Java Code Examples for io.fabric8.kubernetes.client.utils.Utils#checkNotNull()

public static boolean isStatefulSetReady(StatefulSet ss) {
  Utils.checkNotNull(ss, "StatefulSet can't be null.");
  StatefulSetSpec spec = ss.getSpec();
  StatefulSetStatus status = ss.getStatus();

  if (status == null || status.getReplicas() == null || status.getReadyReplicas() == null) {
    return false;
  }

  //Can be true in testing, so handle it to make test writing easier.
  if (spec == null || spec.getReplicas() == null) {
    return false;
  }

  return spec.getReplicas().intValue() == status.getReplicas()
    && spec.getReplicas().intValue() == status.getReadyReplicas();
}
 

public static boolean isDeploymentReady(Deployment d) {
  Utils.checkNotNull(d, "Deployment can't be null.");
  DeploymentSpec spec = d.getSpec();
  DeploymentStatus status = d.getStatus();

  if (status == null || status.getReplicas() == null || status.getAvailableReplicas() == null) {
    return false;
  }

  //Can be true in testing, so handle it to make test writing easier.
  if (spec == null || spec.getReplicas() == null) {
    return false;
  }

  return spec.getReplicas().intValue() == status.getReplicas() &&
    spec.getReplicas().intValue() <= status.getAvailableReplicas();
}
 

public static boolean isDeploymentConfigReady(DeploymentConfig d) {
  Utils.checkNotNull(d, "Deployment can't be null.");
  DeploymentConfigSpec spec = d.getSpec();
  DeploymentConfigStatus status = d.getStatus();

  if (status == null || status.getReplicas() == null || status.getAvailableReplicas() == null) {
    return false;
  }

  //Can be true in testing, so handle it to make test writing easier.
  if (spec == null || spec.getReplicas() == null) {
    return false;
  }

  return spec.getReplicas().intValue() == status.getReplicas() &&
    spec.getReplicas().intValue() <= status.getAvailableReplicas();
}
 

public static boolean isReplicationControllerReady(ReplicationController r) {
  Utils.checkNotNull(r, "ReplicationController can't be null.");
  ReplicationControllerSpec spec = r.getSpec();
  ReplicationControllerStatus status = r.getStatus();

  if (status == null || status.getReadyReplicas() == null) {
    return false;
  }

  //Can be true in testing, so handle it to make test writing easier.
  if (spec == null || spec.getReplicas() == null) {
    return false;
  }

  return spec.getReplicas().intValue() == status.getReadyReplicas();
}
 

public static boolean isEndpointsReady(Endpoints e) {
  Utils.checkNotNull(e, "Endpoints can't be null.");
  String name = e.getMetadata().getName();
  Utils.checkNotNull(name, "Endpoints name can't be null.");

  if (e.getSubsets() == null) {
    return false;
  }

  for (EndpointSubset subset : e.getSubsets()) {
    if(!subset.getAddresses().isEmpty() && !subset.getPorts().isEmpty()) {
      return true;
    }
  }
  return false;
}
 

public PodMetrics metrics(String namespace, String podName) {
  try {
    Utils.checkNotNull(namespace, "Namespace not provided");
    Utils.checkNotNull(podName, "Name not provided");

    String resourceUrl = URLUtils.join(config.getMasterUrl(), METRIC_ENDPOINT_URL,
      "namespaces", namespace, "pods", podName);
    return handleMetric(resourceUrl, PodMetrics.class);
  } catch(Exception e) {
    throw KubernetesClientException.launderThrowable(e);
  }
}
 

public static boolean isReplicaSetReady(ReplicaSet r) {
  Utils.checkNotNull(r, "ReplicationController can't be null.");
  ReplicaSetSpec spec = r.getSpec();
  ReplicaSetStatus status = r.getStatus();

  if (status == null || status.getReadyReplicas() == null) {
    return false;
  }

  //Can be true in testing, so handle it to make test writing easier.
  if (spec == null || spec.getReplicas() == null) {
    return false;
  }
  return spec.getReplicas().intValue() == status.getReadyReplicas();
}
 

public static boolean isPodReady(Pod pod) {
  Utils.checkNotNull(pod, "Pod can't be null.");
  PodCondition condition = getPodReadyCondition(pod);

  //Can be true in testing, so handle it to make test writing easier.
  if (condition == null  || condition.getStatus() == null) {
    return false;
  }
  return condition.getStatus().equalsIgnoreCase(TRUE);
}
 

/**
 * Returns the ready condition of the pod.
 * @param pod   The target pod.
 * @return      The {@link PodCondition} or null if not found.
 */
private static PodCondition getPodReadyCondition(Pod pod) {
  Utils.checkNotNull(pod, "Pod can't be null.");

  if (pod.getStatus() == null || pod.getStatus().getConditions() == null) {
    return null;
  }

  for (PodCondition condition : pod.getStatus().getConditions()) {
    if (POD_READY.equals(condition.getType())) {
      return condition;
    }
  }
  return null;
}
 

public static boolean isNodeReady(Node node) {
  Utils.checkNotNull(node, "Node can't be null.");
  NodeCondition condition = getNodeReadyCondition(node);
  if (condition == null || condition.getStatus() == null) {
    return false;
  }
  return condition.getStatus().equalsIgnoreCase(TRUE);
}
 

/**
 * Returns the ready condition of the node.
 * 
 * @param node The target node.
 * @return The {@link NodeCondition} or null if not found.
 */
private static NodeCondition getNodeReadyCondition(Node node) {
  Utils.checkNotNull(node, "Node can't be null.");

  if (node.getStatus() == null || node.getStatus().getConditions() == null) {
    return null;
  }

  for (NodeCondition condition : node.getStatus().getConditions()) {
    if (NODE_READY.equals(condition.getType())) {
      return condition;
    }
  }
  return null;
}