net.fenyo.gnetwatch.actions
Class ActionHTTP

java.lang.Object
  net.fenyo.gnetwatch.GUI.VisualElement
      net.fenyo.gnetwatch.actions.Action
          net.fenyo.gnetwatch.actions.ActionHTTP

public class ActionHTTP
extends Action

Instances of this action class can load any HTTP server and create events of type EventHTTP to log the throughput.

Version:

$Id: ActionHTTP.java,v 1.14 2008/04/27 21:44:21 fenyo Exp $

Author:

Alexandre Fenyo

Nested Class Summary

Nested classes/interfaces inherited from class net.fenyo.gnetwatch.actions.Action

Action.InterruptCause

Field Summary

private java.lang.String	error_string
private boolean	interrupted
private static Log	log

Constructor Summary

ActionHTTP()
Default constructor.

ActionHTTP(Target target, Background background)
Constructor.

Method Summary

private int	connect(int idx, IPQuerier querier, java.net.URLConnection[] connections, java.io.InputStream[] streams, int[] sizes, java.net.URL url, java.net.Proxy proxy) Establishes the connections to the server.
protected void	disposed() Called when this element is being removed.
long	getMaxDelay() Returns the timeout associated with this action.
java.lang.String	getQueueName() Returns the preferred queue.
void	interrupt(Action.InterruptCause reason) Asks this action to stop rapidely.
void	invoke() Loads the server.

Methods inherited from class net.fenyo.gnetwatch.actions.Action

canManageThisChild, getBackground, getTarget, initialize, setBackground, setTarget

Methods inherited from class net.fenyo.gnetwatch.GUI.VisualElement

addParent, contains, duplicateTreeItemOnce, expandTreeItems, getAllParents, getChildren, getDescription, getGUI, getId, getItem, getParents, getProgress, getSubElements, getSubElements, getTreeItems, getType, informSelected, isDisposed, isThisOurTreeItem, removeVisualElements, selected, setChildren, setDescription, setGUI, setId, setImage, setImageExec, setImageFolder, setImageHost, setImageHost6, setImageHost6SNMP, setImageHostSNMP, setImageInterface, setImageMultiRow, setImageNetwork, setImageOscillo, setImageQueue, setImageWatch, setItem, setParent, setParent, setProgress, setType, unselected

Methods inherited from class java.lang.Object

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

Field Detail

log

private static Log log

interrupted

private boolean interrupted

error_string

private java.lang.String error_string

Constructor Detail

ActionHTTP

public ActionHTTP(Target target,
                  Background background)

Constructor.

Parameters:

target - target this action works on.

background - queue manager by which this action will add events.

ActionHTTP

public ActionHTTP()

Default constructor.

Parameters:

none. -

Method Detail

getQueueName

public java.lang.String getQueueName()

Returns the preferred queue.

Overrides:

getQueueName in class Action

Parameters:

none. -

Returns:

String preferred queue.

getMaxDelay

public long getMaxDelay()

Returns the timeout associated with this action.

Overrides:

getMaxDelay in class Action

Parameters:

none. -

Returns:

long timeout.

interrupt

public void interrupt(Action.InterruptCause reason)

Asks this action to stop rapidely.

Overrides:

interrupt in class Action

Parameters:

cause - cause.

Throws:

java.io.IOException - IO exception.

connect

private int connect(int idx,
                    IPQuerier querier,
                    java.net.URLConnection[] connections,
                    java.io.InputStream[] streams,
                    int[] sizes,
                    java.net.URL url,
                    java.net.Proxy proxy)
             throws java.io.IOException

Establishes the connections to the server.

Parameters:

idx - number of connections to establish.

querier - http/ftp parameters.

connections - array of connections established.

streams - streams associated to the connections.

sizes - data sizes ready to be read on the connections.

url - url to connect to.

proxy - proxy to use.

Returns:

number of bytes received.

Throws:

java.io.IOException - IO exception.

invoke

public void invoke()
            throws java.io.IOException,
                   java.lang.InterruptedException

Loads the server.

Overrides:

invoke in class Action

Parameters:

none. -

Throws:

java.io.IOException - IO exception.

java.lang.InterruptedException - exception.

See Also:

http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html

disposed

protected void disposed()

Called when this element is being removed.

Overrides:

disposed in class Action

Parameters:

none. -