private PublishResult publish(
String endpointArn,
Platform platform,
Map<Platform, Map<String, MessageAttributeValue>> attributesMap) {
PublishRequest publishRequest = new PublishRequest();
Map<String, MessageAttributeValue> notificationAttributes =
getValidNotificationAttributes(attributesMap.get(platform));
if (notificationAttributes != null && !notificationAttributes.isEmpty()) {
publishRequest.setMessageAttributes(notificationAttributes);
}
publishRequest.setMessageStructure("json");
// If the message attributes are not set in the requisite method,
// notification is sent with default attributes
String message = getPlatformSampleMessage(platform);
Map<String, String> messageMap = new HashMap<String, String>();
messageMap.put(platform.name(), message);
message = SampleMessageGenerator.jsonify(messageMap);
// For direct publish to mobile end points, topicArn is not relevant.
publishRequest.setTargetArn(endpointArn);
// Display the message that will be sent to the endpoint/
System.out.println("{Message Body: " + message + "}");
StringBuilder builder = new StringBuilder();
builder.append("{Message Attributes: ");
for (Map.Entry<String, MessageAttributeValue> entry : notificationAttributes.entrySet()) {
builder.append(
"(\"" + entry.getKey() + "\": \"" + entry.getValue().getStringValue() + "\"),");
}
builder.deleteCharAt(builder.length() - 1);
builder.append("}");
System.out.println(builder.toString());
publishRequest.setMessage(message);
return snsClient.publish(publishRequest);
}
/**
* Publishes a comment to the specified entry. The method takes the comment and builds an SNS
* PublishRequest object. Then the comment is published to the topic associated with the incoming
* entry.
*
* @param entry the entry to publish to
* @param comment the comment to publish
* @return the result returned from AWS
*/
public PublishResult publish(Entry entry, Comment comment) {
PublishRequest request = new PublishRequest();
request.setTopicArn(entry.getSnsArn());
StringBuilder subject = new StringBuilder("Comment Posted to Entry '");
subject.append(entry.getTitle()).append("'");
request.setSubject(subject.toString());
StringBuilder body = new StringBuilder();
body.append("The following comment was posted to the post '")
.append(entry.getTitle())
.append("'\n");
body.append("Posted by: ").append(comment.getCommenter().getName()).append("\n\n");
body.append(comment.getBody());
request.setMessage(body.toString());
return snsClient.publish(request);
}
