org.apache.nifi.elasticsearch

Class ElasticSearchClientServiceImpl

java.lang.Object

org.apache.nifi.components.AbstractConfigurableComponent

org.apache.nifi.controller.AbstractControllerService

org.apache.nifi.elasticsearch.ElasticSearchClientServiceImpl

All Implemented Interfaces:

ConfigurableComponent, ControllerService, ElasticSearchClientService

public class ElasticSearchClientServiceImpl
extends AbstractControllerService
implements ElasticSearchClientService

Field Summary

Fields

Modifier and Type	Field and Description
private org.elasticsearch.client.RestClient	client
private com.fasterxml.jackson.databind.ObjectMapper	mapper
private static List<PropertyDescriptor>	properties
private Charset	responseCharset
private String	url

Fields inherited from interface org.apache.nifi.elasticsearch.ElasticSearchClientService

ALWAYS_SUPPRESS, CHARSET, CONNECT_TIMEOUT, HTTP_HOSTS, NEVER_SUPPRESS, PASSWORD, PROP_SSL_CONTEXT_SERVICE, RETRY_TIMEOUT, SOCKET_TIMEOUT, SUPPRESS_NULLS, USERNAME

Constructor Summary

Constructors

Constructor and Description
ElasticSearchClientServiceImpl()

Method Summary

Modifier and Type	Method and Description
IndexOperationResponse	add(IndexOperationRequest operation)
private String	buildBulkHeader(IndexOperationRequest request)
private String	buildBulkHeader(String operation, String index, String type, String id)
protected void	buildRequest(IndexOperationRequest request, StringBuilder builder)
IndexOperationResponse	bulk(List<IndexOperationRequest> operations)
Long	count(String query, String index, String type)
DeleteOperationResponse	deleteById(String index, String type, List<String> ids)
DeleteOperationResponse	deleteById(String index, String type, String id)
DeleteOperationResponse	deleteByQuery(String query, String index, String type)
private String	flatten(String str)
Map<String,Object>	get(String index, String type, String id)
protected List<PropertyDescriptor>	getSupportedPropertyDescriptors()
String	getTransitUrl(String index, String type)
private int	handleSearchCount(Object raw)
void	onDisabled()
void	onEnabled(ConfigurationContext context)
private Map<String,Object>	parseResponse(org.elasticsearch.client.Response response)
private org.elasticsearch.client.Response	runQuery(String endpoint, String query, String index, String type)
SearchResponse	search(String query, String index, String type)
private void	setupClient(ConfigurationContext context)

Methods inherited from class org.apache.nifi.controller.AbstractControllerService

abstractClearConfigContext, abstractStoreConfigContext, disabled, enabled, getConfigurationContext, getControllerServiceLookup, getIdentifier, getLogger, getNodeTypeProvider, getProperty, getStateManager, init, initialize, isEnabled

Methods inherited from class org.apache.nifi.components.AbstractConfigurableComponent

customValidate, equals, getPropertyDescriptor, getPropertyDescriptors, getSupportedDynamicPropertyDescriptor, hashCode, onPropertyModified, toString, validate

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.nifi.controller.ControllerService

initialize

Methods inherited from interface org.apache.nifi.components.ConfigurableComponent

getIdentifier, getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Field Detail

mapper

private com.fasterxml.jackson.databind.ObjectMapper mapper

properties

private static final List<PropertyDescriptor> properties

client

private org.elasticsearch.client.RestClient client

url

private String url

responseCharset

private Charset responseCharset

Constructor Detail

ElasticSearchClientServiceImpl

public ElasticSearchClientServiceImpl()

Method Detail

getSupportedPropertyDescriptors

protected List<PropertyDescriptor> getSupportedPropertyDescriptors()

Overrides:

getSupportedPropertyDescriptors in class AbstractConfigurableComponent

onEnabled

@OnEnabled
public void onEnabled(ConfigurationContext context)
                          throws InitializationException

Throws:

InitializationException

onDisabled

@OnDisabled
public void onDisabled()
                            throws IOException

Throws:

IOException

setupClient

private void setupClient(ConfigurationContext context)
                  throws MalformedURLException,
                         InitializationException

Throws:

MalformedURLException

InitializationException

runQuery

private org.elasticsearch.client.Response runQuery(String endpoint,
                                                   String query,
                                                   String index,
                                                   String type)

parseResponse

private Map<String,Object> parseResponse(org.elasticsearch.client.Response response)

add

public IndexOperationResponse add(IndexOperationRequest operation)

Specified by:

add in interface ElasticSearchClientService

flatten

private String flatten(String str)

buildBulkHeader

private String buildBulkHeader(IndexOperationRequest request)
                        throws com.fasterxml.jackson.core.JsonProcessingException

Throws:

com.fasterxml.jackson.core.JsonProcessingException

buildBulkHeader

private String buildBulkHeader(String operation,
                               String index,
                               String type,
                               String id)
                        throws com.fasterxml.jackson.core.JsonProcessingException

Throws:

com.fasterxml.jackson.core.JsonProcessingException

buildRequest

protected void buildRequest(IndexOperationRequest request,
                            StringBuilder builder)
                     throws com.fasterxml.jackson.core.JsonProcessingException

Throws:

com.fasterxml.jackson.core.JsonProcessingException

bulk

public IndexOperationResponse bulk(List<IndexOperationRequest> operations)

Specified by:

bulk in interface ElasticSearchClientService

count

public Long count(String query,
                  String index,
                  String type)

Specified by:

count in interface ElasticSearchClientService

deleteById

public DeleteOperationResponse deleteById(String index,
                                          String type,
                                          String id)

Specified by:

deleteById in interface ElasticSearchClientService

deleteById

public DeleteOperationResponse deleteById(String index,
                                          String type,
                                          List<String> ids)

Specified by:

deleteById in interface ElasticSearchClientService

deleteByQuery

public DeleteOperationResponse deleteByQuery(String query,
                                             String index,
                                             String type)

Specified by:

deleteByQuery in interface ElasticSearchClientService

get

public Map<String,Object> get(String index,
                              String type,
                              String id)

Specified by:

get in interface ElasticSearchClientService

handleSearchCount

private int handleSearchCount(Object raw)

search

public SearchResponse search(String query,
                             String index,
                             String type)

Specified by:

search in interface ElasticSearchClientService

getTransitUrl

public String getTransitUrl(String index,
                            String type)

Specified by:

getTransitUrl in interface ElasticSearchClientService