diff options
Diffstat (limited to 'aai-core/src/main/java')
-rw-r--r-- | aai-core/src/main/java/org/onap/aai/serialization/queryformats/TreeFormat.java | 106 |
1 files changed, 61 insertions, 45 deletions
diff --git a/aai-core/src/main/java/org/onap/aai/serialization/queryformats/TreeFormat.java b/aai-core/src/main/java/org/onap/aai/serialization/queryformats/TreeFormat.java index 632a800a..d94c4b92 100644 --- a/aai-core/src/main/java/org/onap/aai/serialization/queryformats/TreeFormat.java +++ b/aai-core/src/main/java/org/onap/aai/serialization/queryformats/TreeFormat.java @@ -26,6 +26,7 @@ import com.google.gson.JsonArray; import com.google.gson.JsonElement; import com.google.gson.JsonObject; import com.google.gson.JsonParser; +import java.util.Map.Entry; import org.apache.tinkerpop.gremlin.process.traversal.step.util.BulkSet; import org.apache.tinkerpop.gremlin.process.traversal.step.util.Tree; import org.apache.tinkerpop.gremlin.structure.Vertex; @@ -41,14 +42,12 @@ import org.onap.aai.serialization.queryformats.exceptions.AAIFormatVertexExcepti import org.onap.aai.serialization.queryformats.params.Depth; import org.onap.aai.serialization.queryformats.params.NodesOnly; import org.onap.aai.serialization.queryformats.utils.UrlBuilder; -import org.onap.aai.util.AAIConfig; import java.io.UnsupportedEncodingException; import java.util.*; -import java.util.stream.Stream; public class TreeFormat extends MultiFormatMapper { - private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(TreeFormat.class); + private static final EELFLogger TREE_FORMAT_LOGGER = EELFManager.getInstance().getLogger(TreeFormat.class); protected JsonParser parser = new JsonParser(); protected final DBSerializer serializer; protected final Loader loader; @@ -137,16 +136,19 @@ public class TreeFormat extends MultiFormatMapper { return new TreeFormat(this); } } - + public JsonArray process(List<Object> queryResults, Map<String, List<String>> properties) { JsonArray body = new JsonArray(); for (Object o : queryResults) { try { - return this.formatObjectToJsonArray(o, properties).get(); + return this.formatObjectToJsonArray(o, properties).orElseGet( () -> { + TREE_FORMAT_LOGGER.warn("Empty Optional returned by 'formatObjectToJsonArray'"); + return body; + }); } catch (AAIFormatVertexException e) { - LOGGER.warn("Failed to format vertex, returning a partial list " + LogFormatTools.getStackTop(e)); + TREE_FORMAT_LOGGER.warn("Failed to format vertex, returning a partial list " + LogFormatTools.getStackTop(e)); } catch (AAIFormatQueryResultFormatNotSupported e) { - LOGGER.warn("Failed to format result type of the query " + LogFormatTools.getStackTop(e)); + TREE_FORMAT_LOGGER.warn("Failed to format result type of the query " + LogFormatTools.getStackTop(e)); } } return body; @@ -158,13 +160,13 @@ public class TreeFormat extends MultiFormatMapper { if (input == null) return Optional.of(json); if (input instanceof Tree) { - return this.getJsonArrayFromTree((Tree<?>) input); + return this.getJsonArrayFromTree((Tree<Object>) input); } else { throw new AAIFormatQueryResultFormatNotSupported(); } } - protected Optional<JsonArray> getJsonArrayFromTree(Tree<?> tree) throws AAIFormatVertexException { + protected Optional<JsonArray> getJsonArrayFromTree(Tree<Object> tree) throws AAIFormatVertexException { if (tree.isEmpty()) { return Optional.of(new JsonArray()); } @@ -172,23 +174,24 @@ public class TreeFormat extends MultiFormatMapper { // DSL Query JsonArray jsonArray = new JsonArray(); JsonObject jsonObject = new JsonObject(); - for (Object o : tree.keySet()) { + for (Map.Entry<Object, Tree<Object>> entry : tree.entrySet()) { + Object o = entry.getKey(); + // DSL Query - if (o instanceof AbstractSet) { + if (o instanceof BulkSet) { BulkSet bs = (BulkSet) o; for (Object o1 : bs) { Optional<JsonObject> obj = this.getJsonFromVertex((Vertex) o1); if (obj.isPresent()) { jsonObject = obj.get(); for (Map.Entry<String, JsonElement> mapEntry : jsonObject.entrySet()) { - String s = mapEntry.getKey(); - JsonElement jsonRootElementContents = jsonObject.get(s); // getting everyObject inside + JsonElement jsonRootElementContents = mapEntry.getValue(); // getting