edu.sdsc.inca.agent.access
Class Sleep

java.lang.Object
  edu.sdsc.inca.agent.AccessMethod
      edu.sdsc.inca.agent.access.Sleep

public class Sleep
extends AccessMethod

Used for testing to make sure the ReporterManagerStarter class handles interrupts correctly. Can be configured to have the run method sleep on the nth call so it can be interrupted and tested to see if the run method handles the interrupt correctly.

Author:

Shava Smallen <ssmallen@sdsc.edu>

Field Summary

java.lang.String	lastCommand
int	numSkips
int	sleepOnNthTime
int	sleepPeriod

Constructor Summary

Sleep(java.lang.String resource, edu.sdsc.inca.util.ResourcesWrapper resources)
Create a interrupt manual process.

Method Summary

void	get(java.lang.String remoteFile, java.lang.String localDir) Log the remote file that would be transferred to a directory on the local machine.
boolean	isActive() Checks to see if the current ssh session is active.
void	put(java.lang.String localFile, java.lang.String remoteDir) Log the file that would be transferred to a directory on a remote machine .
AccessMethodOutput	run(java.lang.String executable, java.lang.String[] arguments, java.lang.String stdin, java.lang.String directory) Log the command that should be executed on the remote machine.
void	start(java.lang.String executable, java.lang.String[] arguments, java.lang.String stdin, java.lang.String directory) Start a process on a remote machine.
void	stop() Just log that the process needs to be stopped.

Methods inherited from class edu.sdsc.inca.agent.AccessMethod

create, get, prependHome, put, run, run, start, start

Methods inherited from class java.lang.Object

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

Field Detail

sleepPeriod

public int sleepPeriod

sleepOnNthTime

public int sleepOnNthTime

numSkips

public int numSkips

lastCommand

public java.lang.String lastCommand

Constructor Detail

Sleep

public Sleep(java.lang.String resource,
             edu.sdsc.inca.util.ResourcesWrapper resources)

Create a interrupt manual process.

Parameters:

resource - The name of the resource to start the process on

resources - The resource configuration information.

Method Detail

get

public void get(java.lang.String remoteFile,
                java.lang.String localDir)
         throws AccessMethodException

Log the remote file that would be transferred to a directory on the local machine.

Overrides:

get in class AccessMethod

Parameters:

remoteFile - Path to the remote file that will be transfered

localDir - Path to the directory on the local machine where the remote file will be placed

Throws:

AccessMethodException - if unable to fetch remote file

put

public void put(java.lang.String localFile,
                java.lang.String remoteDir)
         throws AccessMethodException

Log the file that would be transferred to a directory on a remote machine .

Overrides:

put in class AccessMethod

Parameters:

localFile - Path to the local file that will be transfered

remoteDir - Path to the directory on the remote machine where the local file will be placed

Throws:

AccessMethodException - if unable to transfer remote file

run

public AccessMethodOutput run(java.lang.String executable,
                              java.lang.String[] arguments,
                              java.lang.String stdin,
                              java.lang.String directory)
                       throws java.lang.InterruptedException

Log the command that should be executed on the remote machine.

Specified by:

run in class AccessMethod

Parameters:

executable - Path to the remote executable.

arguments - Contains the arguments that should be passed to the executable

stdin - A string that will be passedd in as stdin to the process when it is started

directory - Path to the directory where the process will be executed from

Returns:

The stdout and stderr of the executed process in AccessMethodOutput

Throws:

java.lang.InterruptedException - if interrupted while running remote process

start

public void start(java.lang.String executable,
                  java.lang.String[] arguments,
                  java.lang.String stdin,
                  java.lang.String directory)

Start a process on a remote machine. This is a non-blocking call. Important note: this process will not be killed on call to stop()

Specified by:

start in class AccessMethod

Parameters:

executable - Path to the remote executable.

arguments - Contains the arguments that should be passed to the executable

directory - Path to the directory where the process will be executed

stdin - A string that will be passedd in as stdin to the process when it is started

stop

public void stop()
          throws AccessMethodException

Just log that the process needs to be stopped.

Specified by:

stop in class AccessMethod

Throws:

AccessMethodException

isActive

public boolean isActive()
                 throws AccessMethodException

Checks to see if the current ssh session is active. Does not indicate whether the remote process is alive (for now).

Specified by:

isActive in class AccessMethod

Returns:

true if the SSH session is alive; false otherwise.

Throws:

AccessMethodException - if unable to determine if process is active