org.apache.nifi.remote

Class StandardRootGroupPort

java.lang.Object

org.apache.nifi.controller.AbstractPort

org.apache.nifi.remote.StandardRootGroupPort

All Implemented Interfaces:

Connectable, Port, Triggerable, RootGroupPort

public class StandardRootGroupPort
extends AbstractPort
implements RootGroupPort

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	StandardRootGroupPort.FlowFileRequest
private static class	StandardRootGroupPort.ProcessingResult
static class	StandardRootGroupPort.StandardPortAuthorizationResult

Field Summary

Fields

Modifier and Type	Field and Description
private Set<StandardRootGroupPort.FlowFileRequest>	activeRequests
private BulletinRepository	bulletinRepository
private static String	CATEGORY
private EventReporter	eventReporter
private AtomicReference<Set<String>>	groupAccessControl
private static org.slf4j.Logger	logger
private ProcessScheduler	processScheduler
private Set<Relationship>	relationships
private Lock	requestLock
private BlockingQueue<StandardRootGroupPort.FlowFileRequest>	requestQueue
private ProcessScheduler	scheduler
private boolean	secure
private boolean	shutdown
private AtomicReference<Set<String>>	userAccessControl
private UserService	userService

Fields inherited from class org.apache.nifi.controller.AbstractPort

DEFAULT_TIME_UNIT, DEFAULT_YIELD_PERIOD, DEFAULT_YIELD_TIME_UNIT, MINIMUM_PENALIZATION_MILLIS, MINIMUM_YIELD_MILLIS, PORT_RELATIONSHIP

Fields inherited from interface org.apache.nifi.controller.Triggerable

MINIMUM_SCHEDULING_NANOS

Constructor Summary

Constructors

Constructor and Description
StandardRootGroupPort(String id, String name, ProcessGroup processGroup, TransferDirection direction, ConnectableType type, UserService userService, BulletinRepository bulletinRepository, ProcessScheduler scheduler, boolean secure)

Method Summary

Methods

Modifier and Type	Method and Description
PortAuthorizationResult	checkUserAuthorization(String dn)
Set<String>	getGroupAccessControl()
Collection<Relationship>	getRelationships()
SchedulingStrategy	getSchedulingStrategy()
Set<String>	getUserAccessControl()
Collection<ValidationResult>	getValidationErrors()
boolean	isSideEffectFree()
boolean	isTransmitting()
boolean	isTriggerWhenEmpty()
boolean	isValid()
void	onSchedulingStart()
void	onTrigger(ProcessContext context, ProcessSession session)
void	onTrigger(ProcessContext context, ProcessSessionFactory sessionFactory)
private void	onTrigger(ProcessContext context, ProcessSession session, StandardRootGroupPort.FlowFileRequest flowFileRequest)
int	receiveFlowFiles(Peer peer, ServerProtocol serverProtocol, Map<String,String> requestHeaders)
private int	receiveFlowFiles(ProcessContext context, ProcessSession session, FlowFileCodec codec, StandardRootGroupPort.FlowFileRequest receiveRequest)
void	setGroupAccessControl(Set<String> groups)
void	setUserAccessControl(Set<String> users)
void	shutdown()
int	transferFlowFiles(Peer peer, ServerProtocol serverProtocol, Map<String,String> requestHeaders)
private int	transferFlowFiles(ProcessContext context, ProcessSession session, FlowFileCodec codec, StandardRootGroupPort.FlowFileRequest request)

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

addConnection, disable, enable, getComments, getConnectableType, getConnections, getConnections, getIdentifier, getIncomingConnections, getMaxConcurrentTasks, getName, getPenalizationPeriod, getPenalizationPeriod, getPosition, getProcessGroup, getRelationship, getScheduledState, getSchedulingPeriod, getSchedulingPeriod, getYieldExpiration, getYieldPeriod, getYieldPeriod, hasIncomingConnection, isAutoTerminated, isLossTolerant, isRunning, removeConnection, setComments, setLossTolerant, setMaxConcurrentTasks, setName, setPenalizationPeriod, setPosition, setProcessGroup, setScheduldingPeriod, setYieldPeriod, toString, updateConnection, verifyCanDelete, verifyCanDelete, verifyCanDisable, verifyCanEnable, verifyCanStart, verifyCanStop, verifyCanUpdate, yield

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.connectable.Connectable

addConnection, getComments, getConnectableType, getConnections, getConnections, getIdentifier, getIncomingConnections, getName, getPenalizationPeriod, getPenalizationPeriod, getPosition, getProcessGroup, getRelationship, getYieldExpiration, getYieldPeriod, getYieldPeriod, hasIncomingConnection, isAutoTerminated, isLossTolerant, removeConnection, setComments, setLossTolerant, setName, setPenalizationPeriod, setPosition, setProcessGroup, setYieldPeriod, updateConnection, verifyCanDelete, verifyCanDelete, verifyCanDisable, verifyCanEnable, verifyCanStart, verifyCanStop, verifyCanUpdate, yield