everyObject inside if (jsonRootElementContents != null && jsonRootElementContents.isJsonObject()) { JsonObject relatedJsonNode = (JsonObject) jsonRootElementContents; - JsonArray relatedNodes = this.getRelatedNodes(relatedJsonNode).get(); - if (relatedNodes != null && relatedNodes.size() > 0) { - jsonRootElementContents.getAsJsonObject().add("related-nodes", relatedNodes); - } + addRelatedNodesToJsonObject( + jsonRootElementContents.getAsJsonObject(), + getRelatedNodes(relatedJsonNode) + ); } } jsonArray.add(jsonObject); @@ -201,13 +204,11 @@ public class TreeFormat extends MultiFormatMapper { if (obj.isPresent()) { jsonObject = obj.get(); for (Map.Entry<String, JsonElement> mapEntry : jsonObject.entrySet()) { - String s = mapEntry.getKey(); - JsonElement jsonRootElementContents = jsonObject.get(s); + JsonElement jsonRootElementContents = mapEntry.getValue(); if (jsonRootElementContents != null && jsonRootElementContents.isJsonObject()) { - JsonArray relatedNodes = this.getRelatedNodes(tree.get(o)).get(); - if (relatedNodes != null && relatedNodes.size() > 0) { - jsonRootElementContents.getAsJsonObject().add("related-nodes", relatedNodes); - } + addRelatedNodesToJsonObject( + jsonRootElementContents.getAsJsonObject(), + getRelatedNodes(entry.getValue())); } } jsonArray.add(jsonObject); @@ -224,41 +225,56 @@ public class TreeFormat extends MultiFormatMapper { JsonElement jsonRootElementContents = jsonObj.get(s); if (jsonRootElementContents != null && jsonRootElementContents.isJsonObject()) { JsonObject relatedJsonNode = jsonRootElementContents.getAsJsonObject(); - JsonArray currRelatedNodes = this.getRelatedNodes(relatedJsonNode).get(); - if (currRelatedNodes != null && currRelatedNodes.size() > 0) { - relatedJsonNode.add("related-nodes", currRelatedNodes); - } + addRelatedNodesToJsonObject( + relatedJsonNode, + this.getRelatedNodes(relatedJsonNode) + ); relatedNodes.add(relatedJsonNode); } } return Optional.of(relatedNodes); } - protected Optional<JsonArray> getRelatedNodes(Tree<?> tree) throws AAIFormatVertexException { + protected Optional<JsonArray> getRelatedNodes(Tree<Object> tree) throws AAIFormatVertexException { JsonArray relatedNodes = new JsonArray(); - for (Object o : tree.keySet()) { + for (Map.Entry<Object, Tree<Object>> entry : tree.entrySet()) { + Object o = entry.getKey(); + if (o instanceof Vertex) { - Optional<JsonObject> obj = this.getJsonFromVertex((Vertex) o); - if (obj.isPresent()) { - JsonObject jsonObj = obj.get(); - for (Map.Entry<String, JsonElement> mapEntry : jsonObj.entrySet()) { - String s = mapEntry.getKey(); - JsonElement jsonRootElementContents = jsonObj.get(s); - if (jsonRootElementContents != null && jsonRootElementContents.isJsonObject()) { - JsonArray currRelatedNodes = this.getRelatedNodes(tree.get(o)).get(); - JsonObject jsonObject = jsonRootElementContents.getAsJsonObject(); - if (currRelatedNodes != null && currRelatedNodes.size() > 0) { - jsonObject.add("related-nodes", currRelatedNodes); - } - relatedNodes.add(jsonObject); - } - } - } + processVertex(relatedNodes, entry, (Vertex) o); } } return Optional.of(relatedNodes); } + private void processVertex(JsonArray relatedNodes, Entry<Object, Tree<Object>> entry, Vertex o) + throws AAIFormatVertexException { + Optional<JsonObject> obj = this.getJsonFromVertex(o); + if (obj.isPresent()) { + JsonObject jsonObj = obj.get(); + for (Entry<String, JsonElement> mapEntry : jsonObj.entrySet()) { + JsonElement jsonRootElementContents = mapEntry.getValue(); + if (jsonRootElementContents != null && jsonRootElementContents.isJsonObject()) { + JsonObject jsonObject = addRelatedNodesToJsonObject( + jsonRootElementContents.getAsJsonObject(), + getRelatedNodes(entry.getValue())); + relatedNodes.add(jsonObject); + } + } + } + } + + + private static JsonObject addRelatedNodesToJsonObject(JsonObject jsonObject, Optional<JsonArray> relatedNodesOpt) { + relatedNodesOpt.ifPresent( relatedNodes -> { + if (relatedNodes.size() > 0) { + jsonObject.add("related-nodes", relatedNodes); + } + }); + + return jsonObject; + } + /** * * Returns an Optional<JsonObject> to convert the contents from the given Vertex object into a JsonObject. |