org.elasticsearch.gateway

Class MetaStateService

java.lang.Object

org.elasticsearch.common.component.AbstractComponent

org.elasticsearch.gateway.MetaStateService

public class MetaStateService
extends AbstractComponent

Handles writing and loading both MetaData and IndexMetaData

Field Summary

Fields inherited from class org.elasticsearch.common.component.AbstractComponent

deprecationLogger, logger, settings

Constructor Summary

Constructors

Constructor and Description
MetaStateService(Settings settings, NodeEnvironment nodeEnv)

Method Summary

Modifier and Type	Method and Description
IndexMetaData	loadIndexState(Index index) Loads the index state for the provided index name, returning null if doesn't exists.
void	writeIndex(java.lang.String reason, IndexMetaData indexMetaData) Writes the index state.

Methods inherited from class org.elasticsearch.common.component.AbstractComponent

logDeprecatedSetting, logRemovedSetting, nodeName

Methods inherited from class java.lang.Object

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

Constructor Detail

MetaStateService

public MetaStateService(Settings settings,
                        NodeEnvironment nodeEnv)

Method Detail

loadIndexState

@Nullable
public IndexMetaData loadIndexState(Index index)
                                       throws java.io.IOException

Loads the index state for the provided index name, returning null if doesn't exists.

Throws:

java.io.IOException

writeIndex

public void writeIndex(java.lang.String reason,
                       IndexMetaData indexMetaData)
                throws java.io.IOException

Writes the index state. This method is public for testing purposes.

Throws:

java.io.IOException