Package com.amazonaws.services.sqs.model

Examples of com.amazonaws.services.sqs.model.Message

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            exception = t.getException();
            int retrieved = 0;
            boolean batchDone = false;
            while (  retrieved < f.getRequestedSize() )
            {
                Message m = t.removeMessage();
                // a non-empty batch can still give back a null
                // message if the message expired.
                if ( null != m) {
                    messages.add(m);
                    ++retrieved;
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        return result;
    }

    @Override
    public SendMessageResult sendMessage(SendMessageRequest sendMessageRequest) throws AmazonServiceException, AmazonClientException {
        Message message = new Message();
        message.setBody(sendMessageRequest.getMessageBody());
        message.setMD5OfBody("6a1559560f67c5e7a7d5d838bf0272ee");
        message.setMessageId("f6fb6f99-5eb2-4be4-9b15-144774141458");
        message.setReceiptHandle("0NNAq8PwvXsyZkR6yu4nQ07FGxNmOBWi5zC9+4QMqJZ0DJ3gVOmjI2Gh/oFnb0IeJqy5Zc8kH4JX7GVpfjcEDjaAPSeOkXQZRcaBqt"
                + "4lOtyfj0kcclVV/zS7aenhfhX5Ixfgz/rHhsJwtCPPvTAdgQFGYrqaHly+etJiawiNPVc=");
        synchronized (messages) {
            messages.add(message);
        }
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            int retrieved = 0;
           
            boolean batchDone = false;
            while (  retrieved < f.getRequestedSize() ) 
            {
                Message m = t.removeMessage();
               
                // a non-empty batch can still give back a null
                // message if the message expired.
                if ( null != m) {
                    messages.add(m);
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        while (task == null) {
            ReceiveMessageResult result = sqs.receiveMessage(new ReceiveMessageRequest(queueUrl).withMaxNumberOfMessages(1));
            assert result.getMessages().size() <= 1;

            if (result.getMessages().size() == 1) {
                Message message = result.getMessages().get(0);

                try {
                    task = objectMapper.readValue(message.getBody(), QSTaskModel.class);
                    receiptHandles.put(task, message.getReceiptHandle());
                } catch (IOException e) {
                    LOG.error("Failed to parse message from " + queueUrl + "\n\t" + message);
                }

            } else {
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        ReceiveMessageRequest receiveReq = new ReceiveMessageRequest(url);
        receiveReq.setMaxNumberOfMessages(MAX_MESSAGES);
        List<Message> list = sqs.receiveMessage(receiveReq).getMessages();

        if (list != null && !list.isEmpty()) {
          Message message = list.get(0);
          sqs.deleteMessage(new DeleteMessageRequest(url, message.getReceiptHandle()));
          task = message.getBody();
        }
      } catch (AmazonServiceException ase) {
        logException(ase);
      } catch (AmazonClientException ace) {
        logger.error("Could not reach SQS. {}", ace.toString());
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            int retrieved = 0;
           
            boolean batchDone = false;
            while (  retrieved < f.getRequestedSize() ) 
            {
                Message m = t.removeMessage();
               
                // a non-empty batch can still give back a null
                // message if the message expired.
                if ( null != m) {
                    messages.add(m);
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            int retrieved = 0;
           
            boolean batchDone = false;
            while (  retrieved < f.getRequestedSize() ) 
            {
                Message m = t.removeMessage();
               
                // a non-empty batch can still give back a null
                // message if the message expired.
                if ( null != m) {
                    messages.add(m);
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    String msgStr = request.getParameter("message");
    String prevHandle = request.getParameter("prevHandle");
    String nextHandle = request.getParameter("nextHandle");
    String receiptHandle = request.getParameter("receiptHandle");
    Map<?, ?> parameters = request.getParameterMap();
    Message receivedMessage=null;
    int shard = 0;
   
    if (request.getParameter("shard") != null) {
      shard = Integer.parseInt(request.getParameter("shard"));
    }

    String queueUrl = Util.getAbsoluteQueueUrlForName(queueName, userId);

    connect(request);
   
    if (parameters.containsKey("Send")) {
     
      try {
     
        SendMessageRequest sendMessageRequest = new SendMessageRequest(queueUrl, msgStr);
        sqs.sendMessage(sendMessageRequest);
        logger.debug("event=send_message queue_url= " + queueUrl + " user_id=" + userId);
     
      } catch (Exception ex) {
        logger.error("event=send_message queue_url= " + queueUrl + " user_id=" + userId, ex);
        throw new ServletException(ex);
      }
     
