Package org.springframework.integration.file.remote.handler

Class FileTransferringMessageHandler<F>

java.lang.Object

org.springframework.integration.context.IntegrationObjectSupport

org.springframework.integration.handler.MessageHandlerSupport

org.springframework.integration.handler.AbstractMessageHandler

org.springframework.integration.file.remote.handler.FileTransferringMessageHandler<F>

Type Parameters:

F - the file type.

All Implemented Interfaces:

org.reactivestreams.Subscriber<Message<?>>, Aware, BeanFactoryAware, BeanNameAware, DisposableBean, InitializingBean, ApplicationContextAware, Ordered, ExpressionCapable, Orderable, IntegrationPattern, NamedComponent, IntegrationManagement, TrackableComponent, MessageHandler, reactor.core.CoreSubscriber<Message<?>>

Direct Known Subclasses:

FtpMessageHandler, SftpMessageHandler, SmbMessageHandler

public class FileTransferringMessageHandler<F>
extends AbstractMessageHandler

A MessageHandler implementation that transfers files to a remote server.

Since:

2.0

Author:

Iwein Fuld, Mark Fisher, Josh Long, Oleg Zhurakousky, David Turanski, Gary Russell, Artem Bilan

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.integration.support.management.IntegrationManagement

IntegrationManagement.ManagementOverrides

Field Summary

Fields

Modifier and Type	Field	Description
protected final RemoteFileTemplate<F>	remoteFileTemplate

Fields inherited from class org.springframework.integration.context.IntegrationObjectSupport

EXPRESSION_PARSER, logger

Fields inherited from interface org.springframework.integration.support.management.IntegrationManagement

METER_PREFIX, RECEIVE_COUNTER_NAME, SEND_TIMER_NAME

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor	Description
FileTransferringMessageHandler(RemoteFileTemplate<F> remoteFileTemplate)
FileTransferringMessageHandler(RemoteFileTemplate<F> remoteFileTemplate, FileExistsMode mode)
FileTransferringMessageHandler(SessionFactory<F> sessionFactory)

Method Summary

Modifier and Type	Method	Description
protected void	doChmod(RemoteFileTemplate<F> remoteFileTemplate, String path, int chmod)	Set the mode on the remote file after transfer; the default implementation does nothing.
protected String	getTemporaryFileSuffix()
protected void	handleMessageInternal(Message<?> message)
boolean	isChmodCapable()
protected boolean	isUseTemporaryFileName()
protected void	onInit()	Subclasses may implement this for initialization logic.
void	setAutoCreateDirectory(boolean autoCreateDirectory)	A boolean flag to indicate automatically create the directory or not.
void	setCharset(String charset)	Set the charset to use when converting String payloads to bytes as the content of the remote file.
void	setChmod(int chmod)	Set the file permissions after uploading, e.g.
void	setChmodOctal(String chmod)	String setter for Spring XML convenience.
void	setFileNameGenerator(FileNameGenerator fileNameGenerator)	Set the file name generator used to generate the remote filename to be used when transferring files to the remote system.
void	setRemoteDirectoryExpression(Expression remoteDirectoryExpression)	Specify a remote directory path SpEL expression.
void	setRemoteDirectoryExpressionString(String remoteDirectoryExpression)	Specify a remote directory path SpEL expression.
void	setRemoteFileSeparator(String remoteFileSeparator)	Specify a remote file separator symbol.
void	setTemporaryFileSuffix(String temporaryFileSuffix)	Set the temporary suffix to use when transferring files to the remote system.
void	setTemporaryRemoteDirectoryExpression(Expression temporaryRemoteDirectoryExpression)	Specify a remote directory path SpEL expression.
void	setTemporaryRemoteDirectoryExpressionString(String temporaryRemoteDirectoryExpression)	Specify a remote directory path SpEL expression.
void	setUseTemporaryFileName(boolean useTemporaryFileName)	A boolean flag to use temporary files names or not.

Methods inherited from class org.springframework.integration.handler.AbstractMessageHandler

handleMessage, onComplete, onError, onNext, onSubscribe, setObservationConvention

Methods inherited from class org.springframework.integration.handler.MessageHandlerSupport

buildSendTimer, destroy, getComponentType, getIntegrationPatternType, getManagedName, getManagedType, getMetricsCaptor, getObservationRegistry, getOrder, getOverrides, isLoggingEnabled, isObserved, registerMetricsCaptor, registerObservationRegistry, sendTimer, setLoggingEnabled, setManagedName, setManagedType, setOrder, setShouldTrack, shouldTrack

Methods inherited from class org.springframework.integration.context.IntegrationObjectSupport

afterPropertiesSet, extractTypeIfPossible, generateId, getApplicationContext, getApplicationContextId, getBeanDescription, getBeanFactory, getBeanName, getChannelResolver, getComponentName, getConversionService, getExpression, getIntegrationProperties, getIntegrationProperty, getMessageBuilderFactory, getTaskScheduler, isInitialized, setApplicationContext, setBeanFactory, setBeanName, setChannelResolver, setComponentName, setConversionService, setMessageBuilderFactory, setPrimaryExpression, setTaskScheduler, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface reactor.core.CoreSubscriber

currentContext

Methods inherited from interface org.springframework.integration.support.management.IntegrationManagement

getThisAs

Methods inherited from interface org.springframework.integration.support.context.NamedComponent

getBeanName, getComponentName

Field Details

remoteFileTemplate

protected final RemoteFileTemplate<F> remoteFileTemplate

Constructor Details

FileTransferringMessageHandler

public FileTransferringMessageHandler(SessionFactory<F> sessionFactory)

