Best Java code snippets using org.snmp4j.util.TreeEvent (Showing top 20 results out of 315)

/**
 * Method to construct {@link FlowFile} attributes from a {@link TreeEvent}
 * @param treeEvent a {@link TreeEvent}
 * @param flowFile instance of the {@link FlowFile} to update
 * @param processSession instance of {@link ProcessSession}
 * @return updated {@link FlowFile}
 */
public static FlowFile updateFlowFileAttributesWithTreeEventProperties(TreeEvent treeEvent, FlowFile flowFile, ProcessSession processSession) {
  Map<String, String> attributes = new HashMap<String, String>();
  addWalkOidValues(attributes, treeEvent.getVariableBindings());
  flowFile = processSession.putAllAttributes(flowFile, attributes);
  return flowFile;
}

public void finished(TreeEvent e) {
 if ((e.getVariableBindings() != null) &&
   (e.getVariableBindings().length > 0)) {
  next(e);
 }
 System.out.println();
 System.out.println("Total requests sent:    "+counts.requests);
 System.out.println("Total objects received: "+counts.objects);
 System.out.println("Total walk time:        "+
           (System.currentTimeMillis()-startTime)+" milliseconds");
 if (e.isError()) {
  System.err.println("The following error occurred during walk:");
  System.err.println(e.getErrorMessage());
 }
 finished = true;
 synchronized(this) {
  this.notify();
 }
}

private SnmpUriResponse createResponse(TreeEvent event) {
 SnmpUriResponse response = new SnmpUriResponse(SnmpUriResponse.Type.TIMEOUT);
 if (event.getStatus() == TreeEvent.STATUS_OK) {
  VariableBinding[] vbs = event.getVariableBindings();
  int errorStatus = event.getStatus();
  response = new SnmpUriResponse(Collections.singletonList(vbs), errorStatus);
  if (errorStatus == PDU.noError) {
   response.setResponseType(SnmpUriResponse.Type.NEXT);
  }
 }
 else if (event.getStatus() == TreeEvent.STATUS_EXCEPTION) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.IO_ERROR, event.getException().getMessage());
 }
 else if (event.getStatus() == TreeEvent.STATUS_REPORT) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.SECURITY_ERROR,
    (event.getReportPDU().size()>0 ? event.getReportPDU().get(0).toString() : "<empty report PDU>"));
 }
 else if (event.getStatus() == TreeEvent.STATUS_WRONG_ORDER) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.LEXICOGRAPHIC_ORDER_ERROR);
 }
 return response;
}

public SnmpUriResponse browse(URI url) throws UnknownHostException {
 SnmpUriResponse response = new SnmpUriResponse(PDU.genErr);
 Request request = createSnmpRequest(url);
 PDU pdu = request.getPdu();
 switch (request.getType()) {
  case GET:
   pdu.setType(PDU.GET);
   pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
   response = sendSnmpRequest(request, pdu);
   break;
  case NEXT:
   pdu.setType(PDU.GETNEXT);
   pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
   response = sendSnmpRequest(request, pdu);
   break;
  case SUBTREE:
   TreeUtils treeUtils = new TreeUtils(snmp, pduFactory);
   List<TreeEvent> treeEventList = treeUtils.walk(request.getTarget(), request.getOIDs());
   List<VariableBinding[]> vbs = new ArrayList<VariableBinding[]>(treeEventList.size());
   int errorStatus = PDU.noError;
   for (TreeEvent treeEvent : treeEventList) {
    vbs.add(treeEvent.getVariableBindings());
    errorStatus = treeEvent.getStatus();
   }
   response = new SnmpUriResponse(vbs, errorStatus);
   break;
 }
 return response;
}

public void send() {
 try {
  session.send(request, target, null, this);
 }
 catch (IOException iox) {
  listener.finished(new TreeEvent(this, userObject, iox));
 }
}

@Override
public boolean next(TreeEvent event) {
 if (!finished) {
  SnmpUriResponse response = createResponse(event);
  finished |= callback.onResponse(response, url, event.getUserObject());
 }
 return !finished;
}

public void finished(TreeEvent e) {
 if ((e.getVariableBindings() != null) &&
   (e.getVariableBindings().length > 0)) {
  next(e);
 }
 System.out.println();
 System.out.println("Total requests sent:    "+counts.requests);
 System.out.println("Total objects received: "+counts.objects);
 System.out.println("Total walk time:        "+
           (System.nanoTime()-startTime)/SnmpConstants.MILLISECOND_TO_NANOSECOND+" milliseconds");
 if (e.isError()) {
  System.err.println("The following error occurred during walk:");
  System.err.println(e.getErrorMessage());
 }
 finished = true;
 synchronized(this) {
  this.notify();
 }
}

private SnmpUriResponse createResponse(TreeEvent event) {
 SnmpUriResponse response = new SnmpUriResponse(SnmpUriResponse.Type.TIMEOUT);
 if (event.getStatus() == TreeEvent.STATUS_OK) {
  VariableBinding[] vbs = event.getVariableBindings();
  int errorStatus = event.getStatus();
  response = new SnmpUriResponse(Collections.singletonList(vbs), errorStatus);
  if (errorStatus == PDU.noError) {
   response.setResponseType(SnmpUriResponse.Type.NEXT);
  }
 }
 else if (event.getStatus() == TreeEvent.STATUS_EXCEPTION) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.IO_ERROR, event.getException().getMessage());
 }
 else if (event.getStatus() == TreeEvent.STATUS_REPORT) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.SECURITY_ERROR,
    (event.getReportPDU().size()>0 ? event.getReportPDU().get(0).toString() : "<empty report PDU>"));
 }
 else if (event.getStatus() == TreeEvent.STATUS_WRONG_ORDER) {
  response = new SnmpUriResponse(SnmpUriResponse.Type.LEXICOGRAPHIC_ORDER_ERROR);
 }
 return response;
}

