org.n52.youngs.load.impl

Class ElasticsearchSink

java.lang.Object

org.n52.youngs.load.impl.ElasticsearchSink

All Implemented Interfaces:

Sink

Direct Known Subclasses:

ElasticsearchClientSink, ElasticsearchRemoteHttpSink

public abstract class ElasticsearchSink
extends Object
implements Sink

Field Summary

Fields

Modifier and Type	Field and Description
protected SchemaGenerator	schemaGenerator

Constructor Summary

Constructors

Constructor and Description
ElasticsearchSink(String cluster, String index, String type)

Method Summary

Modifier and Type	Method and Description
boolean	clear(MappingConfiguration mapping) remove all traces of any loading that took or might have taken place for the provided mapping
protected boolean	createMapping(MappingConfiguration mapping, String indexId)
abstract org.elasticsearch.client.Client	getClient()
protected String	getCluster()
boolean	prepare(MappingConfiguration mapping) Do whatever is required for the sink to be used, such as testing connections, inserting schemas, ...
ElasticsearchSink	setSchemaGenerator(SchemaGenerator sg)
boolean	store(Collection<SinkRecord> records)
boolean	store(SinkRecord record)
String	toString()
protected boolean	updateMapping(String indexId, MappingConfiguration mapping)

Methods inherited from class java.lang.Object

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

Field Detail

schemaGenerator

protected SchemaGenerator schemaGenerator

Constructor Detail

ElasticsearchSink

public ElasticsearchSink(String cluster,
                         String index,
                         String type)

Method Detail

getClient

public abstract org.elasticsearch.client.Client getClient()

getCluster

protected String getCluster()

store

public boolean store(SinkRecord record)

Specified by:

store in interface Sink

Parameters:

record - the record to store

Returns:

true if record is stored

store

public boolean store(Collection<SinkRecord> records)

Specified by:

store in interface Sink

Parameters:

records - the records to store

Returns:

true if _all_ records are stored

setSchemaGenerator

public ElasticsearchSink setSchemaGenerator(SchemaGenerator sg)

prepare

public boolean prepare(MappingConfiguration mapping)

Description copied from interface: Sink

Do whatever is required for the sink to be used, such as testing connections, inserting schemas, ...

Specified by:

prepare in interface Sink

Parameters:

mapping - the mapping that contains the configuration for the sink, such as data types and field names

Returns:

true if the sink is now ready to be used

createMapping

protected boolean createMapping(MappingConfiguration mapping,
                                String indexId)

updateMapping

protected boolean updateMapping(String indexId,
                                MappingConfiguration mapping)
                         throws SinkError

Throws:

SinkError

clear

public boolean clear(MappingConfiguration mapping)

Description copied from interface: Sink

remove all traces of any loading that took or might have taken place for the provided mapping

Specified by:

clear in interface Sink

Parameters:

mapping - the mapping providing the information that shall be cleared from the sink

Returns:

false if there were problems with clearing, true otherwise

toString

public String toString()

Overrides:

toString in class Object