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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 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=========================================================
*/
package org.onap.aai.datarouter.policy;
import java.io.FileNotFoundException;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.apache.camel.Exchange;
import org.onap.aai.datarouter.entity.SpikeEventMeta;
import org.onap.aai.datarouter.entity.SuggestionSearchEntity;
import org.onap.aai.datarouter.logging.EntityEventPolicyMsgs;
import org.onap.aai.datarouter.util.SearchSuggestionPermutation;
import org.onap.aai.entity.OxmEntityDescriptor;
import org.onap.aai.util.EntityOxmReferenceHelper;
import org.onap.aai.util.Version;
import org.onap.aai.util.VersionedOxmEntities;
import com.fasterxml.jackson.databind.JsonNode;
public class SpikeAutosuggestIndexProcessor extends AbstractSpikeEntityEventProcessor {
public static final String additionalInfo = "Response of SpikeEntityEventPolicy";
private static final String PROCESS_SPIKE_EVENT = "Process Spike Event";
/** Agent for communicating with the Search Service. */
public SpikeAutosuggestIndexProcessor(SpikeEventPolicyConfig config)
throws FileNotFoundException {
super(config);
}
@Override
protected void startup() {
// Create the indexes in the search service if they do not already exist.
searchAgent.createSearchIndex(searchIndexName, searchIndexSchema, createIndexUrl);
logger.info(EntityEventPolicyMsgs.ENTITY_EVENT_POLICY_REGISTERED);
}
@Override
public void process(Exchange exchange) throws Exception {
long startTime = System.currentTimeMillis();
SpikeEventMeta meta = processSpikeEvent(exchange);
if ( meta == null ) {
return;
}
/*
* Use the versioned OXM Entity class to get access to cross-entity reference helper collections
*/
VersionedOxmEntities oxmEntities =
EntityOxmReferenceHelper.getInstance().getVersionedOxmEntities(Version.valueOf(oxmVersion.toLowerCase()));
if (oxmEntities != null) {
Map<String, OxmEntityDescriptor> rootDescriptor =
oxmEntities.getSuggestableEntityDescriptors();
if (!rootDescriptor.isEmpty()) {
List<String> suggestibleAttrInPayload = new ArrayList<>();
List<String> suggestibleAttrInOxm =
extractSuggestableAttr(oxmEntities, meta.getSpikeEventVertex().getType());
if (suggestibleAttrInOxm != null) {
for (String attr : suggestibleAttrInOxm) {
if (meta.getVertexProperties().has(attr)) {
suggestibleAttrInPayload.add(attr);
}
}
}
if (suggestibleAttrInPayload.isEmpty()) {
return;
}
List<String> suggestionAliases = extractAliasForSuggestableEntity(oxmEntities, meta.getSpikeEventVertex().getType());
/*
* It was decided to silently ignore DELETE requests for resources we don't allow to be
* deleted. e.g. auto-suggestion deletion is not allowed while aggregation deletion is.
*/
if (!DELETE.equalsIgnoreCase(meta.getBodyOperationType())) {
List<ArrayList<String>> listOfValidPowerSetElements =
SearchSuggestionPermutation.getNonEmptyUniqueLists(suggestibleAttrInPayload);
JsonNode propertiesNode = mapper.readValue(meta.getVertexProperties().toString(), JsonNode.class);
// Now we have a list containing the power-set (minus empty element) for the status that are
// available in the payload. Try inserting a document for every combination.
for (ArrayList<String> list : listOfValidPowerSetElements) {
SuggestionSearchEntity suggestionSearchEntity = new SuggestionSearchEntity();
suggestionSearchEntity.setEntityType(meta.getSpikeEventVertex().getType());
suggestionSearchEntity.setSuggestableAttr(list);
suggestionSearchEntity.setEntityTypeAliases(suggestionAliases);
suggestionSearchEntity.setFilterBasedPayloadFromResponse(propertiesNode,
suggestibleAttrInOxm, list);
suggestionSearchEntity.setSuggestionInputPermutations(
suggestionSearchEntity.generateSuggestionInputPermutations());
if (suggestionSearchEntity.isSuggestableDoc()) {
try {
suggestionSearchEntity.generateSearchSuggestionDisplayStringAndId();
} catch (NoSuchAlgorithmException e) {
logger.error(EntityEventPolicyMsgs.DISCARD_UPDATING_SEARCH_SUGGESTION_DATA,
"Cannot create unique SHA digest for search suggestion data. Exception: "
+ e.getLocalizedMessage());
}
handleSearchServiceOperation(suggestionSearchEntity, meta.getBodyOperationType(), searchIndexName);
}
}
}
}
}
long stopTime = System.currentTimeMillis();
metricsLogger.info(EntityEventPolicyMsgs.OPERATION_RESULT_NO_ERRORS, PROCESS_SPIKE_EVENT,
String.valueOf(stopTime - startTime));
setResponse(exchange, ResponseType.SUCCESS, additionalInfo);
return;
}
public List<String> extractSuggestableAttr(VersionedOxmEntities oxmEntities, String entityType) {
// Extract suggestable attributeshandleTopographicalData
Map<String, OxmEntityDescriptor> rootDescriptor = oxmEntities.getSuggestableEntityDescriptors();
if (rootDescriptor == null) {
return Collections.emptyList();
}
OxmEntityDescriptor desc = rootDescriptor.get(entityType);
if (desc == null) {
return Collections.emptyList();
}
return desc.getSuggestableAttributes();
}
public List<String> extractAliasForSuggestableEntity(VersionedOxmEntities oxmEntities,
String entityType) {
// Extract alias
Map<String, OxmEntityDescriptor> rootDescriptor = oxmEntities.getEntityAliasDescriptors();
if (rootDescriptor == null) {
return Collections.emptyList();
}
OxmEntityDescriptor desc = rootDescriptor.get(entityType);
return desc.getAlias();
}
}
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