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com.tangosol.net
Class ConfigurableQuorumPolicy

java.lang.Object
com.tangosol.util.Base
com.tangosol.net.ConfigurableQuorumPolicy

All Implemented Interfaces:

ActionPolicy

Direct Known Subclasses:

ConfigurableQuorumPolicy.ClusterQuorumPolicy, ConfigurableQuorumPolicy.MembershipQuorumPolicy, ConfigurableQuorumPolicy.WrapperQuorumPolicy

public abstract class ConfigurableQuorumPolicy

extends Base

implements ActionPolicy

ConfigurableQuorumPolicy provides a Quorum-based ActionPolicy for services based on the cluster-configuration.

Since:

Coherence 3.6

Author:

rhl 2009.05.07

Nested Class Summary

static class	ConfigurableQuorumPolicy.ClusterQuorumPolicy ClusterQuorumPolicy defines an action policy that is applicable to the cluster.
static class	ConfigurableQuorumPolicy.MembershipQuorumPolicy MembershipQuorumPolicy is a quorum policy that is stateless and based solely on service membership sizes.
static class	ConfigurableQuorumPolicy.PartitionedCacheQuorumPolicy PartitionedCacheQuorumPolicy defines a configurable quorum policy that is applicable to a DistributedCacheService.
static class	ConfigurableQuorumPolicy.ProxyQuorumPolicy ProxyQuorumPolicy defines a configurable quorum policy that is applicable to a proxy service.
static class	ConfigurableQuorumPolicy.WrapperQuorumPolicy WrapperQuorumPolicy is a ConfigurableQuorumPolicy that wraps an arbitrary ActionPolicy instance.

Constructor Summary

protected

ConfigurableQuorumPolicy() Create a ConfigurableQuorumPolicy.

Method Summary

abstract java.lang.String	getStatusDescription() Return a String that describes the current Quorum state.
static ConfigurableQuorumPolicy.ClusterQuorumPolicy	instantiateClusterPolicy(java.util.Map mapQuorum) Instantiate an action policy for the a cluster service.
static ConfigurableQuorumPolicy.PartitionedCacheQuorumPolicy	instantiatePartitionedCachePolicy(ConfigurableQuorumPolicy.MembershipQuorumPolicy.QuorumRule[] aRule, AddressProvider providerRecoveryAddr) Instantiate an action policy for a PartitionedCache service.
static ConfigurableQuorumPolicy.ProxyQuorumPolicy	instantiateProxyPolicy(ConfigurableQuorumPolicy.MembershipQuorumPolicy.QuorumRule[] aRule) Instantiate an action policy for the a proxy service.

Methods inherited from interface com.tangosol.net.ActionPolicy

init, isAllowed, toString

Constructor Detail

ConfigurableQuorumPolicy

protected ConfigurableQuorumPolicy()

Create a ConfigurableQuorumPolicy.

Method Detail

getStatusDescription

public abstract java.lang.String getStatusDescription()

Return a String that describes the current Quorum state.

Returns:

a String describing the allowed actions in the current state

instantiatePartitionedCachePolicy

public static ConfigurableQuorumPolicy.PartitionedCacheQuorumPolicy instantiatePartitionedCachePolicy(ConfigurableQuorumPolicy.MembershipQuorumPolicy.QuorumRule[] aRule,
                                                                                                      AddressProvider providerRecoveryAddr)

Instantiate an action policy for a PartitionedCache service.

Parameters:

aRule - the quorum rule to be used for this policy

providerRecoveryAddr - the address-provider for recovery addresses

Returns:

an action policy for a PartitionedCache service

instantiateProxyPolicy

public static ConfigurableQuorumPolicy.ProxyQuorumPolicy instantiateProxyPolicy(ConfigurableQuorumPolicy.MembershipQuorumPolicy.QuorumRule[] aRule)

Instantiate an action policy for the a proxy service.

Parameters:

aRule - the quorum rule to be used for this policy

Returns:

an action policy for a Proxy service

instantiateClusterPolicy

public static ConfigurableQuorumPolicy.ClusterQuorumPolicy instantiateClusterPolicy(java.util.Map mapQuorum)

Instantiate an action policy for the a cluster service.

Parameters:

mapQuorum - the map of quorum count keyed by member role.

Returns:

an action policy for the cluster

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