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17 package org.apache.logging.log4j.core.jackson;
18
19 import java.io.IOException;
20 import java.util.HashMap;
21 import java.util.List;
22 import java.util.Map;
23
24 import com.fasterxml.jackson.core.JsonParser;
25 import com.fasterxml.jackson.core.JsonProcessingException;
26 import com.fasterxml.jackson.core.type.TypeReference;
27 import com.fasterxml.jackson.databind.DeserializationContext;
28 import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
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35 public class ListOfMapEntryDeserializer extends StdDeserializer<Map<String, String>> {
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37 private static final long serialVersionUID = 1L;
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39 ListOfMapEntryDeserializer() {
40 super(Map.class);
41 }
42
43 @Override
44 public Map<String, String> deserialize(final JsonParser jp, final DeserializationContext ctxt) throws IOException,
45 JsonProcessingException {
46 final List<MapEntry> list = jp.readValueAs(new TypeReference<List<MapEntry>>() {
47
48 });
49 final HashMap<String, String> map = new HashMap<String, String>(list.size());
50 for (final MapEntry mapEntry : list) {
51 map.put(mapEntry.getKey(), mapEntry.getValue());
52 }
53 return map;
54 }
55 }