public SnmpUriResponse browse(URI url) throws UnknownHostException {
 SnmpUriResponse response = new SnmpUriResponse(PDU.genErr);
 Request request = createSnmpRequest(url);
 PDU pdu = request.getPdu();
 switch (request.getType()) {
  case GET:
   pdu.setType(PDU.GET);
   pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
   response = sendSnmpRequest(request, pdu);
   break;
  case NEXT:
   pdu.setType(PDU.GETNEXT);
   pdu.addAll(VariableBinding.createFromOIDs(request.getOIDs()));
   response = sendSnmpRequest(request, pdu);
   break;
  case SUBTREE:
   TreeUtils treeUtils = new TreeUtils(snmp, pduFactory);
   List<TreeEvent> treeEventList = treeUtils.walk(request.getTarget(), request.getOIDs());
   List<VariableBinding[]> vbs = new ArrayList<VariableBinding[]>(treeEventList.size());
   int errorStatus = PDU.noError;
   for (TreeEvent treeEvent : treeEventList) {
    vbs.add(treeEvent.getVariableBindings());
    errorStatus = treeEvent.getStatus();
   }
   response = new SnmpUriResponse(vbs, errorStatus);
   break;
 }
 return response;
}

public void send() {
 try {
  session.send(request, target, null, this);
 }
 catch (IOException iox) {
  listener.finished(new TreeEvent(this, userObject, iox));
 }
}

@Override
public boolean next(TreeEvent event) {
 if (!finished) {
  SnmpUriResponse response = createResponse(event);
  finished |= callback.onResponse(response, url, event.getUserObject());
 }
 return !finished;
}

public void finished(TreeEvent e) {
  if ((e.getVariableBindings() != null) &&
      (e.getVariableBindings().length > 0)) {
    next(e);
  }
  err.println();
  err.println("Total requests sent:    " + counts.requests);
  err.println("Total objects received: " + counts.objects);
  err.println("Total walk time:        " +
      (System.currentTimeMillis() - startTime) +
      " milliseconds");
  if (e.isError()) {
    err.println("The following error occurred during walk:");
    err.println(e.getErrorMessage());
    //e.getException().printStackTrace();
  }
  finished = true;
  synchronized (this) {
    this.notify();
  }
}

if((events != null) && !events.isEmpty() && (events.get(0).getVariableBindings() != null)) {
  FlowFile flowFile = processSession.create();
  for (TreeEvent treeEvent : events) {

public void send() {
 try {
  session.send(request, target, null, this);
 }
 catch (IOException iox) {
  listener.finished(new TreeEvent(this, userObject, iox));
 }
}

@Override
public void finished(TreeEvent event) {
 if (!finished) {
  SnmpUriResponse response = createResponse(event);
  if (response.getResponseType() == SnmpUriResponse.Type.NEXT) {
   response.setResponseType(SnmpUriResponse.Type.FINAL);
  }
  callback.onResponse(response, url, event.getUserObject());
  finished = true;
 }
}

  continue;
if (event.isError()) {
  LOG.error("Error in event: {}", event.getErrorMessage());
  continue;
VariableBinding[] varBindings = event.getVariableBindings();
if (varBindings == null || varBindings.length == 0) {
  continue;

public boolean next(TreeEvent e) {
 counts.requests++;
 if (e.getVariableBindings() != null) {
  VariableBinding[] vbs = e.getVariableBindings();
  counts.objects += vbs.length;
  for (int i=0; i<vbs.length; i++) {
   if (snapshot != null) {
    snapshot.add(vbs[i]);
   }
   System.out.println(vbs[i].toString());
  }
 }
 return true;
}

PDU respPDU = event.getResponse();
if (respPDU == null) {
 listener.finished(new TreeEvent(this, userObject,
                 RetrievalEvent.STATUS_TIMEOUT));
  listener.finished(new TreeEvent(this, userObject, new VariableBinding[0]));
 listener.finished(new TreeEvent(this, userObject,
                 respPDU.getErrorStatus()));
 listener.finished(new TreeEvent(this, userObject, respPDU));
   listener.finished(new TreeEvent(this, userObject,
                   RetrievalEvent.STATUS_WRONG_ORDER));
   finished = true;
   listener.next(new TreeEvent(this, userObject, vbs));
   l.clear();
  listener.finished(new TreeEvent(this, userObject, vbs));
  if (listener.next(new TreeEvent(this, userObject, vbs))) {
   int lastRowIndex = ((respPDU.size()/rootOIDs.length)-1) * rootOIDs.length;
   request.clear();
    listener.finished(new TreeEvent(this, userObject, new VariableBinding[0]));
   listener.finished(new TreeEvent(this, userObject, vbs));

@Override
public void finished(TreeEvent event) {
 if (!finished) {
  SnmpUriResponse response = createResponse(event);
  if (response.getResponseType() == SnmpUriResponse.Type.NEXT) {
   response.setResponseType(SnmpUriResponse.Type.FINAL);
  }
  callback.onResponse(response, url, event.getUserObject());
  finished = true;
 }
}

public boolean next(TreeEvent e) {
  counts.requests++;
  if (e.getVariableBindings() != null) {
    VariableBinding[] vbs = e.getVariableBindings();
    counts.objects += vbs.length;
    for (VariableBinding vb : vbs) {
      if (snapshot != null) {
        snapshot.add(vb);
      }
      out.println(vb.toString());
    }
  }
  return true;
}