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

getMaxConcurrentTasks, getScheduledState, getSchedulingPeriod, getSchedulingPeriod, isRunning, setMaxConcurrentTasks, setScheduldingPeriod

Field Detail

CATEGORY

private static final String CATEGORY

See Also:

Constant Field Values

logger

private static final org.slf4j.Logger logger

groupAccessControl

private final AtomicReference<Set<String>> groupAccessControl

userAccessControl

private final AtomicReference<Set<String>> userAccessControl

processScheduler

private final ProcessScheduler processScheduler

secure

private final boolean secure

userService

private final UserService userService

bulletinRepository

private final BulletinRepository bulletinRepository

eventReporter

private final EventReporter eventReporter

scheduler

private final ProcessScheduler scheduler

relationships

private final Set<Relationship> relationships

requestQueue

private final BlockingQueue<StandardRootGroupPort.FlowFileRequest> requestQueue

activeRequests

private final Set<StandardRootGroupPort.FlowFileRequest> activeRequests

requestLock

private final Lock requestLock

shutdown

private boolean shutdown

Constructor Detail

StandardRootGroupPort

public StandardRootGroupPort(String id,
                     String name,
                     ProcessGroup processGroup,
                     TransferDirection direction,
                     ConnectableType type,
                     UserService userService,
                     BulletinRepository bulletinRepository,
                     ProcessScheduler scheduler,
                     boolean secure)

Method Detail

getRelationships

public Collection<Relationship> getRelationships()

Specified by:

getRelationships in interface Connectable

Overrides:

getRelationships in class AbstractPort

isTriggerWhenEmpty

public boolean isTriggerWhenEmpty()

Specified by:

isTriggerWhenEmpty in interface Connectable

onTrigger

public void onTrigger(ProcessContext context,
             ProcessSessionFactory sessionFactory)

Specified by:

onTrigger in interface Triggerable

Overrides:

onTrigger in class AbstractPort

onTrigger

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

Specified by:

onTrigger in class AbstractPort

Throws:

ProcessException

onTrigger

private void onTrigger(ProcessContext context,
             ProcessSession session,
             StandardRootGroupPort.FlowFileRequest flowFileRequest)

transferFlowFiles

private int transferFlowFiles(ProcessContext context,
                    ProcessSession session,
                    FlowFileCodec codec,
                    StandardRootGroupPort.FlowFileRequest request)
                       throws IOException,
                              ProtocolException

Throws:

IOException

ProtocolException

receiveFlowFiles

private int receiveFlowFiles(ProcessContext context,
                   ProcessSession session,
                   FlowFileCodec codec,
                   StandardRootGroupPort.FlowFileRequest receiveRequest)
                      throws IOException,
                             ProtocolException

Throws:

IOException

ProtocolException

isValid

public boolean isValid()

Specified by:

isValid in interface Port

Specified by:

isValid in class AbstractPort

getValidationErrors

public Collection<ValidationResult> getValidationErrors()

Specified by:

getValidationErrors in interface Connectable

isTransmitting

public boolean isTransmitting()

Specified by:

isTransmitting in interface RootGroupPort

setGroupAccessControl

public void setGroupAccessControl(Set<String> groups)

Specified by:

setGroupAccessControl in interface RootGroupPort

getGroupAccessControl

public Set<String> getGroupAccessControl()

Specified by:

getGroupAccessControl in interface RootGroupPort

setUserAccessControl

public void setUserAccessControl(Set<String> users)

Specified by:

setUserAccessControl in interface RootGroupPort

getUserAccessControl

public Set<String> getUserAccessControl()

Specified by:

getUserAccessControl in interface RootGroupPort

shutdown

public void shutdown()

Specified by:

shutdown in interface Port

Overrides:

shutdown in class AbstractPort

onSchedulingStart

public void onSchedulingStart()

Specified by:

onSchedulingStart in interface Port

Overrides:

onSchedulingStart in class AbstractPort

checkUserAuthorization

public PortAuthorizationResult checkUserAuthorization(String dn)

Specified by:

checkUserAuthorization in interface RootGroupPort

receiveFlowFiles

public int receiveFlowFiles(Peer peer,
                   ServerProtocol serverProtocol,
                   Map<String,String> requestHeaders)
                     throws NotAuthorizedException,
                            BadRequestException,
                            RequestExpiredException

Specified by:

receiveFlowFiles in interface RootGroupPort

Throws:

NotAuthorizedException

BadRequestException

RequestExpiredException

transferFlowFiles

public int transferFlowFiles(Peer peer,
                    ServerProtocol serverProtocol,
                    Map<String,String> requestHeaders)
                      throws NotAuthorizedException,
                             BadRequestException,
                             RequestExpiredException

Specified by:

transferFlowFiles in interface RootGroupPort

Throws:

NotAuthorizedException

BadRequestException

RequestExpiredException

getSchedulingStrategy

public SchedulingStrategy getSchedulingStrategy()

Specified by:

getSchedulingStrategy in interface Connectable

isSideEffectFree

public boolean isSideEffectFree()

Specified by:

isSideEffectFree in interface Connectable