBands();
assertEquals(numBands, 1);
// supported request CRS
Set<String> supportedRequestCrs = bwr.getSupportedRequestCRSs();
String[] expectedRequestCrs = {"EPSG:4326"};
assertArrayEquals(expectedRequestCrs, supportedRequestCrs.toArray());
// Native CRS
Set<String> nativeCRSs = bwr.getNativeCRSs();
String[] expectedNativeCRSs = {"EPSG:4326"};
assertArrayEquals(expectedNativeCRSs, nativeCRSs.toArray());
// just to recall getDescribeCoverage(), should be defined as for now
assertTrue(bwr.getDescribeCoverage() instanceof String);
// Same
assertTrue(bwr.getSupportedFormats() instanceof Set<?>);
assertTrue(bwr.getSupportedResponseCRSs() instanceof Set<?>);
assertTrue(bwr.numBands() == 1);
assertTrue(bwr.getSupportedRequestCRSs() instanceof Set<?>);
assertTrue(bwr.getNativeCRSs() instanceof Set<?>);
// GetCapabilities related tests
setOutputDocument(getCapabilitiesSample);
String getCap = bwr.getCapabilities();
assertTrue(getCap instanceof String);
// another time
assertTrue(bwr.getCapabilities() instanceof String);
}