nmode's Git Repositories - signal-cli/blob - src/main/java/org/asamk/signal/JsonReceiveMessageHandler.java

   1 package org.asamk.signal;
   2
   3 import org.asamk.signal.json.JsonError;
   4 import org.asamk.signal.json.JsonMessageEnvelope;
   5 import org.asamk.signal.manager.Manager;
   6 import org.slf4j.Logger;
   7 import org.slf4j.LoggerFactory;
   8 import org.whispersystems.signalservice.api.messages.SignalServiceContent;
   9 import org.whispersystems.signalservice.api.messages.SignalServiceEnvelope;
  10
  11 import java.io.IOException;
  12 import java.util.HashMap;
  13
  14 public class JsonReceiveMessageHandler implements Manager.ReceiveMessageHandler {
  15
  16     private final static Logger logger = LoggerFactory.getLogger(JsonReceiveMessageHandler.class);
  17
  18     protected final Manager m;
  19     private final JsonWriter jsonWriter;
  20
  21     public JsonReceiveMessageHandler(Manager m) {
  22         this.m = m;
  23         jsonWriter = new JsonWriter(System.out);
  24     }
  25
  26     @Override
  27     public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
  28         final var object = new HashMap<String, Object>();
  29         if (exception != null) {
  30             object.put("error", new JsonError(exception));
  31         }
  32         if (envelope != null) {
  33             object.put("envelope", new JsonMessageEnvelope(envelope, content, m));
  34         }
  35         try {
  36             jsonWriter.write(object);
  37         } catch (IOException e) {
  38             logger.error("Failed to write json object: {}", e.getMessage());
  39         }
  40     }
  41 }