com.elastisys.scale.cloudpool.openstack.requests

Class AbstractOpenstackRequest<R>

java.lang.Object

com.elastisys.scale.cloudpool.openstack.requests.AbstractOpenstackRequest<R>

Type Parameters:

R - the response type

All Implemented Interfaces:

Callable<R>

Direct Known Subclasses:

AssignFloatingIpRequest, CreateServerRequest, DeleteServerMetadataRequest, DeleteServerRequest, GetServerRequest, ListImagesRequest, ListServersWithTagRequest, ListSizesRequest, ServerExistsRequest, UpdateServerMetadataRequest

public abstract class AbstractOpenstackRequest<R>
extends Object
implements Callable<R>

An abstract base class for implementing OpenStack request clients.

Sub-classes need to implement doRequest(OSClient).

Constructor Summary

Constructors

Constructor and Description
AbstractOpenstackRequest(OpenStackPoolDriverConfig accessConfig) Constructs a new AbstractOpenstackRequest with an access configuration object that describes how to connect with the OpenStack API.

Method Summary

Methods

Modifier and Type	Method and Description
R	call()
abstract R	doRequest(org.openstack4j.api.OSClient api) Carries out the request and returns the response.
OpenStackPoolDriverConfig	getAccessConfig() Returns the configuration details for accessing the targeted OpenStack account.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractOpenstackRequest

public AbstractOpenstackRequest(OpenStackPoolDriverConfig accessConfig)

Constructs a new AbstractOpenstackRequest with an access configuration object that describes how to connect with the OpenStack API.

Parameters:

accessConfig - OpenStack API access configuration.

Method Detail

getAccessConfig

public OpenStackPoolDriverConfig getAccessConfig()

Returns the configuration details for accessing the targeted OpenStack account.

Returns:

call

public R call()
       throws RuntimeException

Specified by:

call in interface Callable<R>

Throws:

RuntimeException

doRequest

public abstract R doRequest(org.openstack4j.api.OSClient api)
                     throws RuntimeException

Carries out the request and returns the response.

Parameters:

api - An authenticated OpenStack API client that is instructed to operate against the configured region.

Returns:

The response.

Throws:

RuntimeException - if the request failed.