com.thinkaurelius.titan.diskstorage.keycolumnvalue.keyvalue

Class BaseKeyColumnValueAdapter

java.lang.Object

com.thinkaurelius.titan.diskstorage.keycolumnvalue.keyvalue.BaseKeyColumnValueAdapter

All Implemented Interfaces:

KeyColumnValueStore

Direct Known Subclasses:

OrderedKeyValueStoreAdapter

public abstract class BaseKeyColumnValueAdapter
extends Object
implements KeyColumnValueStore

Author:

Matthias Broecheler (me@matthiasb.com)

Field Summary

Fields inherited from interface com.thinkaurelius.titan.diskstorage.keycolumnvalue.KeyColumnValueStore

NO_ADDITIONS, NO_DELETIONS

Constructor Summary

Constructors

Constructor and Description
BaseKeyColumnValueAdapter(KeyValueStore store)

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Closes this store
String	getName() Returns the name of this store.
Map<StaticBuffer,EntryList>	getSlice(List<StaticBuffer> keys, SliceQuery query, StoreTransaction txh) Retrieves the list of entries (i.e.
boolean	isClosed()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.thinkaurelius.titan.diskstorage.keycolumnvalue.KeyColumnValueStore

acquireLock, getKeys, getKeys, getSlice, mutate

Constructor Detail

BaseKeyColumnValueAdapter

public BaseKeyColumnValueAdapter(KeyValueStore store)

Method Detail

getSlice

public Map<StaticBuffer,EntryList> getSlice(List<StaticBuffer> keys,
                                   SliceQuery query,
                                   StoreTransaction txh)
                                     throws StorageException

Description copied from interface: KeyColumnValueStore

Retrieves the list of entries (i.e. column-value pairs) as specified by the given SliceQuery for all of the given keys together.

Specified by:

getSlice in interface KeyColumnValueStore

Parameters:

keys - List of keys

query - Slicequery specifying matching entries

txh - Transaction

Returns:

The result of the query for each of the given keys as a map from the key to the list of result entries.

Throws:

StorageException

getName

public String getName()

Description copied from interface: KeyColumnValueStore

Returns the name of this store. Each store has a unique name which is used to open it.

Specified by:

getName in interface KeyColumnValueStore

Returns:

store name

See Also:

KeyColumnValueStoreManager.openDatabase(String)

close

public void close()
           throws StorageException

Description copied from interface: KeyColumnValueStore

Closes this store

Specified by:

close in interface KeyColumnValueStore

Throws:

StorageException

isClosed

public boolean isClosed()