@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (obj instanceof GetQueueAttributesResult == false) return false;
GetQueueAttributesResult other = (GetQueueAttributesResult) obj;
if (other.getAttributes() == null ^ this.getAttributes() == null) return false;
if (other.getAttributes() != null
&& other.getAttributes().equals(this.getAttributes()) == false) return false;
return true;
}
// Get approximate number of the messages from queue.
public static int getNumberOfMessages(AmazonSQS sqs, String url) {
List<String> attr = new ArrayList<String>();
attr.add("ApproximateNumberOfMessages");
GetQueueAttributesResult res = sqs.getQueueAttributes(url, attr);
return Integer.parseInt(res.getAttributes().get("ApproximateNumberOfMessages"));
}