edu.isi.pegasus.planner.invocation
Class SimpleServer

java.lang.Object
  org.griphyn.vdl.toolkit.Toolkit
      edu.isi.pegasus.planner.invocation.SimpleServer

public class SimpleServer
extends org.griphyn.vdl.toolkit.Toolkit

Field Summary

static org.apache.log4j.Logger	c_logger
static boolean	c_terminate
(package private) org.griphyn.vdl.dbschema.DatabaseSchema	m_dbschema
private boolean	m_emptyFail
private boolean	m_noDBase
(package private) InvocationParser	m_parser
(package private) ServerSocket	m_server
private static int	port

Fields inherited from class org.griphyn.vdl.toolkit.Toolkit

m_application, m_home, m_logger, m_props, m_verbosity

Constructor Summary

SimpleServer(int port)

Method Summary

int	checkFile(String filename) Reads the contents of the specified file, and returns with the remote exit code contained in the job chain.
private int	determineExitStatus(InvocationRecord ivr) Determines the exit code of an invocation record.
private String	extractToMemory(File input) Copy the content of the file into memory.
static boolean	getTerminate()
static void	main(String[] args)
static void	setTerminate(boolean b)
void	showUsage() Prints the short usage string onto stdout.

Methods inherited from class org.griphyn.vdl.toolkit.Toolkit

getVerbosity, increaseVerbosity, readFile, setVerbosity

Methods inherited from class java.lang.Object

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

Field Detail

port

private static final int port

See Also:

Constant Field Values

c_terminate

public static boolean c_terminate

c_logger

public static org.apache.log4j.Logger c_logger

m_emptyFail

private boolean m_emptyFail

m_noDBase

private boolean m_noDBase

m_dbschema

org.griphyn.vdl.dbschema.DatabaseSchema m_dbschema

m_parser

InvocationParser m_parser

m_server

ServerSocket m_server

Constructor Detail

SimpleServer

public SimpleServer(int port)
             throws Exception

Throws:

Exception

Method Detail

setTerminate

public static void setTerminate(boolean b)

getTerminate

public static boolean getTerminate()

showUsage

public void showUsage()

Description copied from class: org.griphyn.vdl.toolkit.Toolkit

Prints the short usage string onto stdout. No exiting. The application name is maintained by the c'tor.

Specified by:

showUsage in class org.griphyn.vdl.toolkit.Toolkit

extractToMemory

private String extractToMemory(File input)
                        throws org.griphyn.vdl.toolkit.FriendlyNudge

Copy the content of the file into memory. The copy operation also weeds out anything that may have been added by the remote batch scheduler. For instance, PBS is prone to add headers and footers.

Parameters:

input - is the file instance from which to read contents.

Returns:

the result code from reading the file

Throws:

org.griphyn.vdl.toolkit.FriendlyNudge

determineExitStatus

private int determineExitStatus(InvocationRecord ivr)

Determines the exit code of an invocation record. Currently, we will determine the exit code from the main job only.

Parameters:

ivr - is the invocation record to put into the database

Returns:

the status code as exit code to signal failure etc.

   0   regular exit with exit code 0
   1   regular exit with exit code > 0
   2   failure to run program from kickstart
   3   application had died on signal
   4   application was suspended (should not happen)
   5   failure in exit code parsing
   6   impossible case
 

checkFile

public int checkFile(String filename)

Reads the contents of the specified file, and returns with the remote exit code contained in the job chain.

Parameters:

filename - is the name of the file with the kickstart record.

Returns:

the exit code derived from the remote exit code.

main

public static void main(String[] args)
                 throws IOException

Throws:

IOException