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17 package org.apache.logging.log4j.core.jackson;
18
19 import java.io.IOException;
20 import java.util.Map;
21 import java.util.Map.Entry;
22 import java.util.Set;
23
24 import com.fasterxml.jackson.core.JsonGenerationException;
25 import com.fasterxml.jackson.core.JsonGenerator;
26 import com.fasterxml.jackson.databind.SerializerProvider;
27 import com.fasterxml.jackson.databind.ser.std.StdSerializer;
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34 @SuppressWarnings("rawtypes")
35 public class ListOfMapEntrySerializer extends StdSerializer<Map<String, String>> {
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37 private static final long serialVersionUID = 1L;
38
39 protected ListOfMapEntrySerializer() {
40 super(Map.class, false);
41 }
42
43 @Override
44 public void serialize(final Map<String, String> map, final JsonGenerator jgen, final SerializerProvider provider)
45 throws IOException, JsonGenerationException {
46 @SuppressWarnings("unchecked")
47 final Set<Entry<String, String>> entrySet = map.entrySet();
48 final MapEntry[] pairs = new MapEntry[entrySet.size()];
49 int i = 0;
50 for (final Entry<String, String> entry : entrySet) {
51 pairs[i++] = new MapEntry(entry.getKey(), entry.getValue());
52 }
53 jgen.writeObject(pairs);
54 }
55
56 }