org.neo4j.causalclustering.core.state.storage

Class DurableStateStorage<STATE>

java.lang.Object

org.neo4j.kernel.lifecycle.LifecycleAdapter

org.neo4j.causalclustering.core.state.storage.DurableStateStorage<STATE>

All Implemented Interfaces:

StateStorage<STATE>, org.neo4j.kernel.lifecycle.Lifecycle

Direct Known Subclasses:

DurableStateStorageImporter

public class DurableStateStorage<STATE>
extends org.neo4j.kernel.lifecycle.LifecycleAdapter
implements StateStorage<STATE>

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.kernel.lifecycle.Lifecycle

org.neo4j.kernel.lifecycle.Lifecycle.Delegate

Constructor Summary

Constructors

Constructor and Description
DurableStateStorage(org.neo4j.io.fs.FileSystemAbstraction fsa, File baseDir, String name, StateMarshal<STATE> marshal, int numberOfEntriesBeforeRotation, org.neo4j.logging.LogProvider logProvider)

Method Summary

Modifier and Type	Method and Description
boolean	exists()
STATE	getInitialState()
void	init()
void	persistStoreData(STATE state)
void	shutdown()

Methods inherited from class org.neo4j.kernel.lifecycle.LifecycleAdapter

start, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

DurableStateStorage

public DurableStateStorage(org.neo4j.io.fs.FileSystemAbstraction fsa,
                           File baseDir,
                           String name,
                           StateMarshal<STATE> marshal,
                           int numberOfEntriesBeforeRotation,
                           org.neo4j.logging.LogProvider logProvider)

Method Detail

exists

public boolean exists()

getInitialState

public STATE getInitialState()

Specified by:

getInitialState in interface StateStorage<STATE>

init

public void init()
          throws IOException

Specified by:

init in interface org.neo4j.kernel.lifecycle.Lifecycle

Overrides:

init in class org.neo4j.kernel.lifecycle.LifecycleAdapter

Throws:

IOException

shutdown

public void shutdown()
              throws IOException

Specified by:

shutdown in interface org.neo4j.kernel.lifecycle.Lifecycle

Overrides:

shutdown in class org.neo4j.kernel.lifecycle.LifecycleAdapter

Throws:

IOException

persistStoreData

public void persistStoreData(STATE state)
                      throws IOException

Specified by:

persistStoreData in interface StateStorage<STATE>

Throws:

IOException