Package org.apache.sshd.scp.common.helpers

Class ScpIoUtils

java.lang.Object

org.apache.sshd.scp.common.helpers.ScpIoUtils

public final class ScpIoUtils
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static java.util.Set<ClientChannelEvent>	COMMAND_WAIT_EVENTS

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ScpIoUtils()

Method Summary

Modifier and Type	Method	Description
static java.lang.String	getExitStatusName(java.lang.Integer exitStatus)
static void	handleCommandExitStatus(ClientSession session, java.lang.String cmd, java.lang.Integer exitStatus, org.slf4j.Logger log)	Invoked by the various upload/download methods after having successfully completed the remote copy command and (optionally) having received an exit status from the remote server
static void	handleCommandExitStatus(ClientSession session, java.lang.String cmd, ClientChannel channel, CommandStatusHandler handler, org.slf4j.Logger log)	Invoked by the various upload/download methods after having successfully completed the remote copy command and (optionally) having received an exit status from the remote server.
static ChannelExec	openCommandChannel(ClientSession session, java.lang.String cmd, org.slf4j.Logger log)
static java.lang.String	readLine(java.io.InputStream in)
static java.lang.String	readLine(java.io.InputStream in, boolean canEof)
static ScpAckInfo	sendAcknowledgedCommand(java.lang.String cmd, java.io.InputStream in, java.io.OutputStream out)
static ScpAckInfo	sendAcknowledgedCommand(AbstractScpCommandDetails cmd, java.io.InputStream in, java.io.OutputStream out)
static void	writeLine(java.io.OutputStream out, java.lang.String cmd)

Methods inherited from class java.lang.Object

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

Field Detail

COMMAND_WAIT_EVENTS

public static final java.util.Set<ClientChannelEvent> COMMAND_WAIT_EVENTS

Constructor Detail

ScpIoUtils

private ScpIoUtils()

Method Detail

readLine

public static java.lang.String readLine(java.io.InputStream in)
                                 throws java.io.IOException

Throws:

java.io.IOException

readLine

public static java.lang.String readLine(java.io.InputStream in,
                                        boolean canEof)
                                 throws java.io.IOException

Throws:

java.io.IOException

writeLine

public static void writeLine(java.io.OutputStream out,
                             java.lang.String cmd)
                      throws java.io.IOException

Throws:

java.io.IOException

sendAcknowledgedCommand

public static ScpAckInfo sendAcknowledgedCommand(AbstractScpCommandDetails cmd,
                                                 java.io.InputStream in,
                                                 java.io.OutputStream out)
                                          throws java.io.IOException

Throws:

java.io.IOException

sendAcknowledgedCommand

public static ScpAckInfo sendAcknowledgedCommand(java.lang.String cmd,
                                                 java.io.InputStream in,
                                                 java.io.OutputStream out)
                                          throws java.io.IOException

Throws:

java.io.IOException

getExitStatusName

public static java.lang.String getExitStatusName(java.lang.Integer exitStatus)

openCommandChannel

public static ChannelExec openCommandChannel(ClientSession session,
                                             java.lang.String cmd,
                                             org.slf4j.Logger log)
                                      throws java.io.IOException

Throws:

java.io.IOException

handleCommandExitStatus

public static void handleCommandExitStatus(ClientSession session,
                                           java.lang.String cmd,
                                           ClientChannel channel,
                                           CommandStatusHandler handler,
                                           org.slf4j.Logger log)
                                    throws java.io.IOException

Invoked by the various upload/download methods after having successfully completed the remote copy command and (optionally) having received an exit status from the remote server. If no exit status received within CoreModuleProperties.CHANNEL_CLOSE_TIMEOUT the no further action is taken. Otherwise, the exit status is examined to ensure it is either OK or WARNING - if not, an ScpException is thrown

Parameters:

session - The associated ClientSession

cmd - The attempted remote copy command

channel - The ClientChannel through which the command was sent - Note: then channel may be in the process of being closed

handler - The CommandStatusHandler to invoke once the exit status is received. if null then handleCommandExitStatus(ClientSession, String, Integer, Logger) is called

log - An optional Logger to use for issuing log messages - ignored if null

Throws:

java.io.IOException - If failed the command

handleCommandExitStatus

public static void handleCommandExitStatus(ClientSession session,
                                           java.lang.String cmd,
                                           java.lang.Integer exitStatus,
                                           org.slf4j.Logger log)
                                    throws java.io.IOException

Invoked by the various upload/download methods after having successfully completed the remote copy command and (optionally) having received an exit status from the remote server

Parameters:

session - The associated ClientSession

cmd - The attempted remote copy command

exitStatus - The exit status - if null then no status was reported

log - An optional Logger to use for issuing log messages - ignored if null

Throws:

java.io.IOException - If got a an error exit status