Class ChannelSubsystem

java.lang.Object

org.apache.sshd.common.util.logging.AbstractLoggingBean

org.apache.sshd.common.util.closeable.IoBaseCloseable

org.apache.sshd.common.util.closeable.AbstractCloseable

org.apache.sshd.common.util.closeable.AbstractInnerCloseable

org.apache.sshd.common.channel.AbstractChannel

org.apache.sshd.client.channel.AbstractClientChannel

org.apache.sshd.client.channel.AsyncCapableClientChannel

org.apache.sshd.client.channel.ChannelSession

org.apache.sshd.client.channel.ChannelSubsystem

All Implemented Interfaces:

Closeable, AutoCloseable, Channel, ClientChannel, ClientSessionHolder, AttributeRepository, AttributeStore, Channel, ChannelIdentifier, ChannelListenerManager, StreamingChannel, ChannelStreamWriterResolver, ChannelStreamWriterResolverManager, Closeable, PropertyResolver, SessionContextHolder, SessionHolder<Session>, ExecutorServiceCarrier

Direct Known Subclasses:

DefaultSftpClient.SftpChannelSubsystem

public class ChannelSubsystem
extends ChannelSession

Client channel to run a subsystem

Nested Class Summary

Nested classes/interfaces inherited from class AbstractChannel

AbstractChannel.GracefulChannelCloseable, AbstractChannel.GracefulState, AbstractChannel.PacketValidator

Nested classes/interfaces inherited from class AbstractCloseable

AbstractCloseable.State

Nested classes/interfaces inherited from interface AttributeRepository

AttributeRepository.AttributeKey<T>

Nested classes/interfaces inherited from interface StreamingChannel

StreamingChannel.Streaming

Field Summary

Fields

Modifier and Type	Field	Description
private final String	subsystem

Fields inherited from class ChannelSession

pumper, pumperService

Fields inherited from class AsyncCapableClientChannel

withErrorStream

Fields inherited from class AbstractClientChannel

asyncErr, asyncIn, asyncOut, err, exitSignalHolder, exitStatusHolder, in, invertedErr, invertedIn, invertedOut, opened, openFailureLang, openFailureMsg, openFailureReason, openFuture, out, redirectErrorStream, streaming

Fields inherited from class AbstractChannel

channelListenerProxy, channelListeners, closeSignaled, DEFAULT_PACKET_VALIDATOR, eofReceived, eofSent, gracefulFuture, gracefulState, initialized, RESPONSE_BUFFER_GROWTH_FACTOR, service, unregisterSignaled

Fields inherited from class AbstractCloseable

closeFuture, futureLock, state

Fields inherited from class AbstractLoggingBean

log

Fields inherited from interface Channel

CHANNEL_EXEC, CHANNEL_SHELL, CHANNEL_SUBSYSTEM

Fields inherited from interface ChannelStreamWriterResolver

NONE

Fields inherited from interface PropertyResolver

EMPTY

Constructor Summary

Constructors

Constructor	Description
ChannelSubsystem(String subsystem)

Method Summary

Modifier and Type	Method	Description
protected void	doOpen()
final String	getSubsystem()	The subsystem name
void	handleFailure()	Invoked when SSH_MSG_CHANNEL_FAILURE received
void	handleSuccess()	Invoked when SSH_MSG_CHANNEL_SUCCESS received
void	onClose(Runnable run)
String	toString()

Methods inherited from class ChannelSession

handleInternalRequest, handleXonXoff, sendEnvVariables, setEnv

Methods inherited from class AsyncCapableClientChannel

closeImmediately0, doWriteExtendedData, getAsyncErr, getErr, getInnerCloseable, getInvertedErr, pumpInputStream, securedRead, setErr

Methods inherited from class AbstractClientChannel

addChannelSignalRequestHandlers, doWriteData, getAsyncIn, getAsyncOut, getChannelState, getChannelType, getExitSignal, getExitStatus, getIn, getInvertedIn, getInvertedOut, getOut, getStreaming, handleOpenFailure, handleOpenSuccess, handleWindowAdjust, isRedirectErrorStream, mayWrite, open, open, setIn, setOut, setRedirectErrorStream, setStreaming, updateCurrentChannelState, waitFor

