Package org.apache.nifi.processor

Class StandardProcessContext

java.lang.Object

org.apache.nifi.processor.StandardProcessContext

All Implemented Interfaces:

ClusterContext, PropertyContext, ControllerServiceLookup, ProcessContext

public class StandardProcessContext
extends Object
implements ProcessContext, ControllerServiceLookup

Field Summary

Fields

Modifier and Type	Field	Description
private final String	annotationData
private final ControllerServiceProvider	controllerServiceProvider
private final NodeTypeProvider	nodeTypeProvider
private final Map<PropertyDescriptor,PreparedQuery>	preparedQueries
private final ProcessorNode	procNode
private final Map<PropertyDescriptor,String>	properties
private final StateManager	stateManager
private final TaskTermination	taskTermination

Constructor Summary

Constructors

Constructor	Description
StandardProcessContext(ProcessorNode processorNode, Map<String,String> propertiesOverride, String annotationDataOverride, ParameterLookup parameterLookup, ControllerServiceProvider controllerServiceProvider, StateManager stateManager, TaskTermination taskTermination, NodeTypeProvider nodeTypeProvider)
StandardProcessContext(ProcessorNode processorNode, ControllerServiceProvider controllerServiceProvider, StateManager stateManager, TaskTermination taskTermination, NodeTypeProvider nodeTypeProvider)
StandardProcessContext(ProcessorNode processorNode, ControllerServiceProvider controllerServiceProvider, StateManager stateManager, TaskTermination taskTermination, NodeTypeProvider nodeTypeProvider, Map<PropertyDescriptor,String> propertyValues, String annotationData)

Method Summary

Modifier and Type	Method	Description
Map<String,String>	getAllProperties()
String	getAnnotationData()
Set<Relationship>	getAvailableRelationships()
ControllerService	getControllerService(String serviceIdentifier)
Set<String>	getControllerServiceIdentifiers(Class<? extends ControllerService> serviceType)
ControllerServiceLookup	getControllerServiceLookup()
String	getControllerServiceName(String serviceIdentifier)
ExecutionNode	getExecutionNode()
int	getMaxConcurrentTasks()
String	getName()
Map<PropertyDescriptor,String>	getProperties()
PropertyValue	getProperty(String propertyName)	Returns the currently configured value for the property with the given name.
PropertyValue	getProperty(PropertyDescriptor descriptor)
int	getRetryCount()
StateManager	getStateManager()
boolean	hasConnection(Relationship relationship)
boolean	hasIncomingConnection()
boolean	hasNonLoopConnection()
boolean	isAutoTerminated(Relationship relationship)
boolean	isConnectedToCluster()
boolean	isControllerServiceEnabled(String serviceIdentifier)
boolean	isControllerServiceEnabled(ControllerService service)
boolean	isControllerServiceEnabling(String serviceIdentifier)
boolean	isExpressionLanguagePresent(PropertyDescriptor property)
boolean	isRelationshipRetried(Relationship relationship)
PropertyValue	newPropertyValue(String rawValue)
private static Map<PropertyDescriptor,String>	resolvePropertyValues(ComponentNode component, ParameterLookup parameterLookup, Map<String,String> propertyValues)
private void	verifyTaskActive()
void	yield()

Methods inherited from class java.lang.Object

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

Field Details

procNode

private final ProcessorNode procNode

controllerServiceProvider

private final ControllerServiceProvider controllerServiceProvider

preparedQueries

private final Map<PropertyDescriptor,PreparedQuery> preparedQueries

stateManager

private final StateManager stateManager

taskTermination

private final TaskTermination taskTermination

nodeTypeProvider

private final NodeTypeProvider nodeTypeProvider

properties

private final Map<PropertyDescriptor,String> properties

annotationData

private final String annotationData

Constructor Details

StandardProcessContext

public StandardProcessContext(ProcessorNode processorNode,
 ControllerServiceProvider controllerServiceProvider,
 StateManager stateManager,
 TaskTermination taskTermination,
 NodeTypeProvider nodeTypeProvider)

StandardProcessContext

public StandardProcessContext(ProcessorNode processorNode,
 Map<String,String> propertiesOverride,
 String annotationDataOverride,
 ParameterLookup parameterLookup,
 ControllerServiceProvider controllerServiceProvider,
 StateManager stateManager,
 TaskTermination taskTermination,
 NodeTypeProvider nodeTypeProvider)