FileTransferringMessageHandler

public FileTransferringMessageHandler(RemoteFileTemplate<F> remoteFileTemplate)

FileTransferringMessageHandler

public FileTransferringMessageHandler(RemoteFileTemplate<F> remoteFileTemplate,
 FileExistsMode mode)

Method Details

setAutoCreateDirectory

public void setAutoCreateDirectory(boolean autoCreateDirectory)

A boolean flag to indicate automatically create the directory or not.

Parameters:

autoCreateDirectory - true to automatically create the directory.

See Also:

• RemoteFileTemplate.setAutoCreateDirectory(boolean)

setRemoteFileSeparator

public void setRemoteFileSeparator(String remoteFileSeparator)

Specify a remote file separator symbol.

Parameters:

remoteFileSeparator - the remote file separator.

See Also:

• RemoteFileTemplate.setRemoteFileSeparator(String)

setRemoteDirectoryExpression

public void setRemoteDirectoryExpression(Expression remoteDirectoryExpression)

Specify a remote directory path SpEL expression.

Parameters:

remoteDirectoryExpression - the remote directory expression

See Also:

• RemoteFileTemplate.setRemoteDirectoryExpression(Expression)

setRemoteDirectoryExpressionString

public void setRemoteDirectoryExpressionString(String remoteDirectoryExpression)

Specify a remote directory path SpEL expression.

Parameters:

remoteDirectoryExpression - the remote directory expression

Since:

4.3.13

See Also:

• setRemoteDirectoryExpression(Expression)

setTemporaryRemoteDirectoryExpression

public void setTemporaryRemoteDirectoryExpression(Expression temporaryRemoteDirectoryExpression)

Specify a remote directory path SpEL expression.

Parameters:

temporaryRemoteDirectoryExpression - the temporary remote directory expression

See Also:

• RemoteFileTemplate.setTemporaryRemoteDirectoryExpression(Expression)

setTemporaryRemoteDirectoryExpressionString

public void setTemporaryRemoteDirectoryExpressionString(String temporaryRemoteDirectoryExpression)

Specify a remote directory path SpEL expression.

Parameters:

temporaryRemoteDirectoryExpression - the temporary remote directory expression

Since:

4.3.13

See Also:

• setTemporaryRemoteDirectoryExpression(Expression)

getTemporaryFileSuffix

protected String getTemporaryFileSuffix()

isUseTemporaryFileName

protected boolean isUseTemporaryFileName()

setUseTemporaryFileName

public void setUseTemporaryFileName(boolean useTemporaryFileName)

A boolean flag to use temporary files names or not. Defaults to true.

Parameters:

useTemporaryFileName - true to use a temporary file name.

See Also:

• RemoteFileTemplate.setUseTemporaryFileName(boolean)

setFileNameGenerator

public void setFileNameGenerator(FileNameGenerator fileNameGenerator)

Set the file name generator used to generate the remote filename to be used when transferring files to the remote system. Default DefaultFileNameGenerator.

Parameters:

fileNameGenerator - the file name generator.

See Also:

• RemoteFileTemplate.setFileNameGenerator(FileNameGenerator)

setCharset

public void setCharset(String charset)

Set the charset to use when converting String payloads to bytes as the content of the remote file. Default UTF-8.

Parameters:

charset - the charset.

See Also:

• RemoteFileTemplate.setCharset(String)

setTemporaryFileSuffix

public void setTemporaryFileSuffix(String temporaryFileSuffix)

Set the temporary suffix to use when transferring files to the remote system. Default ".writing".

Parameters:

temporaryFileSuffix - the temporary file suffix.

See Also:

• RemoteFileTemplate.setTemporaryFileSuffix(String)

setChmodOctal

public void setChmodOctal(String chmod)

String setter for Spring XML convenience.

Parameters:

chmod - permissions as an octal string e.g "600";

Since:

4.3

See Also:

• setChmod(int)

setChmod

public void setChmod(int chmod)

Set the file permissions after uploading, e.g. 0600 for owner read/write.

Parameters:

chmod - the permissions.

Since:

4.3

isChmodCapable

public boolean isChmodCapable()

onInit

protected void onInit()

Description copied from class: IntegrationObjectSupport

Subclasses may implement this for initialization logic.

Overrides:

onInit in class IntegrationObjectSupport

handleMessageInternal

protected void handleMessageInternal(Message<?> message)

Specified by:

handleMessageInternal in class AbstractMessageHandler

doChmod

protected void doChmod(RemoteFileTemplate<F> remoteFileTemplate,
 String path,
 int chmod)

Set the mode on the remote file after transfer; the default implementation does nothing.

Parameters:

remoteFileTemplate - the remote file template.

path - the path.

chmod - the chmod to set.

Since:

4.3