org.ow2.jasmine.vmm.agent.domain.policy
Class PolicyRegistry

java.lang.Object
  org.ow2.jasmine.vmm.agent.domain.policy.PolicyRegistry

public final class PolicyRegistry
extends java.lang.Object

The PolicyRegistry is a singleton class which acts as a factory of VM placement policies. A VM placement policy can be specified through an user-friendly policy Id in a domain XML configuration file. The mapping between theses aliases and Java classes is resolved by a a property file (etc/vm_placement_map.properties).

Method Summary

static PolicyRegistry	getInstance() Returns the single PolicyRegistry instance
VMPlacementPolicy	newDefaultPolicy() Returns the default VM placement policy
VMPlacementPolicy	newPolicy(java.lang.String policyId) Returns the VM placement policy corresponding to the provided policy Id

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static PolicyRegistry getInstance()

Returns the single PolicyRegistry instance

Returns:

newPolicy

public VMPlacementPolicy newPolicy(java.lang.String policyId)

Returns the VM placement policy corresponding to the provided policy Id

Parameters:

policyId - the policy Id of the VM placement policy to create

Returns:

newDefaultPolicy

public VMPlacementPolicy newDefaultPolicy()

Returns the default VM placement policy

Returns: