How to use

Error

in

com.apollographql.apollo.api

@SuppressWarnings("unchecked")
private Error readError(Map<String, Object> payload) {
 String message = null;
 final List<Error.Location> locations = new ArrayList<>();
 final Map<String, Object> customAttributes = new HashMap<>();
 for (Map.Entry<String, Object> entry : payload.entrySet()) {
  if ("message".equals(entry.getKey())) {
   Object value = entry.getValue();
   message = value != null ? value.toString() : null;
  } else if ("locations".equals(entry.getKey())) {
   List<Map<String, Object>> locationItems = (List<Map<String, Object>>) entry.getValue();
   if (locationItems != null) {
    for (Map<String, Object> item : locationItems) {
     locations.add(readErrorLocation(item));
    }
   }
  } else {
   if (entry.getValue() != null) {
    customAttributes.put(entry.getKey(), entry.getValue());
   }
  }
 }
 return new Error(message, locations, customAttributes);
}

 boolean isPersistedQueryNotSupported(List<Error> errors) {
  for (Error error : errors) {
   if (PROTOCOL_NEGOTIATION_ERROR_NOT_SUPPORTED.equalsIgnoreCase(error.message())) {
    return true;
   }
  }
  return false;
 }
}

static boolean conflictPresent(Optional<Response> parsedResponse) {
  //Check if the parsed response contains a conflict.
  //The contract for conflicts is that the response will contain an error with the
  //string "The conditional request failed" and will contain a data element.
  if (parsedResponse == null || parsedResponse.get() == null || parsedResponse.get().hasErrors() == false) {
    return false;
  }
  Log.d(TAG, "Thread:[" + Thread.currentThread().getId() +"]: onResponse -- found error");
  if ( ! parsedResponse.get().errors().get(0).toString().contains("The conditional request failed") ) {
    return false;
  }
  Map customAttributes = ((Error) parsedResponse.get().errors().get(0)).customAttributes();
  if (customAttributes == null || customAttributes.get("data") == null ) {
    return false;
  }
  return true;
}

@Override
public void onResponse(@Nonnull ApolloInterceptor.InterceptorResponse response) {
  Log.v(TAG, "Thread:[" + Thread.currentThread().getId() +"]: onResponse()");
  if(shouldRetry && ConflictResolutionHandler.conflictPresent(response.parsedResponse)) {
    //Set shouldRetry to false. Conflicts will only be attempted once.
    shouldRetry = false;
    //Found Conflict
    String conflictString = new JSONObject((Map)((Error) response.parsedResponse.get().errors().get(0)).customAttributes().get("data")).toString();
    //Send a message to the Queue handler to retry
    Message message = new Message();
    MutationInterceptorMessage msg = new MutationInterceptorMessage(originalMutation, currentMutation);
    msg.serverState = conflictString;
    msg.clientState = clientState;
    msg.requestIdentifier = recordIdentifier;
    msg.requestClassName = currentMutation.getClass().getSimpleName();
    message.obj = msg;
    message.what = MessageNumberUtil.RETRY_EXEC;
    queueHandler.sendMessage(message);
    return;
  }
  //Call the customer's callback
  customerCallBack.onResponse(response);
  //Set the mutation as completed.
  appSyncOfflineMutationManager.setInProgressMutationAsCompleted(recordIdentifier);
  //Send a message to the QueueHandler to process the next mutation in queue
  Message message = new Message();
  message.obj = new MutationInterceptorMessage();
  message.what = MessageNumberUtil.SUCCESSFUL_EXEC;
  queueHandler.sendMessage(message);
}

 @Override public Object answer(InvocationOnMock invocation) throws Throwable {
  ((ApolloInterceptor.CallBack) invocation.getArguments()[2]).onResponse(
    new ApolloInterceptor.InterceptorResponse(
      mockHttpResponse(),
      com.apollographql.apollo.api.Response.<MockOperation.Data>builder(new MockOperation())
        .errors(Collections.singletonList(new Error("SomeOtherError", null, null)))
        .build(),
      Collections.<Record>emptyList()
    )
  );
  return null;
 }
}).when(chain).proceedAsync(

boolean isPersistedQueryNotFound(List<Error> errors) {
 for (Error error : errors) {
  if (PROTOCOL_NEGOTIATION_ERROR_QUERY_NOT_FOUND.equalsIgnoreCase(error.message())) {
   return true;
  }
 }
 return false;
}

mockHttpResponse(),
com.apollographql.apollo.api.Response.<MockOperation.Data>builder(new MockOperation())
  .errors(Collections.singletonList(new Error("PersistedQueryNotFound", null, null)))
  .build(),
Collections.<Record>emptyList()

@Test
public void testUpdateWithInvalidID() {
  AWSAppSyncClient awsAppSyncClient = AppSyncTestSetupHelper.createAppSyncClientWithIAM();
  assertNotNull(awsAppSyncClient);
  //Try to update a Post with a Fake ID
  final String updatedContent = "New content coming up @" + System.currentTimeMillis();
  final String randomID = UUID.randomUUID().toString();
  updatePost(awsAppSyncClient, randomID, updatedContent);
  assertNotNull(updatePostMutationResponse);
  assertNull(updatePostMutationResponse.data().updatePost());
  assertNotNull(updatePostMutationResponse.errors());
  Error error = updatePostMutationResponse.errors().get(0);
  assertNotNull(error);
  assertNotNull(error.message());
  assertTrue(error.message().contains("Service: AmazonDynamoDBv2; Status Code: 400; Error Code: ConditionalCheckFailedException;"));
}

mockHttpResponse(),
com.apollographql.apollo.api.Response.<MockOperation.Data>builder(new MockOperation())
  .errors(Collections.singletonList(new Error("PersistedQueryNotSupported", null, null)))
  .build(),
Collections.<Record>emptyList()

@SuppressWarnings("unchecked")
private Error readError(Map<String, Object> payload) {
 String message = null;
 final List<Error.Location> locations = new ArrayList<>();
 final Map<String, Object> customAttributes = new HashMap<>();
 for (Map.Entry<String, Object> entry : payload.entrySet()) {
  if ("message".equals(entry.getKey())) {
   Object value = entry.getValue();
   message = value != null ? value.toString() : null;
  } else if ("locations".equals(entry.getKey())) {
   List<Map<String, Object>> locationItems = (List<Map<String, Object>>) entry.getValue();
   if (locationItems != null) {
    for (Map<String, Object> item : locationItems) {
     locations.add(readErrorLocation(item));
    }
   }
  } else {
   if (entry.getValue() != null) {
    customAttributes.put(entry.getKey(), entry.getValue());
   }
  }
 }
 return new Error(message, locations, customAttributes);
}

@SuppressWarnings("unchecked")
private Error readError(Map<String, Object> payload) {
 String message = null;
 final List<Error.Location> locations = new ArrayList<>();
 final Map<String, Object> customAttributes = new HashMap<>();
 for (Map.Entry<String, Object> entry : payload.entrySet()) {
  if ("message".equals(entry.getKey())) {
   Object value = entry.getValue();
   message = value != null ? value.toString() : null;
  } else if ("locations".equals(entry.getKey())) {
   List<Map<String, Object>> locationItems = (List<Map<String, Object>>) entry.getValue();
   if (locationItems != null) {
    for (Map<String, Object> item : locationItems) {
     locations.add(readErrorLocation(item));
    }
   }
  } else {
   if (entry.getValue() != null) {
    customAttributes.put(entry.getKey(), entry.getValue());
   }
  }
 }
 return new Error(message, locations, customAttributes);
}