org.processmining.hadoop.connection.interfaces

Interface RemoteConnectionManager

All Known Implementing Classes:

SSHConnectionManager

public interface RemoteConnectionManager

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String[]	executeCommand(java.lang.String command) Execute the command in the remote host.
java.lang.String[]	executeCommand(java.lang.String command, java.lang.String input) Execute the command in the remote host.
java.lang.String[]	executeCommandASynchronously(java.lang.String command) Execute the command in the remote host.
java.lang.String[]	executeCommandASynchronously(java.lang.String command, java.lang.String input) Execute the command in the remote host.
java.lang.String	getFileFromRemoteHost(java.lang.String local_file, java.lang.String remote_file) Get the remote file and store it in the local host
boolean	hasAccess() Check if the connection information is valid and the user has access to the specified cluster with the provided password
java.lang.String	sendFileToRemoteHost(java.lang.String local_file, java.lang.String remote_file) Send the local file to the remote host

Method Detail

hasAccess

boolean hasAccess()

Check if the connection information is valid and the user has access to the specified cluster with the provided password

Returns:

True if the user has access to the specified cluster with the provided password

executeCommand

java.lang.String[] executeCommand(java.lang.String command)

Execute the command in the remote host. Return the standard output and the standard error as a result

Parameters:

command - shell command to execute

Returns:

A two-component array. 1.- The first component is the standard output stream. 2.- The second component is the standard error stream. * ("" if there is no error) * (It it starts with the key word "CONNECTION_ERROR" there is an error with the connection)

executeCommand

java.lang.String[] executeCommand(java.lang.String command,
                                java.lang.String input)

Execute the command in the remote host. Return the standard output and the standard error as a result

Parameters:

command - shell command to execute

input - Standard input

Returns:

A two-component array. 1.- The first component is the standard output stream. 2.- The second component is the standard error stream. * ("" if there is no error) * (It starts with the key word "CONNECTION_ERROR" there is an error with the connection)

executeCommandASynchronously

java.lang.String[] executeCommandASynchronously(java.lang.String command)

Execute the command in the remote host. Return the standard output and the standard error as a result

Parameters:

command - shell command to execute

Returns:

A two-component array. 1.- The first component is the pid of the job in execution. 2.- The second component is the standard error stream. * ("" if there is no error) * (It starts with the key word "CONNECTION_ERROR" there is an error with the connection)

executeCommandASynchronously

java.lang.String[] executeCommandASynchronously(java.lang.String command,
                                              java.lang.String input)

Execute the command in the remote host. Return the standard output and the standard error as a result

Parameters:

command - shell command to execute

input - Standard input

Returns:

A two-component array. 1.- The first component is the pid of the job in execution. 2.- The second component is the standard error stream. * ("" if there is no error) * (It starts with the key word "CONNECTION_ERROR" there is an error with the connection)

getFileFromRemoteHost

java.lang.String getFileFromRemoteHost(java.lang.String local_file,
                                     java.lang.String remote_file)

Get the remote file and store it in the local host

Parameters:

local_file - Local path

remote_file - Remote path

Returns:

An error string ("" if there is no error)

sendFileToRemoteHost

java.lang.String sendFileToRemoteHost(java.lang.String local_file,
                                    java.lang.String remote_file)

Send the local file to the remote host

Parameters:

local_file - Local path

remote_file - Remote path

Returns:

An error string ("" if there is no error)