Package org.openspaces.persistency.cassandra.meta

Class ColumnFamilyMetadataCache

java.lang.Object

org.openspaces.persistency.cassandra.meta.ColumnFamilyMetadataCache

public class ColumnFamilyMetadataCache
extends Object

A simple ConcurrentMap based cache to store ColumnFamilyMetadata in-memory.

Since:

9.1.1

Author:

Dan Kilman

Constructor Summary

Constructors

Constructor	Description
ColumnFamilyMetadataCache()

Method Summary

Modifier and Type	Method	Description
void	addColumnFamilyMetadata(String typeName, ColumnFamilyMetadata metadata)	Adds the given ColumnFamilyMetadata using the typeName as key.
ConcurrentMap<String,ColumnFamilyMetadata>	getColumnFamiliesMetadata()
ColumnFamilyMetadata	getColumnFamilyMetadata(String typeName)

Methods inherited from class java.lang.Object

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

Constructor Details

ColumnFamilyMetadataCache

public ColumnFamilyMetadataCache()

Method Details

getColumnFamilyMetadata

public ColumnFamilyMetadata getColumnFamilyMetadata(String typeName)

Parameters:

typeName - The type name matching to requested ColumnFamilyMetadata

Returns:

the matching ColumnFamilyMetadata or null if not found.

addColumnFamilyMetadata

public void addColumnFamilyMetadata(String typeName,
 ColumnFamilyMetadata metadata)

Adds the given ColumnFamilyMetadata using the typeName as key. Will override entries if they already exist.

Parameters:

typeName - the type name.

metadata - the metadata.

getColumnFamiliesMetadata

public ConcurrentMap<String,ColumnFamilyMetadata> getColumnFamiliesMetadata()

Returns:

A map from type name to column family metadata of all currently in-memory ColumnFamilyMetadata.