StandardProcessContext

public StandardProcessContext(ProcessorNode processorNode,
 ControllerServiceProvider controllerServiceProvider,
 StateManager stateManager,
 TaskTermination taskTermination,
 NodeTypeProvider nodeTypeProvider,
 Map<PropertyDescriptor,String> propertyValues,
 String annotationData)

Method Details

resolvePropertyValues

private static Map<PropertyDescriptor,String> resolvePropertyValues(ComponentNode component,
 ParameterLookup parameterLookup,
 Map<String,String> propertyValues)

verifyTaskActive

private void verifyTaskActive()

getProperty

public PropertyValue getProperty(PropertyDescriptor descriptor)

Specified by:

getProperty in interface PropertyContext

getProperty

public PropertyValue getProperty(String propertyName)

Returns the currently configured value for the property with the given name.

Specified by:

getProperty in interface ProcessContext

newPropertyValue

public PropertyValue newPropertyValue(String rawValue)

Specified by:

newPropertyValue in interface ProcessContext

yield

public void yield()

Specified by:

yield in interface ProcessContext

getControllerService

public ControllerService getControllerService(String serviceIdentifier)

Specified by:

getControllerService in interface ControllerServiceLookup

getMaxConcurrentTasks

public int getMaxConcurrentTasks()

Specified by:

getMaxConcurrentTasks in interface ProcessContext

getExecutionNode

public ExecutionNode getExecutionNode()

Specified by:

getExecutionNode in interface ProcessContext

getAnnotationData

public String getAnnotationData()

Specified by:

getAnnotationData in interface ProcessContext

getProperties

public Map<PropertyDescriptor,String> getProperties()

Specified by:

getProperties in interface ProcessContext

getAllProperties

public Map<String,String> getAllProperties()

Specified by:

getAllProperties in interface PropertyContext

getControllerServiceIdentifiers

public Set<String> getControllerServiceIdentifiers(Class<? extends ControllerService> serviceType)

Specified by:

getControllerServiceIdentifiers in interface ControllerServiceLookup

isControllerServiceEnabled

public boolean isControllerServiceEnabled(ControllerService service)

Specified by:

isControllerServiceEnabled in interface ControllerServiceLookup

isControllerServiceEnabled

public boolean isControllerServiceEnabled(String serviceIdentifier)

Specified by:

isControllerServiceEnabled in interface ControllerServiceLookup

isControllerServiceEnabling

public boolean isControllerServiceEnabling(String serviceIdentifier)

Specified by:

isControllerServiceEnabling in interface ControllerServiceLookup

getControllerServiceLookup

public ControllerServiceLookup getControllerServiceLookup()

Specified by:

getControllerServiceLookup in interface ProcessContext

getAvailableRelationships

public Set<Relationship> getAvailableRelationships()

Specified by:

getAvailableRelationships in interface ProcessContext

isAutoTerminated

public boolean isAutoTerminated(Relationship relationship)

Specified by:

isAutoTerminated in interface ProcessContext

getControllerServiceName

public String getControllerServiceName(String serviceIdentifier)

Specified by:

getControllerServiceName in interface ControllerServiceLookup

hasIncomingConnection

public boolean hasIncomingConnection()

Specified by:

hasIncomingConnection in interface ProcessContext

hasNonLoopConnection

public boolean hasNonLoopConnection()

Specified by:

hasNonLoopConnection in interface ProcessContext

hasConnection

public boolean hasConnection(Relationship relationship)

Specified by:

hasConnection in interface ProcessContext

isExpressionLanguagePresent

public boolean isExpressionLanguagePresent(PropertyDescriptor property)

Specified by:

isExpressionLanguagePresent in interface ProcessContext

getStateManager

public StateManager getStateManager()

Specified by:

getStateManager in interface ProcessContext

getName

public String getName()

Specified by:

getName in interface ProcessContext

isConnectedToCluster

public boolean isConnectedToCluster()

Specified by:

isConnectedToCluster in interface ClusterContext

isRelationshipRetried

public boolean isRelationshipRetried(Relationship relationship)

Specified by:

isRelationshipRetried in interface ProcessContext

getRetryCount

public int getRetryCount()

Specified by:

getRetryCount in interface ProcessContext