org.opennebula.client
Class Pool

java.lang.Object
  org.opennebula.client.Pool

Direct Known Subclasses:

AclPool, ClusterPool, DatastorePool, DocumentPool, GroupPool, HostPool, ImagePool, TemplatePool, UserPool, VirtualMachinePool, VirtualNetworkPool

public abstract class Pool
extends java.lang.Object

Represents a generic OpenNebula Pool in XML format and provides the basic functionality to handle the Pool elements.

Field Summary

static int	ALL All resources in the pool
protected Client	client
protected java.lang.String	elementName
protected java.lang.String	infoMethod
static int	MINE Connected user's resources
static int	MINE_GROUP Connected user's resources, and the ones in his group
protected org.w3c.dom.NodeList	poolElements

Constructor Summary

protected

Pool(java.lang.String elementName, Client client, java.lang.String infoMethod) Protected constructor, to be called from subclasses.

Method Summary

abstract PoolElement	factory(org.w3c.dom.Node node) The factory method returns a suitable PoolElement object from an XML node.
protected PoolElement	getById(int id) Returns the element with the given Id from the pool.
int	getLength() The number of elements in the pool.
protected OneResponse	info()
protected static OneResponse	info(Client client, java.lang.String infoMethod) Info methods
protected static OneResponse	info(Client client, java.lang.String infoMethod, int filter, int startId, int endId)
protected OneResponse	info(int filter, int startId, int endId)
protected OneResponse	infoAll()
protected static OneResponse	infoAll(Client client, java.lang.String infoMethod)
protected OneResponse	infoGroup()
protected static OneResponse	infoGroup(Client client, java.lang.String infoMethod)
protected OneResponse	infoMine()
protected static OneResponse	infoMine(Client client, java.lang.String infoMethod)
PoolElement	item(int index) Returns the indexth element in the pool.
protected void	processInfo(OneResponse info) After a *pool.info call, this method builds the internal xml representation of the pool.
protected static OneResponse	xmlrpcInfo(Client client, java.lang.String infoMethod, java.lang.Object... args)

Methods inherited from class java.lang.Object

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

Field Detail

client

protected Client client

elementName

protected java.lang.String elementName

infoMethod

protected java.lang.String infoMethod

poolElements

protected org.w3c.dom.NodeList poolElements

ALL

public static final int ALL

All resources in the pool

See Also:

Constant Field Values

MINE

public static final int MINE

Connected user's resources

See Also:

Constant Field Values

MINE_GROUP

public static final int MINE_GROUP

Connected user's resources, and the ones in his group

See Also:

Constant Field Values

Constructor Detail

Pool

protected Pool(java.lang.String elementName,
               Client client,
               java.lang.String infoMethod)

Protected constructor, to be called from subclasses.

Parameters:

elementName - Name of the PoolElement's xml element

client - XML-RPC client which will handle calls

infoMethod - XML-RPC info method for the subclass Pool

Method Detail

factory

public abstract PoolElement factory(org.w3c.dom.Node node)

The factory method returns a suitable PoolElement object from an XML node. Each Pool must implement the corresponding factory method.

Parameters:

node - XML Dom node to build the PoolElement from

Returns:

The corresponding PoolElement

info

protected static OneResponse info(Client client,
                                  java.lang.String infoMethod)

Info methods

info

protected static OneResponse info(Client client,
                                  java.lang.String infoMethod,
                                  int filter,
                                  int startId,
                                  int endId)

infoAll

protected static OneResponse infoAll(Client client,
                                     java.lang.String infoMethod)

infoMine

protected static OneResponse infoMine(Client client,
                                      java.lang.String infoMethod)

infoGroup

protected static OneResponse infoGroup(Client client,
                                       java.lang.String infoMethod)

xmlrpcInfo

protected static OneResponse xmlrpcInfo(Client client,
                                        java.lang.String infoMethod,
                                        java.lang.Object... args)

info

protected OneResponse info()

infoAll

protected OneResponse infoAll()

infoMine

protected OneResponse infoMine()

infoGroup

protected OneResponse infoGroup()

info

protected OneResponse info(int filter,
                           int startId,
                           int endId)

processInfo

protected void processInfo(OneResponse info)

After a *pool.info call, this method builds the internal xml representation of the pool.

Parameters:

info - The XML-RPC *pool.info response

item

public PoolElement item(int index)

Returns the indexth element in the pool. If index is greater than or equal to the number of elements in the pool, this returns null.

Parameters:

index - Index of the element.

Returns:

The element at the indexth position in the pool, or null if that is not a valid index.

getById

protected PoolElement getById(int id)

Returns the element with the given Id from the pool. If it is not found, then returns null. The method info() must be called before.

Parameters:

id - of the element to retrieve

Returns:

The element with the given Id, or null if it was not found.

getLength

public int getLength()

The number of elements in the pool.

Returns:

The number of elements in the pool.