org.apache.nifi.remote.codec

Class StandardFlowFileCodec

java.lang.Object

org.apache.nifi.remote.codec.StandardFlowFileCodec

All Implemented Interfaces:

FlowFileCodec, VersionedRemoteResource

public class StandardFlowFileCodec
extends Object
implements FlowFileCodec

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_FLOWFILE_PATH
static int	MAX_NUM_ATTRIBUTES
private VersionNegotiator	versionNegotiator

Constructor Summary

Constructors

Constructor and Description
StandardFlowFileCodec()

Method Summary

Methods

Modifier and Type	Method and Description
FlowFile	decode(InputStream stream, ProcessSession session)
FlowFile	encode(FlowFile flowFile, ProcessSession session, OutputStream encodedOut)
String	getResourceName()
List<Integer>	getSupportedVersions()
VersionNegotiator	getVersionNegotiator()
private String	readString(DataInputStream in)
String	toString()
private void	writeString(String val, DataOutputStream out)

Methods inherited from class java.lang.Object

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

Field Detail

MAX_NUM_ATTRIBUTES

public static final int MAX_NUM_ATTRIBUTES

See Also:

Constant Field Values

DEFAULT_FLOWFILE_PATH

public static final String DEFAULT_FLOWFILE_PATH

See Also:

Constant Field Values

versionNegotiator

private final VersionNegotiator versionNegotiator

Constructor Detail

StandardFlowFileCodec

public StandardFlowFileCodec()

Method Detail

encode

public FlowFile encode(FlowFile flowFile,
              ProcessSession session,
              OutputStream encodedOut)
                throws IOException

Specified by:

encode in interface FlowFileCodec

Throws:

IOException

decode

public FlowFile decode(InputStream stream,
              ProcessSession session)
                throws IOException,
                       ProtocolException

Specified by:

decode in interface FlowFileCodec

Throws:

IOException

ProtocolException

writeString

private void writeString(String val,
               DataOutputStream out)
                  throws IOException

Throws:

IOException

readString

private String readString(DataInputStream in)
                   throws IOException

Throws:

IOException

getSupportedVersions

public List<Integer> getSupportedVersions()

Specified by:

getSupportedVersions in interface FlowFileCodec

getVersionNegotiator

public VersionNegotiator getVersionNegotiator()

Specified by:

getVersionNegotiator in interface VersionedRemoteResource

toString

public String toString()

Overrides:

toString in class Object

getResourceName

public String getResourceName()

Specified by:

getResourceName in interface VersionedRemoteResource