org.apache.nifi.processors.rethinkdb

Class GetRethinkDB

java.lang.Object

org.apache.nifi.components.AbstractConfigurableComponent

org.apache.nifi.processor.AbstractSessionFactoryProcessor

org.apache.nifi.processor.AbstractProcessor

org.apache.nifi.processors.rethinkdb.AbstractRethinkDBProcessor

org.apache.nifi.processors.rethinkdb.GetRethinkDB

All Implemented Interfaces:

ConfigurableComponent, Processor

@InputRequirement(value=INPUT_REQUIRED)
 @EventDriven
 @Tags(value={"rethinkdb","get","read","fetch"})
 @CapabilityDescription(value="Processor to get a JSON document from RethinkDB (https://www.rethinkdb.com/) using the document id. The FlowFile will contain the retrieved document")
 @WritesAttributes(value=@WritesAttribute(attribute="rethinkdb.error.message",description="RethinkDB error message"))
 @SeeAlso(value={PutRethinkDB.class,DeleteRethinkDB.class})
public class GetRethinkDB
extends AbstractRethinkDBProcessor

Field Summary

Fields

Modifier and Type	Field and Description
protected com.google.gson.Gson	gson
private static List<PropertyDescriptor>	propertyDescriptors
protected static PropertyDescriptor	READ_MODE
protected String	READ_MODE_KEY
static AllowableValue	READ_MODE_MAJORITY
static AllowableValue	READ_MODE_OUTDATED
static AllowableValue	READ_MODE_SINGLE
private static Set<Relationship>	relationships

Fields inherited from class org.apache.nifi.processors.rethinkdb.AbstractRethinkDBProcessor

CHARSET, databaseName, DB_HOST, DB_NAME, DB_PORT, DOCUMENT_ID_EMPTY_MESSAGE, DURABILITY, DURABILITY_HARD, DURABILITY_OPTION_KEY, DURABILITY_SOFT, hostname, MAX_DOCUMENTS_SIZE, maxDocumentsSize, password, PASSWORD, port, REL_FAILURE, REL_NOT_FOUND, REL_SUCCESS, RESULT_DELETED_KEY, RESULT_ERROR_KEY, RESULT_FIRST_ERROR_KEY, RESULT_GENERATED_KEYS_KEY, RESULT_INSERTED_KEY, RESULT_REPLACED_KEY, RESULT_SKIPPED_KEY, RESULT_UNCHANGED_KEY, RESULT_WARNINGS_KEY, RETHINKDB_DOCUMENT_ID, RETHINKDB_ERROR_MESSAGE, rethinkDbConnection, TABLE_NAME, tableName, username, USERNAME

Constructor Summary

Constructors

Constructor and Description
GetRethinkDB()

Method Summary

Modifier and Type	Method and Description
void	close()
protected Map<String,Object>	getDocument(String id, String readMode)
Set<Relationship>	getRelationships()
List<PropertyDescriptor>	getSupportedPropertyDescriptors()
void	onScheduled(ProcessContext context)
void	onTrigger(ProcessContext context, ProcessSession session)

Methods inherited from class org.apache.nifi.processors.rethinkdb.AbstractRethinkDBProcessor

getRdbTable, getRethinkDB, makeConnection

Methods inherited from class org.apache.nifi.processor.AbstractProcessor

onTrigger

Methods inherited from class org.apache.nifi.processor.AbstractSessionFactoryProcessor

getControllerServiceLookup, getIdentifier, getLogger, getNodeTypeProvider, init, initialize, isConfigurationRestored, isScheduled, toString, updateConfiguredRestoredTrue, updateScheduledFalse, updateScheduledTrue

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

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

Methods inherited from class java.lang.Object

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

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

getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Field Detail

READ_MODE_SINGLE

public static AllowableValue READ_MODE_SINGLE

READ_MODE_MAJORITY

public static AllowableValue READ_MODE_MAJORITY

READ_MODE_OUTDATED

public static AllowableValue READ_MODE_OUTDATED

READ_MODE

protected static final PropertyDescriptor READ_MODE

READ_MODE_KEY

protected String READ_MODE_KEY

relationships

private static final Set<Relationship> relationships

propertyDescriptors

private static final List<PropertyDescriptor> propertyDescriptors

gson

protected com.google.gson.Gson gson

Constructor Detail

GetRethinkDB

public GetRethinkDB()

Method Detail

getRelationships

public Set<Relationship> getRelationships()

Specified by:

getRelationships in interface Processor

Overrides:

getRelationships in class AbstractSessionFactoryProcessor

getSupportedPropertyDescriptors

public final List<PropertyDescriptor> getSupportedPropertyDescriptors()

Overrides:

getSupportedPropertyDescriptors in class AbstractConfigurableComponent

onScheduled

@OnScheduled
public void onScheduled(ProcessContext context)

Overrides:

onScheduled in class AbstractRethinkDBProcessor

onTrigger

public void onTrigger(ProcessContext context,
                      ProcessSession session)
               throws ProcessException

Specified by:

onTrigger in class AbstractProcessor

Throws:

ProcessException

getDocument

protected Map<String,Object> getDocument(String id,
                                         String readMode)

close

@OnStopped
public void close()

Overrides:

close in class AbstractRethinkDBProcessor