org.apache.nifi.remote.protocol.http

Class StandardHttpFlowFileServerProtocol

java.lang.Object

org.apache.nifi.remote.protocol.AbstractFlowFileServerProtocol

org.apache.nifi.remote.protocol.http.StandardHttpFlowFileServerProtocol

All Implemented Interfaces:

HttpFlowFileServerProtocol, ServerProtocol, VersionedRemoteResource

public class StandardHttpFlowFileServerProtocol
extends AbstractFlowFileServerProtocol
implements HttpFlowFileServerProtocol

Field Summary

Fields

Modifier and Type	Field and Description
private org.apache.nifi.remote.codec.FlowFileCodec	codec
static String	RESOURCE_NAME
private HttpRemoteSiteListener	transactionManager
private VersionNegotiator	versionNegotiator

Fields inherited from class org.apache.nifi.remote.protocol.AbstractFlowFileServerProtocol

DEFAULT_BATCH_NANOS, handshakeCompleted, handshakeProperties, logger, negotiatedFlowFileCodec, port, rootGroup, shutdown

Constructor Summary

Constructors

Constructor and Description
StandardHttpFlowFileServerProtocol(VersionNegotiator versionNegotiator, NiFiProperties nifiProperties)

Method Summary

Modifier and Type	Method and Description
int	commitReceiveTransaction(Peer peer)
protected int	commitReceiveTransaction(Peer peer, FlowFileTransaction transaction)
protected int	commitTransferTransaction(Peer peer, FlowFileTransaction transaction)
int	commitTransferTransaction(Peer peer, String clientChecksum)
protected HandshakeProperties	doHandshake(Peer peer)
org.apache.nifi.remote.codec.FlowFileCodec	getPreNegotiatedCodec()
RequestType	getRequestType(Peer peer)
String	getResourceName()
VersionNegotiator	getVersionNegotiator()
private int	holdTransaction(Peer peer, FlowFileTransaction transaction)
org.apache.nifi.remote.codec.FlowFileCodec	negotiateCodec(Peer peer)
protected Response	readTransactionResponse(boolean isTransfer, CommunicationsSession commsSession)
void	sendPeerList(Peer peer, Optional<ClusterNodeInformation> clusterNodeInfo, NodeInformation self)
protected void	writeTransactionResponse(boolean isTransfer, ResponseCode response, CommunicationsSession commsSession, String explanation)

Methods inherited from class org.apache.nifi.remote.protocol.AbstractFlowFileServerProtocol

checkPortStatus, createTransitUri, getPort, getRequestExpiration, handshake, isHandshakeSuccessful, isShutdown, receiveFlowFiles, setNodeInformant, setRootProcessGroup, shutdown, toString, transferFlowFiles, validateHandshakeRequest, writeTransactionResponse

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.remote.protocol.ServerProtocol

getPort, getRequestExpiration, handshake, isHandshakeSuccessful, isShutdown, receiveFlowFiles, setNodeInformant, setRootProcessGroup, shutdown, transferFlowFiles

Field Detail

RESOURCE_NAME

public static final String RESOURCE_NAME

See Also:

Constant Field Values

codec

private final org.apache.nifi.remote.codec.FlowFileCodec codec

versionNegotiator

private final VersionNegotiator versionNegotiator

transactionManager

private final HttpRemoteSiteListener transactionManager

Constructor Detail

StandardHttpFlowFileServerProtocol

public StandardHttpFlowFileServerProtocol(VersionNegotiator versionNegotiator,
                                          NiFiProperties nifiProperties)

Method Detail

negotiateCodec

public org.apache.nifi.remote.codec.FlowFileCodec negotiateCodec(Peer peer)
                                                          throws IOException

Specified by:

negotiateCodec in interface ServerProtocol

Throws:

IOException

getPreNegotiatedCodec

public org.apache.nifi.remote.codec.FlowFileCodec getPreNegotiatedCodec()

Specified by:

getPreNegotiatedCodec in interface ServerProtocol

Overrides:

getPreNegotiatedCodec in class AbstractFlowFileServerProtocol

doHandshake

protected HandshakeProperties doHandshake(Peer peer)
                                   throws IOException,
                                          HandshakeException

Specified by:

doHandshake in class AbstractFlowFileServerProtocol

Throws:

IOException

HandshakeException

writeTransactionResponse

protected void writeTransactionResponse(boolean isTransfer,
                                        ResponseCode response,
                                        CommunicationsSession commsSession,
                                        String explanation)
                                 throws IOException

Overrides:

writeTransactionResponse in class AbstractFlowFileServerProtocol

Throws:

IOException

readTransactionResponse

protected Response readTransactionResponse(boolean isTransfer,
                                           CommunicationsSession commsSession)
                                    throws IOException

Overrides:

readTransactionResponse in class AbstractFlowFileServerProtocol

Throws:

IOException

holdTransaction

private int holdTransaction(Peer peer,
                            FlowFileTransaction transaction)

commitTransferTransaction

protected int commitTransferTransaction(Peer peer,
                                        FlowFileTransaction transaction)
                                 throws IOException

Overrides:

commitTransferTransaction in class AbstractFlowFileServerProtocol

Throws:

IOException

commitTransferTransaction

public int commitTransferTransaction(Peer peer,
                                     String clientChecksum)
                              throws IOException,
                                     IllegalStateException

Specified by:

commitTransferTransaction in interface HttpFlowFileServerProtocol

Throws:

IOException

IllegalStateException

commitReceiveTransaction

protected int commitReceiveTransaction(Peer peer,
                                       FlowFileTransaction transaction)
                                throws IOException

Overrides:

commitReceiveTransaction in class AbstractFlowFileServerProtocol

Throws:

IOException

commitReceiveTransaction

public int commitReceiveTransaction(Peer peer)
                             throws IOException,
                                    IllegalStateException

Specified by:

commitReceiveTransaction in interface HttpFlowFileServerProtocol

Throws:

IOException

IllegalStateException

getRequestType

public RequestType getRequestType(Peer peer)
                           throws IOException

Specified by:

getRequestType in interface ServerProtocol

Throws:

IOException

getVersionNegotiator

public VersionNegotiator getVersionNegotiator()

Specified by:

getVersionNegotiator in interface VersionedRemoteResource

sendPeerList

public void sendPeerList(Peer peer,
                         Optional<ClusterNodeInformation> clusterNodeInfo,
                         NodeInformation self)
                  throws IOException

Specified by:

sendPeerList in interface ServerProtocol

Throws:

IOException

getResourceName

public String getResourceName()

Specified by:

getResourceName in interface VersionedRemoteResource