    } else if (parameters.containsKey("Delete")) {
     
      try {
       
        DeleteMessageRequest deleteMessageRequest = new DeleteMessageRequest(queueUrl, receiptHandle);
        sqs.deleteMessage(deleteMessageRequest);
        logger.debug("event=delete_message queue_url= " + queueUrl + " receipt_handle=" + receiptHandle);
     
      } catch (Exception ex) {
        logger.error("event=delete_message queue_url= " + queueUrl + " receipt_handle=" + receiptHandle, ex);
        throw new ServletException(ex);
      }
    } else if (parameters.containsKey("Receive")) {
     
      try {
     
        ReceiveMessageResult result = sqs.receiveMessage(new ReceiveMessageRequest(queueUrl));
        logger.debug("event=receive_message queue_url= " + queueUrl + " user_id=" + userId);
        List<Message> receivedMessages=null;
       
        if (result!=null){
          receivedMessages=result.getMessages();
          if(receivedMessages!=null&&receivedMessages.size()>0){
            receivedMessage=receivedMessages.get(0);
          }
        }
      } catch (Exception ex) {
        logger.error("event=receive_message queue_url= " + queueUrl + " user_id=" + userId, ex);
        throw new ServletException(ex);
      }
     
    }
   
    int numberOfShards = 1;
   
    try { 
     
      GetQueueAttributesRequest getQueueAttributesRequest = new GetQueueAttributesRequest(queueUrl);
      getQueueAttributesRequest.setAttributeNames(Arrays.asList("NumberOfShards"));
      GetQueueAttributesResult getQueueAttributesResult = sqs.getQueueAttributes(getQueueAttributesRequest);
      Map<String, String> attributes = getQueueAttributesResult.getAttributes();
          numberOfShards = Integer.parseInt(attributes.get("NumberOfShards"));
     
    } catch (Exception ex) {
      logger.error("event=get_queue_attributes url=" + queueUrl);
    }
   
    out.println("<html>");
   
    out.println("<script type='text/javascript' language='javascript'>");
    out.println("function setVisibility(id, buttonid) {");
    out.println("if(document.getElementById(buttonid).value=='Less'){");
    out.println("document.getElementById(buttonid).value = 'More';");
    out.println("document.getElementById(id).style.display = 'none';");
    out.println("}else{");
    out.println("document.getElementById(buttonid).value = 'Less';");
    out.println("document.getElementById(id).style.display = 'inline';");
    out.println("}");
    out.println("}");
    out.println("</script>");
   
    header(request, out, "Peek Messages for Queue " + queueName);
   
    out.println("<body>");
    out.println("<h2>Peek Messages for Queue " + queueName + "</h2>");
   
    if (user != null) {
      out.println("<table><tr><td><b>User Name:</b></td><td>"+ user.getUserName()+"</td></tr>");
      out.println("<tr><td><b>User ID:</b></td><td>"+ user.getUserId()+"</td></tr>");
      out.println("<tr><td><b>Access Key:</b></td><td>"+user.getAccessKey()+"</td></tr>");
      out.println("<tr><td><b>Access Secret:</b></td><td>"+user.getAccessSecret()+"</td></tr>");
      out.println("<tr><td><b>Queue Name:</b></td><td>"+queueName+"</td></tr></table>");
    }
   
        out.println("<p><table><tr><td><b>Send message:</b></td><td></td></tr>");
        out.println("<form id='frm1' action=\"/webui/cqsuser/message/?userId="+userId+"&queueName="+queueName+"\" method=POST>");
        out.println("<tr><td><textarea rows='3' cols='50' name='message'></textarea><input type='hidden' name='userId' value='"+ userId + "'></td><td valign='bottom'><input type='submit' value='Send' name='Send' /></td></tr></form>");
        out.println("<tr><td>&nbsp;</td></tr>");
       
    if (numberOfShards > 1) {
      out.println("<form id='frm2' action=\"/webui/cqsuser/message/?userId="+userId+"&queueName="+queueName+"\" method=POST>");
      out.println("<tr><td>Shard: <select name='shard' onChange='document.getElementById(\"frm2\").submit();'>");
      for (int i=0; i<numberOfShards; i++) {
        out.print("<option value='" + i + "'");
        if (shard == i) {
          out.print(" selected");
        }
        out.println(">" + i + "</option>");
      }
      out.println("</form></select></td></tr></table></p>");
    } else {
      out.println("</table></p>");
    }
   
