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+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017 Amdocs
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.aai.sparky.inventory;
+
+import java.io.IOException;
+
+import org.apache.camel.Exchange;
+import org.apache.camel.component.restlet.RestletConstants;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.onap.aai.cl.api.Logger;
+import org.onap.aai.cl.eelf.LoggerFactory;
+import org.onap.aai.cl.mdc.MdcContext;
+import org.onap.aai.restclient.client.OperationResult;
+import org.onap.aai.sparky.dal.elasticsearch.SearchAdapter;
+import org.onap.aai.sparky.dal.elasticsearch.config.ElasticSearchConfig;
+import org.onap.aai.sparky.logging.AaiUiMsgs;
+import org.onap.aai.sparky.logging.util.ServletUtils;
+import org.onap.aai.sparky.util.NodeUtils;
+import org.restlet.Request;
+import org.restlet.Response;
+import org.restlet.data.ClientInfo;
+import org.restlet.data.Form;
+import org.restlet.data.MediaType;
+import org.restlet.data.Parameter;
+import org.restlet.data.Status;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+/**
+ * The Class GeoVisualizationServlet.
+ */
+public class GeoVisualizationProcessor {
+
+ private static final Logger LOG =
+ LoggerFactory.getInstance().getLogger(GeoVisualizationProcessor.class);
+
+ private ObjectMapper mapper;
+ private SearchAdapter search = null;
+ private ElasticSearchConfig elasticConfig = null;
+
+ private static final String SEARCH_STRING = "_search";
+ private static final String SEARCH_PARAMETER =
+ "?filter_path=hits.hits._source&_source=location&size=5000&q=entityType:";
+ private static final String PARAMETER_KEY = "entity";
+
+ /**
+ * Instantiates a new geo visualization processor
+ */
+ public GeoVisualizationProcessor() {
+ this.mapper = new ObjectMapper();
+
+ try {
+ if (elasticConfig == null) {
+ elasticConfig = ElasticSearchConfig.getConfig();
+ }
+ if (search == null) {
+ search = new SearchAdapter();
+ }
+ this.mapper = new ObjectMapper();
+ } catch (Exception exc) {
+
+ }
+ }
+
+ public void setSearch(SearchAdapter search) {
+ this.search = search;
+ }
+
+ public void setElasticConfig(ElasticSearchConfig elasticConfig) {
+ this.elasticConfig = elasticConfig;
+ }
+
+ /**
+ * Gets the geo visualization results.
+ *
+ * @param response the response
+ * @param entityType the entity type
+ * @return the geo visualization results
+ * @throws Exception the exception
+ */
+ protected OperationResult getGeoVisualizationResults(Exchange exchange) throws Exception {
+ OperationResult operationResult = new OperationResult();
+
+
+ Object xTransactionId = exchange.getIn().getHeader("X-TransactionId");
+ if (xTransactionId == null) {
+ xTransactionId = NodeUtils.getRandomTxnId();
+ }
+
+ Object partnerName = exchange.getIn().getHeader("X-FromAppId");
+ if (partnerName == null) {
+ partnerName = "Browser";
+ }
+
+ Request request = exchange.getIn().getHeader(RestletConstants.RESTLET_REQUEST, Request.class);
+
+ /*
+ * Disables automatic Apache Camel Restlet component logging which prints out an undesirable log
+ * entry which includes client (e.g. browser) information
+ */
+ request.setLoggable(false);
+
+ ClientInfo clientInfo = request.getClientInfo();
+ MdcContext.initialize((String) xTransactionId, "AAI-UI", "", (String) partnerName,
+ clientInfo.getAddress() + ":" + clientInfo.getPort());
+
+ String entityType = "";
+
+ Form form = request.getResourceRef().getQueryAsForm();
+ for (Parameter parameter : form) {
+ if (PARAMETER_KEY.equals(parameter.getName())) {
+ entityType = parameter.getName();
+ }
+ }
+
+ String parameters = SEARCH_PARAMETER + entityType;
+ String requestString = String.format("/%s/%s/%s", elasticConfig.getTopographicalSearchIndex(),
+ SEARCH_STRING, parameters);
+
+ try {
+ final String fullUrlStr = ServletUtils.getFullUrl(elasticConfig, requestString);
+ OperationResult opResult = search.doGet(fullUrlStr, "application/json");
+
+ JSONObject finalOutputJson = formatOutput(opResult.getResult());
+
+ Response response =
+ exchange.getIn().getHeader(RestletConstants.RESTLET_RESPONSE, Response.class);
+ response.setStatus(Status.SUCCESS_OK);
+ response.setEntity(String.valueOf(finalOutputJson), MediaType.APPLICATION_JSON);
+ exchange.getOut().setBody(response);
+
+ } catch (Exception exc) {
+ LOG.error(AaiUiMsgs.ERROR_GENERIC, "Error processing Geo Visualization request");
+ }
+
+ return operationResult;
+ }
+
+ /**
+ * Format output.
+ *
+ * @param results the results
+ * @return the JSON object
+ */
+ private JSONObject formatOutput(String results) {
+ JsonNode resultNode = null;
+ JSONObject finalResult = new JSONObject();
+ JSONArray entitiesArr = new JSONArray();
+
+ try {
+ resultNode = mapper.readTree(results);
+
+ final JsonNode hitsNode = resultNode.get("hits").get("hits");
+ if (hitsNode.isArray()) {
+
+ for (final JsonNode arrayNode : hitsNode) {
+ JsonNode sourceNode = arrayNode.get("_source");
+ if (sourceNode.get("location") != null) {
+ JsonNode locationNode = sourceNode.get("location");
+ if (NodeUtils.isNumeric(locationNode.get("lon").asText())
+ && NodeUtils.isNumeric(locationNode.get("lat").asText())) {
+ JSONObject location = new JSONObject();
+ location.put("longitude", locationNode.get("lon").asText());
+ location.put("latitude", locationNode.get("lat").asText());
+
+ entitiesArr.put(location);
+ }
+
+ }
+ }
+ }
+ finalResult.put("plotPoints", entitiesArr);
+
+ } catch (IOException exc) {
+ LOG.warn(AaiUiMsgs.ERROR_BUILDING_SEARCH_RESPONSE, exc.getLocalizedMessage());
+ }
+
+ return finalResult;
+ }
+}