org.apache.nifi.lookup.script

Class ScriptedLookupService

java.lang.Object

org.apache.nifi.components.AbstractConfigurableComponent

org.apache.nifi.controller.AbstractControllerService

org.apache.nifi.script.AbstractScriptedControllerService

org.apache.nifi.lookup.script.BaseScriptedLookupService

org.apache.nifi.lookup.script.ScriptedLookupService

All Implemented Interfaces:

ConfigurableComponent, ControllerService, LookupService<Object>

@Tags(value={"lookup","record","script","invoke","groovy","python","jython","jruby","ruby","javascript","js","lua","luaj"})
 @CapabilityDescription(value="Allows the user to provide a scripted LookupService instance in order to enrich records from an incoming flow file. Please note, that due to a bug in Jython that remains unresolved, it is not possible to use Jython to write a script for this service in Python.")
 @Restricted(restrictions=@Restriction(requiredPermission=EXECUTE_CODE,explanation="Provides operator the ability to execute arbitrary code assuming all permissions that NiFi has."))
public class ScriptedLookupService
extends BaseScriptedLookupService
implements LookupService<Object>

A Controller service that allows the user to script the lookup operation to be performed (by LookupRecord, e.g.)

Field Summary

Fields inherited from class org.apache.nifi.lookup.script.BaseScriptedLookupService

kerberosConfigFile, kerberosServiceKeytab, kerberosServicePrincipal, lookupService

Fields inherited from class org.apache.nifi.script.AbstractScriptedControllerService

configurationContext, scriptEngine, scriptingComponentHelper, scriptNeedsReload, validationResults

Constructor Summary

Constructors

Constructor and Description
ScriptedLookupService()

Method Summary

Modifier and Type	Method and Description
Set<String>	getRequiredKeys()
Class<?>	getValueType()
Optional<Object>	lookup(Map<String,Object> coordinates)

Methods inherited from class org.apache.nifi.lookup.script.BaseScriptedLookupService

getSupportedDynamicPropertyDescriptor, getSupportedPropertyDescriptors, init, onDisabled, onEnabled, onPropertyModified, reloadScript, setup

Methods inherited from class org.apache.nifi.script.AbstractScriptedControllerService

customValidate, reloadScriptBody, reloadScriptFile

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

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

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

equals, getPropertyDescriptor, getPropertyDescriptors, hashCode, toString, validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.lookup.LookupService

lookup

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

initialize

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

getIdentifier, getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Constructor Detail

ScriptedLookupService

public ScriptedLookupService()

Method Detail

getRequiredKeys

public Set<String> getRequiredKeys()

Specified by:

getRequiredKeys in interface LookupService<Object>

getValueType

public Class<?> getValueType()

Specified by:

getValueType in interface LookupService<Object>

lookup

public Optional<Object> lookup(Map<String,Object> coordinates)
                        throws LookupFailureException

Specified by:

lookup in interface LookupService<Object>

Throws:

LookupFailureException