@Override
public void onResponse(ResponseEvent event) {
SnmpUriResponse response = new SnmpUriResponse(SnmpUriResponse.Type.TIMEOUT);
PDU responsePDU = event.getResponse();
if (responsePDU != null) {
if (responsePDU.getErrorStatus() != PDU.noError) {
response = new SnmpUriResponse(responsePDU.getErrorStatus());
} else {
response =
new SnmpUriResponse(
Collections.singletonList(
responsePDU
.getVariableBindings()
.toArray(new VariableBinding[responsePDU.size()])));
}
}
callback.onResponse(response, url, event.getUserObject());
}
/**
* Read a variable saved into @DriverConfiguration object
*
* @param propertyConfiguration driver configuration object
* @throws GenericException if configuration fatal error
*/
@Override
public void readValue(DriverConfiguration propertyConfiguration) throws GenericException {
try {
ResponseEvent response = snmpGet(String.valueOf(propertyConfiguration.getValue()));
if (response != null) {
if (log.isDebugEnabled()) {
log.debug("Got Snmp Get Response from Agent");
}
PDU responsePDU = response.getResponse();
if (responsePDU != null) {
int errorStatus = responsePDU.getErrorStatus();
if (errorStatus == PDU.noError) {
Vector<? extends VariableBinding> variableBindings = responsePDU.getVariableBindings();
if (log.isDebugEnabled()) {
log.debug(String.format("Snmp Get Response = %s", variableBindings));
}
VariableBinding variableBinding = variableBindings.get(0);
Variable variable = variableBinding.getVariable();
Object value = convert(variable, getValueType(variable));
setValue(propertyConfiguration, value);
} else {
notifyResponse(response, propertyConfiguration.getName());
}
} else {
if (log.isDebugEnabled()) {
log.debug("Error: Response PDU is null");
}
}
} else {
notifyResponse(response, propertyConfiguration.getName());
}
} catch (Exception e) {
throw new GenericException(e);
}
}