io.siddhi.extension.io.file

Class FileHandler

java.lang.Object

io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

io.siddhi.extension.io.file.FileHandler

public class FileHandler
extends io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

Implementation of siddhi-io-file Event Listener. FileEventListener provides the functionality for user to get the details of files which have been created, modified or deleted in the execution time.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	FileHandler.FileHandlerState State class for FileHandler

Nested classes/interfaces inherited from class io.siddhi.core.stream.input.source.Source

io.siddhi.core.stream.input.source.Source.ConnectionCallback

Constructor Summary

Constructors

Constructor and Description
FileHandler()

Method Summary

Modifier and Type	Method and Description
void	connect(io.siddhi.core.stream.input.source.Source.ConnectionCallback connectionCallback, FileHandler.FileHandlerState fileHandlerState)
void	destroy()
void	disconnect()
protected io.siddhi.core.stream.ServiceDeploymentInfo	exposeServiceDeploymentInfo()
Class[]	getOutputEventClasses()
io.siddhi.core.util.snapshot.state.StateFactory<FileHandler.FileHandlerState>	init(io.siddhi.core.stream.input.source.SourceEventListener sourceEventListener, io.siddhi.core.util.transport.OptionHolder optionHolder, String[] requiredProperties, io.siddhi.core.util.config.ConfigReader configReader, io.siddhi.core.config.SiddhiAppContext siddhiAppContext)
void	initiateFileAlterationObserver()
void	pause()
void	resume()

Methods inherited from class io.siddhi.core.stream.input.source.Source

connectWithRetry, getMapper, getServiceDeploymentInfo, getStreamDefinition, getType, init, isStateful, shutdown

Methods inherited from class java.lang.Object

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

Constructor Detail

FileHandler

public FileHandler()

Method Detail

exposeServiceDeploymentInfo

protected io.siddhi.core.stream.ServiceDeploymentInfo exposeServiceDeploymentInfo()

Specified by:

exposeServiceDeploymentInfo in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

init

public io.siddhi.core.util.snapshot.state.StateFactory<FileHandler.FileHandlerState> init(io.siddhi.core.stream.input.source.SourceEventListener sourceEventListener,
                                                                                          io.siddhi.core.util.transport.OptionHolder optionHolder,
                                                                                          String[] requiredProperties,
                                                                                          io.siddhi.core.util.config.ConfigReader configReader,
                                                                                          io.siddhi.core.config.SiddhiAppContext siddhiAppContext)
                                                                                   throws io.siddhi.query.api.exception.SiddhiAppValidationException

Specified by:

init in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

Throws:

io.siddhi.query.api.exception.SiddhiAppValidationException

getOutputEventClasses

public Class[] getOutputEventClasses()

Specified by:

getOutputEventClasses in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

connect

public void connect(io.siddhi.core.stream.input.source.Source.ConnectionCallback connectionCallback,
                    FileHandler.FileHandlerState fileHandlerState)

Specified by:

connect in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

initiateFileAlterationObserver

public void initiateFileAlterationObserver()

disconnect

public void disconnect()

Specified by:

disconnect in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

destroy

public void destroy()

Specified by:

destroy in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

pause

public void pause()

Specified by:

pause in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>

resume

public void resume()

Specified by:

resume in class io.siddhi.core.stream.input.source.Source<FileHandler.FileHandlerState>