juplo.de Git - facebook-utils/blob - src/main/java/de/juplo/facebook/GraphApiExceptionJackson2Serializer.java

   1 package de.juplo.facebook;
   2
   3 import java.io.IOException;
   4 import java.util.Map.Entry;
   5
   6 import com.fasterxml.jackson.core.JsonGenerator;
   7 import com.fasterxml.jackson.core.JsonProcessingException;
   8 import com.fasterxml.jackson.databind.SerializerProvider;
   9 import com.fasterxml.jackson.databind.ser.std.StdSerializer;
  10
  11 /**
  12  * @author Brian Clozel
  13  *
  14  */
  15 public class GraphApiExceptionJackson2Serializer extends StdSerializer<GraphApiException> {
  16
  17     public GraphApiExceptionJackson2Serializer() {
  18         super(GraphApiException.class);
  19     }
  20
  21         @Override
  22         public void serialize(GraphApiException value, JsonGenerator jgen, SerializerProvider provider) throws IOException,
  23                         JsonProcessingException {
  24         jgen.writeStartObject();
  25                 jgen.writeStringField("error", value.getOAuth2ErrorCode());
  26                 jgen.writeStringField("error_description", value.getMessage());
  27                 if (value.getAdditionalInformation()!=null) {
  28                         for (Entry<String, String> entry : value.getAdditionalInformation().entrySet()) {
  29                                 String key = entry.getKey();
  30                                 String add = entry.getValue();
  31                                 jgen.writeStringField(key, add);
  32                         }
  33                 }
  34         jgen.writeEndObject();
  35         }
  36
  37 }