Example usage for com.amazonaws.services.elasticloadbalancing.model DeregisterInstancesFromLoadBalancerRequest withInstances

Introduction

In this page you can find the example usage for com.amazonaws.services.elasticloadbalancing.model DeregisterInstancesFromLoadBalancerRequest withInstances.

Prototype

public DeregisterInstancesFromLoadBalancerRequest withInstances(java.util.Collection<Instance> instances) 

Source Link

Document

The IDs of the instances.

Usage

From source file:jp.primecloud.auto.process.aws.AwsLoadBalancerProcess.java

License:Open Source License

public void unregisterInstances(AwsProcessClient awsProcessClient, Long loadBalancerNo,
        List<Long> instanceNos) {
    if (instanceNos.isEmpty()) {
        // ???????
        return;//from  ww  w  . j ava 2 s.c  om
    }

    // ?????
    {
        List<Long> tmpInstanceNos = new ArrayList<Long>();
        List<LoadBalancerInstance> loadBalancerInstances = loadBalancerInstanceDao
                .readByLoadBalancerNo(loadBalancerNo);
        for (LoadBalancerInstance loadBalancerInstance : loadBalancerInstances) {
            if (instanceNos.contains(loadBalancerInstance.getInstanceNo())) {
                LoadBalancerInstanceStatus status = LoadBalancerInstanceStatus
                        .fromStatus(loadBalancerInstance.getStatus());
                if (status == LoadBalancerInstanceStatus.RUNNING) {
                    tmpInstanceNos.add(loadBalancerInstance.getInstanceNo());
                }
            }
        }
        instanceNos = tmpInstanceNos;
    }

    if (instanceNos.isEmpty()) {
        // ?????????
        return;
    }

    // ????
    {
        List<Long> tmpInstanceNos = new ArrayList<Long>();
        List<Instance> instances = instanceDao.readInInstanceNos(instanceNos);
        for (Instance instance : instances) {
            InstanceStatus status = InstanceStatus.fromStatus(instance.getStatus());
            if (status == InstanceStatus.RUNNING) {
                tmpInstanceNos.add(instance.getInstanceNo());
            }
        }
        instanceNos = tmpInstanceNos;
    }

    if (instanceNos.isEmpty()) {
        // ????????
        return;
    }

    // ID?
    List<String> instanceIds = new ArrayList<String>();
    {
        List<AwsInstance> awsInstances = awsInstanceDao.readInInstanceNos(instanceNos);
        for (AwsInstance awsInstance : awsInstances) {
            instanceIds.add(awsInstance.getInstanceId());
        }
    }

    try {
        // ?
        AwsLoadBalancer awsLoadBalancer = awsLoadBalancerDao.read(loadBalancerNo);
        DeregisterInstancesFromLoadBalancerRequest request = new DeregisterInstancesFromLoadBalancerRequest();
        request.withLoadBalancerName(awsLoadBalancer.getName());
        for (String instanceId : instanceIds) {
            request.withInstances(new com.amazonaws.services.elasticloadbalancing.model.Instance(instanceId));
        }
        awsProcessClient.getElbClient().deregisterInstancesFromLoadBalancer(request);

        if (log.isInfoEnabled()) {
            log.info(MessageUtils.getMessage("IPROCESS-200142", awsLoadBalancer.getName(), instanceIds));
        }

        // 
        processLogger.debug(null, null, "AwsElbInstancesDeregist", new Object[] {
                awsProcessClient.getPlatform().getPlatformName(), awsLoadBalancer.getName(), instanceIds });

    } catch (RuntimeException e) {
        // ?
        List<LoadBalancerInstance> loadBalancerInstances = loadBalancerInstanceDao
                .readByLoadBalancerNo(loadBalancerNo);
        for (LoadBalancerInstance loadBalancerInstance : loadBalancerInstances) {
            if (instanceNos.contains(loadBalancerInstance.getInstanceNo())) {
                loadBalancerInstance.setStatus(LoadBalancerInstanceStatus.WARNING.toString());
                loadBalancerInstanceDao.update(loadBalancerInstance);
            }
        }

        throw e;
    }

    // ?
    List<LoadBalancerInstance> loadBalancerInstances = loadBalancerInstanceDao
            .readByLoadBalancerNo(loadBalancerNo);
    for (LoadBalancerInstance loadBalancerInstance : loadBalancerInstances) {
        if (instanceNos.contains(loadBalancerInstance.getInstanceNo())) {
            loadBalancerInstance.setStatus(LoadBalancerInstanceStatus.STOPPED.toString());
            loadBalancerInstanceDao.update(loadBalancerInstance);
        }
    }
}

---