    // for receive message
   
        out.println("<form id='formsendmessage' action=\"/webui/cqsuser/message/?userId="+userId+"&queueName="+queueName+"\" method=POST>");
    out.println("<table><tr><td><b>Receive Message:</b></td>");
        out.println("<td><input type='hidden' name='userId' value='"+ userId + "'></td><td valign='bottom'><input type='submit' value='Receive Message' name='Receive' /></td>");
        out.println("</form></tr></table>");
       
        // showing received message
       
       out.println("<p><hr width='100%' align='left' /><p>");
       out.println("<h3>Received Messages</h3>");

       if (receivedMessage!=null) {
         
      Map<String, String> attributes = receivedMessage.getAttributes();
         
          String timeSent = "";
         
          if (attributes.get("SentTimestamp") != null) {
            try { timeSent = new Date(Long.parseLong(attributes.get("SentTimestamp"))).toString(); } catch (Exception ex) {}
          }
         
          String timeReceived = "";
         
          if (attributes.get("ApproximateFirstReceiveTimestamp") != null) {
            try { timeReceived = new Date(Long.parseLong(attributes.get("ApproximateFirstReceiveTimestamp"))).toString(); } catch (Exception ex) {}
          }
         
           out.println("<table class = 'alternatecolortable'>");
           out.println("<tr><th></th><th>Receipt Handle</th><th>MD5</th><th>Body</th><th>Time Sent</th><th>Time First Received (Appr.)</th><th>Receive Count (Appr.)</th><th>Sender</th><th>&nbsp;</th></tr>");
         
          out.println("<tr>");
          out.println("<td>0</td>");
          out.println("<td>" + receivedMessage.getReceiptHandle() + "</td>");
          out.println("<td>" + receivedMessage.getMD5OfBody() + "</td>");
          String messageBody=receivedMessage.getBody();
          String messageBodyPart1=null;
          String messageBodyPart2=null;
         
          if ((messageBody!=null) && (messageBody.length()>300)) {
           
            messageBodyPart1=messageBody.substring(0, 299);
            messageBodyPart2=messageBody.substring(299);

            out.println("<td>");
            out.println(messageBodyPart1);
            out.println("<div id='rdetail' style=\"display: none;\">"+messageBodyPart2+"</div>");
            out.println("<input type=button name=type id='rbt' value='More' onclick=\"setVisibility('rdetail', 'rbt');\";> ");
            out.println("</td>");
          } else {
            out.println("<td>"+ receivedMessage.getBody() + "</td>");
          }
         
          out.println("<td>"+ timeSent + "</td>");
          out.println("<td>"+ timeReceived + "</td>");
          out.println("<td>"+ attributes.get("ApproximateReceiveCount") + "</td>");
          out.println("<td>"+ attributes.get("SenderId") + "</td>");
        out.println("<td><form action=\"/webui/cqsuser/message/?userId="+user.getUserId()+"&queueName="+queueName+"&receiptHandle="+receivedMessage.getReceiptHandle()+"\" method=POST><input type='submit' value='Delete' name='Delete'/><input type='hidden' name='queueUrl' value='"+ queueUrl+ "' /></form></td></tr>");
          out.println("</table>");
       
        } else {
          out.println("<p><i>no messages</i></p>");
        }
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        while (task == null) {
            ReceiveMessageResult result = sqs.receiveMessage(new ReceiveMessageRequest(queueUrl).withMaxNumberOfMessages(1));
            assert result.getMessages().size() <= 1;

            if (result.getMessages().size() == 1) {
                Message message = result.getMessages().get(0);

                try {
                    task = objectMapper.readValue(message.getBody(), QSTaskModel.class);
                    receiptHandles.put(task, message.getReceiptHandle());
                } catch (IOException e) {
                    LOG.error("Failed to parse message from " + queueUrl + "\n\t" + message);
                }

            } else {
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        ReceiveMessageRequest receiveReq = new ReceiveMessageRequest(url);
        receiveReq.setMaxNumberOfMessages(MAX_MESSAGES);
        List<Message> list = client().receiveMessage(receiveReq).getMessages();

        if (list != null && !list.isEmpty()) {
          Message message = list.get(0);
          client().deleteMessage(new DeleteMessageRequest(url, message.getReceiptHandle()));
          task = message.getBody();
        }
      } catch (AmazonServiceException ase) {
        logException(ase);
      } catch (AmazonClientException ace) {
        logger.error("Could not reach SQS. {}", ace.toString());
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