Methods inherited from class AbstractChannel

addChannelListener, addPendingRequest, addRequestHandler, attributeKeys, clearAttributes, computeAttributeIfAbsent, configureWindow, getAttribute, getAttributesCount, getChannelId, getChannelListenerProxy, getChannelStreamWriterResolver, getExecutorService, getLocalWindow, getPacketValidator, getParentPropertyResolver, getProperties, getRecipient, getRemoteWindow, getRequestHandlers, getSession, handleChannelRegistrationResult, handleChannelRequest, handleChannelUnregistration, handleClose, handleData, handleEof, handleExtendedData, handleRequest, handleUnknownChannelRequest, init, invokeChannelSignaller, isEofSent, isEofSignalled, isInitialized, notifyStateChanged, notifyStateChanged, preClose, removeAttribute, removeChannelListener, removePendingRequest, removeRequestHandler, resolveChannelStreamWriterResolver, sendEof, sendResponse, sendWindowAdjust, setAttribute, setChannelStreamWriterResolver, setPacketValidator, setRecipient, signalChannelClosed, signalChannelClosed, signalChannelInitialized, signalChannelInitialized, signalChannelOpenFailure, signalChannelOpenFailure, signalChannelOpenSuccess, signalChannelOpenSuccess, validateIncomingDataSize, writePacket

Methods inherited from class AbstractInnerCloseable

doCloseGracefully, doCloseImmediately

Methods inherited from class AbstractCloseable

addCloseFutureListener, builder, close, getFutureLock, isClosed, isClosing, removeCloseFutureListener

Methods inherited from class AbstractLoggingBean

debug, debug, debug, debug, debug, error, error, error, error, error, getSimplifiedLogger, info, info, warn, warn, warn, warn, warn, warn, warn, warn

Methods inherited from class Object

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

Methods inherited from interface AttributeRepository

attributeKeys, getAttribute, getAttributesCount

Methods inherited from interface AttributeStore

clearAttributes, computeAttributeIfAbsent, removeAttribute, setAttribute

Methods inherited from interface Channel

addRequestHandler, addRequestHandlers, getLocalWindow, getRecipient, getRemoteWindow, getRequestHandlers, handleChannelRegistrationResult, handleChannelUnregistration, handleClose, handleData, handleEof, handleExtendedData, handleRequest, init, isEofSignalled, isInitialized, removeRequestHandler, removeRequestHandlers, resolveAttribute, writePacket

Methods inherited from interface ChannelIdentifier

getChannelId

Methods inherited from interface ChannelListenerManager

addChannelListener, getChannelListenerProxy, removeChannelListener

Methods inherited from interface ChannelStreamWriterResolverManager

getChannelStreamWriterResolver, resolveChannelStreamWriter, resolveChannelStreamWriterResolver, setChannelStreamWriterResolver

Methods inherited from interface ClientChannel

getClientSession, waitFor

Methods inherited from interface Closeable

addCloseFutureListener, close, close, isClosed, isClosing, isOpen, removeCloseFutureListener

Methods inherited from interface PropertyResolver

getBoolean, getBooleanProperty, getCharset, getInteger, getIntProperty, getLong, getLongProperty, getObject, getParentPropertyResolver, getProperties, getString, getStringProperty, isEmpty

Methods inherited from interface SessionHolder

getSession, getSessionContext

Field Details

subsystem

private final String subsystem

Constructor Details

ChannelSubsystem

public ChannelSubsystem(String subsystem)

Parameters:

subsystem - The subsystem name for the channel - never null or empty

Method Details

getSubsystem

public final String getSubsystem()

The subsystem name

Returns:

The subsystem name for the channel - never null or empty

doOpen

protected void doOpen()
               throws IOException

Overrides:

doOpen in class AsyncCapableClientChannel

Throws:

IOException

handleSuccess

public void handleSuccess()
                   throws IOException

Description copied from interface: Channel

Invoked when SSH_MSG_CHANNEL_SUCCESS received

Specified by:

handleSuccess in interface Channel

Overrides:

handleSuccess in class AbstractChannel

Throws:

IOException - If failed to handle the message

handleFailure

public void handleFailure()
                   throws IOException

Description copied from interface: Channel

Invoked when SSH_MSG_CHANNEL_FAILURE received

Specified by:

handleFailure in interface Channel

Overrides:

handleFailure in class AbstractChannel

Throws:

IOException - If failed to handle the message

onClose

public void onClose(Runnable run)

toString

public String toString()

Overrides:

toString in class AbstractChannel