Examples with DetectRequest org.opennms.netmgt.provision.DetectRequest used on opensource projects

Example 1 with DetectRequest

use of org.opennms.netmgt.provision.DetectRequest in project opennms by OpenNMS.

the class DetectorRequestBuilderImpl method execute.

/**
     * Builds the {@link DetectorRequestDTO} and executes the requested detector
     * via the RPC client.
     */
@Override
public CompletableFuture<Boolean> execute() {
    if (address == null) {
        throw new IllegalArgumentException("Address is required.");
    } else if (className == null) {
        throw new IllegalArgumentException("Detector class name is required.");
    }
    // Retrieve the factory associated with the requested detector
    final ServiceDetectorFactory<?> factory = client.getRegistry().getDetectorFactoryByClassName(className);
    if (factory == null) {
        // Fail immediately if no suitable factory was found
        throw new IllegalArgumentException("No factory found for detector with class name '" + className + "'.");
    }
    // Store all of the request details in the DTO
    final DetectorRequestDTO detectorRequestDTO = new DetectorRequestDTO();
    detectorRequestDTO.setLocation(location);
    detectorRequestDTO.setClassName(className);
    detectorRequestDTO.setAddress(address);
    detectorRequestDTO.addDetectorAttributes(attributes);
    // Attempt to extract the port from the list of attributes
    Integer port = null;
    final String portString = attributes.get(PORT);
    if (portString != null) {
        try {
            port = Integer.parseInt(portString);
        } catch (NumberFormatException nfe) {
            LOG.warn("Failed to parse port as integer from: ", portString);
        }
    }
    // Build the DetectRequest and store the runtime attributes in the DTO
    final DetectRequest request = factory.buildRequest(location, address, port, attributes);
    detectorRequestDTO.addRuntimeAttributes(request.getRuntimeAttributes());
    // Execute the request
    return client.getDelegate().execute(detectorRequestDTO).thenApply(response -> {
        try {
            factory.afterDetect(request, response, nodeId);
        } catch (Throwable t) {
            LOG.error("Error while processing detect callback.", t);
        }
        return response.isDetected();
    });
}