org.opengis.cite.ogcapiedr10.queries.AreaQueryProcessor Maven / Gradle / Ivy
package org.opengis.cite.ogcapiedr10.queries;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.opengis.cite.ogcapiedr10.util.JsonUtils;
import io.restassured.path.json.JsonPath;
import io.restassured.response.Response;
import io.restassured.specification.RequestSpecification;
public class AreaQueryProcessor extends AbstractProcessor {
double sizeOfLensSide = 1d; // in degrees
public String validateAreaQueryUsingParameters(Set collectionIds, String rootUri, int noOfCollections,
RequestSpecification ini) {
StringBuffer sb = new StringBuffer();
ArrayList collectionsList = new ArrayList();
collectionsList.addAll(collectionIds);
int numberOfCollectionsWithAreaSupport = 0;
// fix setting of maximum, see
// https://github.com/opengeospatial/ets-ogcapi-edr10/issues/133
int maximum = getMaximum(noOfCollections, collectionsList.size());
for (int c = 0; c < maximum; c++) {
String collectionId = collectionsList.get(c);
boolean supportsAreaQuery = false;
String url = JsonUtils.getCollectionURL(rootUri, collectionId);
Response response = JsonUtils.getCollectionResponse(rootUri, collectionId, ini);
JsonPath jsonResponse = response.jsonPath();
HashMap dataQueries = jsonResponse.getJsonObject("data_queries");
if (dataQueries == null) { // Avoids Nullpointer Exception
sb.append(" The data_queries element is missing from the collection " + collectionId + " .");
}
supportsAreaQuery = dataQueries != null && dataQueries.containsKey("area");
if (supportsAreaQuery) {
numberOfCollectionsWithAreaSupport++;
if (jsonResponse.getJsonObject("parameter_names") == null) { // Avoids
// Nullpointer
// Exception
continue;
}
HashMap parameterNames = jsonResponse.getJsonObject("parameter_names");
Set parameterNamesSet = parameterNames.keySet();
Iterator parameterNamesIterator = parameterNamesSet.iterator();
if (!parameterNamesIterator.hasNext()) {
continue;
}
String sampleParamaterName = parameterNamesIterator.next();
if (jsonResponse.getList("crs") == null) { // Avoids Nullpointer Exception
sb.append(" The crs list is missing from the collection " + collectionId + " .");
}
List crsList = jsonResponse.getList("crs");
String supportedCRS = null;
for (int q = 0; q < crsList.size(); q++) {
if (crsList.get(q).equals("CRS:84") || crsList.get(q).equals("CRS84")
|| crsList.get(q).equals("EPSG:4326")
|| crsList.get(q).contains("www.opengis.net/def/crs/OGC/1.3/CRS84")) {
supportedCRS = crsList.get(q);
}
}
if (supportedCRS == null) {
sb.append(collectionId + " does not support CRS84 CRS. \n");
}
HashMap areaQuery = (HashMap) dataQueries.get("area");
HashMap link = (HashMap) areaQuery.get("link");
HashMap variables = (HashMap) link.get("variables");
ArrayList outputFormatList = (ArrayList) variables.get("output_formats");
String supportedFormat = getSupportedFormat(outputFormatList);
double medianx = 0d;
double mediany = 0d;
double lminx = 0d; // lens
double lminy = 0d; // lens
double lmaxx = 0d; // lens
double lmaxy = 0d; // lens
if (jsonResponse.getJsonObject("extent") == null) { // Avoids Nullpointer
// Exception
sb.append(" The extent element is missing from the collection " + collectionId + " .");
}
HashMap extent = jsonResponse.getJsonObject("extent");
if (extent.containsKey("spatial")) {
HashMap spatial = (HashMap) extent.get("spatial");
if (!spatial.containsKey("bbox")) {
sb.append("spatial extent of collection " + collectionId + " missing bbox. \n");
continue;
}
ArrayList bboxEnv = (ArrayList) spatial.get("bbox"); // for some
