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18 package org.apache.logging.log4j.core.jackson;
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20 import java.io.IOException;
21 import java.util.Map;
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23 import org.apache.logging.log4j.core.impl.ContextDataFactory;
24 import org.apache.logging.log4j.util.StringMap;
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26 import com.fasterxml.jackson.core.JsonParser;
27 import com.fasterxml.jackson.core.JsonProcessingException;
28 import com.fasterxml.jackson.core.JsonToken;
29 import com.fasterxml.jackson.databind.DeserializationContext;
30 import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
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37 public class ContextDataDeserializer extends StdDeserializer<StringMap> {
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39 private static final long serialVersionUID = 1L;
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41 ContextDataDeserializer() {
42 super(Map.class);
43 }
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45 @Override
46 public StringMap deserialize(final JsonParser jp, final DeserializationContext ctxt) throws IOException,
47 JsonProcessingException {
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54 final StringMap contextData = ContextDataFactory.createContextData();
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56 while (jp.nextToken() != JsonToken.END_OBJECT) {
57 final String fieldName = jp.getCurrentName();
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60 jp.nextToken();
61 contextData.putValue(fieldName, jp.getText());
62 }
63 return contextData;
64 }
65 }