org.xmlBlaster.protocol.http
Class BlasterHttpProxy

java.lang.Object
  org.xmlBlaster.protocol.http.BlasterHttpProxy

public class BlasterHttpProxy
extends java.lang.Object

Contains some useful, static helper methods. It is a singleton.

It holds a hashtable with all current browser-xmlBlaster connections.

You can also use this class to handle shared attributes for all servlets.

Author:

Konrad Krafft, Marcel Ruff

Field Summary

private static java.util.Hashtable	attributes Stores global Attributes for other Servlets
private static java.util.Hashtable	httpPushHandlers Mapping the sessionId to a HttpPushHandler instance.
private static java.lang.String	ME

Constructor Summary

BlasterHttpProxy()

Method Summary

static void	addHttpPushHandler(java.lang.String sessionId, HttpPushHandler httpPushHandler) Gives a proxy connection by a given sessionId.
static void	cleanup(java.lang.String sessionId) Cleanup Hashtable etc.
static java.lang.Object	getAttribute(java.lang.String name) returns a Object by a given name
static HttpPushHandler	getHttpPushHandler(java.lang.String sessionId) Gives a proxy connection by a given sessionId.
static I_XmlBlasterAccess	getXmlBlasterAccess(java.lang.String sessionId)
static void	removeAttribute(java.lang.String name) Remove the attribute.
static void	setAttribute(java.lang.String name, java.lang.Object obj) writes a Object by a given name

Methods inherited from class java.lang.Object

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

Field Detail

ME

private static final java.lang.String ME

See Also:

Constant Field Values

httpPushHandlers

private static java.util.Hashtable httpPushHandlers

Mapping the sessionId to a HttpPushHandler instance.

This HttpPushHandlers knows how to access xmlBlaster (with CORBA/SOCKET etc) and the Browser (with http).

attributes

private static java.util.Hashtable attributes

Stores global Attributes for other Servlets

Constructor Detail

BlasterHttpProxy

public BlasterHttpProxy()

Method Detail

getAttribute

public static java.lang.Object getAttribute(java.lang.String name)

returns a Object by a given name

Parameters:

name - key name

Returns:

Object

setAttribute

public static void setAttribute(java.lang.String name,
                                java.lang.Object obj)

writes a Object by a given name

Parameters:

name - key name

obj - Object

removeAttribute

public static void removeAttribute(java.lang.String name)

Remove the attribute.

Parameters:

name - key name

getXmlBlasterAccess

public static I_XmlBlasterAccess getXmlBlasterAccess(java.lang.String sessionId)
                                              throws XmlBlasterException

Throws:

XmlBlasterException

addHttpPushHandler

public static void addHttpPushHandler(java.lang.String sessionId,
                                      HttpPushHandler httpPushHandler)
                               throws XmlBlasterException

Gives a proxy connection by a given sessionId.

Parameters:

sessionId - HTTP sessionId

Throws:

If - sessionId not found.

XmlBlasterException

getHttpPushHandler

public static HttpPushHandler getHttpPushHandler(java.lang.String sessionId)
                                          throws XmlBlasterException

Gives a proxy connection by a given sessionId.

Parameters:

sessionId - HTTP sessionId

Returns:

valid httpPushHandler for valid HTTP sessionId (never null)

Throws:

If - sessionId not found.

XmlBlasterException

cleanup

public static void cleanup(java.lang.String sessionId)

Cleanup Hashtable etc.