// unknown
// reason the
// library
// returns
// JSON types
// as Integers
// only
ArrayList bbox = null;
if (bboxEnv.get(0).getClass().toString().contains("java.lang.Integer")
|| bboxEnv.get(0).getClass().toString().contains("java.lang.Double")
|| bboxEnv.get(0).getClass().toString().contains("java.lang.Float")) { // for
// EDR
// API
// V1.0.0
bbox = bboxEnv;
}
else if (bboxEnv.get(0).getClass().toString().contains("java.util.ArrayList")) { // for
// EDR
// API
// V1.0.1
bbox = (ArrayList) bboxEnv.get(0);
}
if (bbox.size() > 3) {
if (bbox.get(0).getClass().toString().contains("Integer")
|| bbox.get(0).getClass().toString().contains("Double")
|| bbox.get(0).getClass().toString().contains("Float")) {
double minx = Double.parseDouble(bbox.get(0).toString());
double miny = Double.parseDouble(bbox.get(1).toString());
double maxx = Double.parseDouble(bbox.get(2).toString());
double maxy = Double.parseDouble(bbox.get(3).toString());
medianx = minx + ((maxx - minx) / 2d);
mediany = miny + ((maxy - miny) / 2d);
lminx = medianx - sizeOfLensSide;
lminy = mediany - sizeOfLensSide;
lmaxx = medianx + sizeOfLensSide;
lmaxy = mediany + sizeOfLensSide;
}
}
else {
sb.append("bbox of spatial extent of collection" + collectionId
+ " has fewer than four coordinates. \n");
}
}
else { // if spatial extent is missing
sb.append(" The spatial extent element is missing from the collection " + collectionId + " .");
}
String sampleParamaterNameSafe = null;
try {
sampleParamaterNameSafe = URLEncoder.encode(sampleParamaterName, "UTF8");
}
catch (Exception ex) {
ex.printStackTrace();
sb.append(ex.getMessage() + " \n");
}
String sampleDateTime = null;
if (extent.containsKey("temporal")) {
HashMap temporal = (HashMap) extent.get("temporal");
if (!temporal.containsKey("interval")) {
sb.append("Temporal extent of collection " + collectionId + " missing interval. \n");
continue;
}
ArrayList intervalEnv = (ArrayList) temporal.get("interval");
ArrayList interval = null;
if (intervalEnv.get(0).getClass().toString().contains("java.lang.String")) {
interval = intervalEnv;
}
else if (intervalEnv.get(0).getClass().toString().contains("java.util.ArrayList")) {
interval = (ArrayList) intervalEnv.get(0);
}
if (interval.size() > 1) {
sampleDateTime = interval.get(0) + "/" + interval.get(1);
}
}
else { // if temporal extent is missing
sb.append(" The temporal extent element is missing from the collection " + collectionId + " .");
}
String constructedURL = url + "/area?parameter-name=" + sampleParamaterNameSafe + "&coords="
+ "POLYGON((" + lminx + "+" + lminy + "," + lminx + "+" + lmaxy + "," + lmaxx + "+" + lmaxy
+ "," + lmaxx + "+" + lminy + "," + lminx + "+" + lminy + "))" + "&crs=" + supportedCRS + "&f="
+ supportedFormat + "&datetime=" + sampleDateTime;
String pageContent = null;
try {
pageContent = readStringFromURL(constructedURL, 10); // you can use
// Integer.MAX_VALUE
// for no
// limit
}
catch (Exception ex) {
ex.printStackTrace();
sb.append(ex.getMessage() + " \n");
}
if (pageContent != null) {
if (pageContent.contains("Coverage") || pageContent.contains("Feature")) {
// do nothing
}
else {
sb.append("Response of Area Query on collection " + collectionId
+ " did not contain a recognised encoding. \n");
}
}
else {
sb.append("Response of Area Query on collection " + collectionId + " was null. \n");
}
}
}
if (numberOfCollectionsWithAreaSupport == 0) {
sb.append(queryTypeNotSupported + "\n");
}
return sb.toString();
}
}
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