au.edu.swin.synergy.plugin.syndicate
Class BSyndServer

java.lang.Object
  |
  +--au.edu.swin.synergy.kernel.BPlugin
        |
        +--au.edu.swin.synergy.plugin.syndicate.BSyndServer

public class BSyndServer

extends BPlugin

This class provides the syndicate server. To load type: load au.edu.swin.synergy.plugin.syndicate.BSyndServer

Inner Class Summary

class

BSyndServer.BConnectionComplete This completion class responds to the return of a BSQLGetConnectionCE event.

Field Summary

protected Connection	connection The database connection.
protected SimpleDateFormat	dateFormat Formatter used for doing dates "properly"
protected static String	kDBURL The database URL.
protected Hashtable	userMap User information (mapping usernames to ID heirachies).

Fields inherited from class au.edu.swin.synergy.kernel.BPlugin

kernel

Constructor Summary

BSyndServer()
Creates a new BSyndServer object.

Method Summary

void	doAddTask(BSyndAddTaskCE taskEvent) Adds a task to the syndicate database.
protected void	doGetTasks(BSyndGetTasksCE taskEvent) Gets a list of tasks according to the parameters in event, and returns the tasks in the completion event.
protected void	doLogEntry(BSyndAddLogCE logEvent) Adds a log entry to the database, and sends a confirmation completion status.
protected void	findParents(int userIndex, Vector userIDs, Vector parentIDs, Vector result) Finds a "tree" of parents for a given user.
protected void	getUserInfo() Fills the user map with dat from the database.
void	onBCommandEvent(Object sender, BCommandEvent event) This method receives events from the kernel.
void	setup(BStringList params) This method is called when the kernel is loading the plugins

Methods inherited from class au.edu.swin.synergy.kernel.BPlugin

dispatchEvent, dispatchEventAndWait, dispatchEventServer, dispatchEventServerAndWait, dispatchEventTo, dispatchEventToAndWait, getDependancies, getKernel, setKernel, setup, unload

Methods inherited from class java.lang.Object

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

Field Detail

kDBURL

protected static String kDBURL

The database URL.

connection

protected Connection connection

The database connection.

userMap

protected Hashtable userMap

User information (mapping usernames to ID heirachies).

dateFormat

protected SimpleDateFormat dateFormat

Formatter used for doing dates "properly"

Constructor Detail

BSyndServer

public BSyndServer()

Creates a new BSyndServer object.

Method Detail

setup

public void setup(BStringList params)

This method is called when the kernel is loading the plugins

Overrides:

setup in class BPlugin

onBCommandEvent

public void onBCommandEvent(Object sender,
                            BCommandEvent event)

This method receives events from the kernel.

Parameters:

sender - The object that generated the event.

event - The event itself.

Overrides:

onBCommandEvent in class BPlugin

doGetTasks

protected void doGetTasks(BSyndGetTasksCE taskEvent)

Gets a list of tasks according to the parameters in event, and returns the tasks in the completion event.

Parameters:

taskEvent - The get tasks event.

doLogEntry

protected void doLogEntry(BSyndAddLogCE logEvent)

Adds a log entry to the database, and sends a confirmation completion status.

Parameters:

logEvent - The event describing the log entry.

doAddTask

public void doAddTask(BSyndAddTaskCE taskEvent)

Adds a task to the syndicate database.

Parameters:

taskEvent - The task addition event.

getUserInfo

protected void getUserInfo()

Fills the user map with dat from the database.

findParents

protected void findParents(int userIndex,
                           Vector userIDs,
                           Vector parentIDs,
                           Vector result)

Finds a "tree" of parents for a given user. The first element is the userID of the user, then its parent, then its parent's parent, and so on. Called Recursively.

Parameters:

userID - The index into userIDs of the user we want the tree for.

userIDs - A Vector of Integers, containing all userIDs.

parentIDs - A Vector of Integers, containing all parentIDs for each of the userIDs.

result - The result vector (of Integers) containing all parents of userID, this should be cleared before function is called.