Package com.hazelcast.spi.merge

Class NamespaceAwareSplitBrainMergePolicyProvider

java.lang.Object

com.hazelcast.spi.merge.SplitBrainMergePolicyProvider

com.hazelcast.spi.merge.NamespaceAwareSplitBrainMergePolicyProvider

public final class NamespaceAwareSplitBrainMergePolicyProvider
extends SplitBrainMergePolicyProvider

A provider for SplitBrainMergePolicy instances that supports namespace awareness.

Registers both out-of-the-box merge policies, identified by their fully qualified and simple class names, and custom merge policies based on the user-defined namespace container name.

Since:

5.6

Field Summary

Fields inherited from class com.hazelcast.spi.merge.SplitBrainMergePolicyProvider

mergePolicyMap, OUT_OF_THE_BOX_MERGE_POLICIES

Constructor Summary

Constructors

Constructor	Description
NamespaceAwareSplitBrainMergePolicyProvider(com.hazelcast.spi.impl.NodeEngine nodeEngine)	Constructs a new provider for SplitBrainMergePolicy classes.

Method Summary

Modifier and Type	Method	Description
void	clearNamespaceCache(String namespace)
SplitBrainMergePolicy	getMergePolicy(String className, String namespace)	Resolves the SplitBrainMergePolicy class by its classname within the specified namespace.

Methods inherited from class com.hazelcast.spi.merge.SplitBrainMergePolicyProvider

getMergePolicy, isPredefinedMergePolicy

Methods inherited from class java.lang.Object

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

Constructor Details

NamespaceAwareSplitBrainMergePolicyProvider

public NamespaceAwareSplitBrainMergePolicyProvider(com.hazelcast.spi.impl.NodeEngine nodeEngine)

Constructs a new provider for SplitBrainMergePolicy classes.

Parameters:

nodeEngine - the NodeEngine to retrieve the classloader from

Method Details

getMergePolicy

public SplitBrainMergePolicy getMergePolicy(String className,
 @Nullable
 String namespace)

Resolves the SplitBrainMergePolicy class by its classname within the specified namespace. If the namespace is null, the default namespace is used.

Overrides:

getMergePolicy in class SplitBrainMergePolicyProvider

Parameters:

className - the merge policy classname to resolve

namespace - user namespace container name

Returns:

the resolved SplitBrainMergePolicy class

Throws:

InvalidConfigurationException - when the classname could not be resolved

clearNamespaceCache

public void clearNamespaceCache(String namespace)

Overrides:

clearNamespaceCache in class SplitBrainMergePolicyProvider