Examples with HttpResponse co.cask.common.http.HttpResponse used on opensource projects

Example 81 with HttpResponse

use of co.cask.common.http.HttpResponse in project cdap by caskdata.

the class ProgramClient method getLiveInfo.

/**
   * Gets the live information of a program. In distributed CDAP,
   * this will contain IDs of the YARN applications that are running the program.
   *
   * @param program the program
   * @return {@link ProgramLiveInfo} of the program
   * @throws IOException if a network error occurred
   * @throws ProgramNotFoundException if the program with the specified name could not be found
   * @throws UnauthenticatedException if the request is not authorized successfully in the gateway server
   */
public DistributedProgramLiveInfo getLiveInfo(ProgramId program) throws IOException, ProgramNotFoundException, UnauthenticatedException, UnauthorizedException {
    String path = String.format("apps/%s/%s/%s/live-info", program.getApplication(), program.getType().getCategoryName(), program.getProgram());
    URL url = config.resolveNamespacedURLV3(program.getNamespaceId(), path);
    HttpResponse response = restClient.execute(HttpMethod.GET, url, config.getAccessToken(), HttpURLConnection.HTTP_NOT_FOUND);
    if (response.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
        throw new ProgramNotFoundException(program);
    }
    return ObjectResponse.fromJsonBody(response, DistributedProgramLiveInfo.class).getResponseObject();
}

Example 82 with HttpResponse

use of co.cask.common.http.HttpResponse in project cdap by caskdata.

the class MetricsClient method searchMetrics.

/**
   * Searches for metrics matching the given tags.
   *
   * @param tags the tags to match
   * @return the metrics matching the given tags
   * @throws IOException if a network error occurred
   * @throws UnauthenticatedException if the request is not authorized successfully in the gateway server
   */
public List<String> searchMetrics(Map<String, String> tags) throws IOException, UnauthenticatedException, UnauthorizedException {
    List<String> queryParts = Lists.newArrayList();
    queryParts.add("target=metric");
    addTags(tags, queryParts);
    URL url = config.resolveURLV3(String.format("metrics/search?%s", Joiner.on("&").join(queryParts)));
    HttpResponse response = restClient.execute(HttpMethod.POST, url, config.getAccessToken());
    ObjectResponse<List<String>> result = ObjectResponse.fromJsonBody(response, new TypeToken<List<String>>() {
    }.getType());
    return result.getResponseObject();
}

Example 83 with HttpResponse

use of co.cask.common.http.HttpResponse in project cdap by caskdata.

the class MonitorClient method listSystemServices.

/**
   * Lists all system services.
   *
   * @return list of {@link SystemServiceMeta}s.
   * @throws IOException if a network error occurred
   * @throws UnauthenticatedException if the request is not authorized successfully in the gateway server
   */
public List<SystemServiceMeta> listSystemServices() throws IOException, UnauthenticatedException, UnauthorizedException {
    URL url = config.resolveURL("system/services");
    HttpResponse response = restClient.execute(HttpMethod.GET, url, config.getAccessToken());
    return ObjectResponse.fromJsonBody(response, new TypeToken<List<SystemServiceMeta>>() {
    }).getResponseObject();
}

Example 84 with HttpResponse

use of co.cask.common.http.HttpResponse in project cdap by caskdata.

the class MonitorClient method getAllSystemServiceStatus.

/**
   * Gets the status of all system services.
   *
   * @return map from service name to service status
   * @throws IOException if a network error occurred
   * @throws UnauthenticatedException if the request is not authorized successfully in the gateway server
   */
public Map<String, String> getAllSystemServiceStatus() throws IOException, UnauthenticatedException, UnauthorizedException {
    URL url = config.resolveURL("system/services/status");
    HttpResponse response = restClient.execute(HttpMethod.GET, url, config.getAccessToken());
    return ObjectResponse.fromJsonBody(response, new TypeToken<Map<String, String>>() {
    }).getResponseObject();
}

Example 85 with HttpResponse

use of co.cask.common.http.HttpResponse in project cdap by caskdata.

the class MonitorClient method getSystemServiceInstances.

/**
   * Gets the number of instances the system service is running on.
   *
   * @param serviceName name of the system service
   * @return number of instances the system service is running on
   * @throws IOException if a network error occurred
   * @throws NotFoundException if the system service with the specified name was not found
   * @throws ServiceNotEnabledException if the system service is not currently enabled
   * @throws UnauthenticatedException if the request is not authorized successfully in the gateway server
   */
public int getSystemServiceInstances(String serviceName) throws IOException, NotFoundException, ServiceNotEnabledException, UnauthenticatedException, UnauthorizedException {
    URL url = config.resolveURL(String.format("system/services/%s/instances", serviceName));
    HttpResponse response = restClient.execute(HttpMethod.GET, url, config.getAccessToken(), HttpURLConnection.HTTP_NOT_FOUND, HttpURLConnection.HTTP_FORBIDDEN);
    if (response.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
        throw new NotFoundException(new SystemServiceId(serviceName));
    } else if (response.getResponseCode() == HttpURLConnection.HTTP_FORBIDDEN) {
        throw new ServiceNotEnabledException(serviceName);
    }
    return ObjectResponse.fromJsonBody(response, Instances.class).getResponseObject().getInstances();
}