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| 1 | +/* |
| 2 | + * Copyright 2024 Basis Technology Corp. |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | + |
| 17 | +package com.basistech.rosette.apimodel.jackson.recordsimilaritydeserializers; |
| 18 | + |
| 19 | +import com.basistech.rosette.apimodel.recordsimilarity.RecordSimilarityFieldInfo; |
| 20 | +import com.basistech.rosette.apimodel.recordsimilarity.RecordSimilarityResponse; |
| 21 | +import com.basistech.rosette.apimodel.recordsimilarity.RecordSimilarityResult; |
| 22 | +import com.fasterxml.jackson.core.JsonParser; |
| 23 | +import com.fasterxml.jackson.core.type.TypeReference; |
| 24 | +import com.fasterxml.jackson.databind.DeserializationContext; |
| 25 | +import com.fasterxml.jackson.databind.JsonNode; |
| 26 | +import com.fasterxml.jackson.databind.deser.std.StdDeserializer; |
| 27 | + |
| 28 | +import java.io.IOException; |
| 29 | +import java.util.ArrayList; |
| 30 | +import java.util.List; |
| 31 | +import java.util.Map; |
| 32 | +import java.util.Optional; |
| 33 | +import java.util.stream.Collectors; |
| 34 | +import java.util.stream.StreamSupport; |
| 35 | + |
| 36 | +public class RecordSimilarityResponseDeserializer extends StdDeserializer<RecordSimilarityResponse> { |
| 37 | + |
| 38 | + private static final TypeReference<Map<String, RecordSimilarityFieldInfo>> FIELDS_TYPE_REFERENCE = new TypeReference<>() { |
| 39 | + }; |
| 40 | + |
| 41 | + public RecordSimilarityResponseDeserializer() { |
| 42 | + super(RecordSimilarityResponse.class); |
| 43 | + } |
| 44 | + |
| 45 | + @Override |
| 46 | + public RecordSimilarityResponse deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException { |
| 47 | + final JsonNode node = jsonParser.getCodec().readTree(jsonParser); |
| 48 | + |
| 49 | + JsonNode fieldsNode = node.get("fields"); |
| 50 | + |
| 51 | + Map<String, RecordSimilarityFieldInfo> fields = fieldsNode != null ? node.get("fields").traverse(jsonParser.getCodec()).readValueAs(FIELDS_TYPE_REFERENCE) : null; |
| 52 | + List<String> info = Optional.ofNullable(node.get("info")) |
| 53 | + .map(jsonNode -> StreamSupport.stream(jsonNode.spliterator(), false) |
| 54 | + .map(JsonNode::asText) |
| 55 | + .collect(Collectors.toList())) |
| 56 | + .orElse(null); |
| 57 | + String errorMessage = Optional.ofNullable(node.get("errorMessage")).map(JsonNode::asText).orElse(null); |
| 58 | + |
| 59 | + JsonNode resultsNode = node.get("results"); |
| 60 | + List<RecordSimilarityResult> results = new ArrayList<>(); |
| 61 | + if (resultsNode != null) { |
| 62 | + for (JsonNode resultNode : resultsNode) { |
| 63 | + results.add(RecordSimilarityDeserializerUtilities.parseResult(resultNode, jsonParser, fields)); |
| 64 | + } |
| 65 | + } |
| 66 | + |
| 67 | + return RecordSimilarityResponse.builder() |
| 68 | + .fields(fields) |
| 69 | + .results(results) |
| 70 | + .info(info) |
| 71 | + .errorMessage(errorMessage) |
| 72 | + .build(); |
| 73 | + } |
| 74 | +} |
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