Foilset Search Full Index for Basic foilset

Gateway Overview and Middle Tier

Given by Tom Haupt at Gateway Workshop Aberdeen Maryland on 24-25 May 99. Foils prepared May 26 99

One of four Gateway talks: Bill Asbury, Geoffrey Foox, Tom Haupt and Ken Flurchick
This has overview of system/requirements, Middle Tier and what it means to add a component to Gateway


Table of Contents for Gateway Overview and Middle Tier

There are two types of foils -- html and image which are each available in basic and JavaScript enabled "focused" style
(basic:)(focus style:) Denote Foils where Image Critical
(basic:)(focus style:) Denote Foils where HTML is sufficient

1 The Gateway System
2 Overview
3 Goals
4 Seamless Access
5 Three-Tier Architecture
6 Towards a complete solution ...
7 PSE Example: CCM
8 Target Architecture
9 Design Issues
10 Gateway Implementation
11 Gateway Implementation (2)
12 Gateway Implementation (3)
13 Gateway Implementation (4)
14 Front End
15 CTA specific knowledge database
16 Visual Authoring Tools
17 Example: Data Flow
18 Example: DARP
19 User and Group Profile
20 Resource Identification and Access
21 Visualizations, Collaboration, ...
22 Front-End infrastructure
23 Front-End Support
24 Portal Page
25 User Context
26 Gateway Initial Page
27 Control Applet
28 Screen Dump of the Control Applet
29 Navigator
30 CCM PSE Invoked from Gateway
31 Problem description toolboxes
32 Code toolboxes
33 Resource Request Toolbox
34 Other toolboxes
35 Middle-Tier
36 WebFlow Server
37 CORBA Based Middle-Tier
38 WebFlow Context Hierarchy
39 Middle-Tier modules serve as proxies of Back-End Services
40 Back End
41 Back End Services
42 WebFlow over Globus
43 How to add new Back-End hardware resources
44 Gateway Security
45 Security Model (Keberos)
46 Building Gateway Components
47 Middle-Tier is given by a mesh of WebFlow Servers that manage and coordinate distributed computation
48 How to develop a Gateway component (or a toolbox)
49 What does it take to convert a legacy (high performance) application into a Gateway Back-End service?
50 How the Back-End interacts with the rest of the system?
51 Implementing Back-End Services
52 What does it take to develop a Gateway module (a proxy)?
53 Example of IDL definition
54 Module functionality
55 Event binding
56 Front-End controls
57 Controlling a module
58 Selecting a Predefined Task
59 Visual Authoring Tools

Full WebWisdom URL and this Foilset Search
This contains all WebWisdom links preceded by those referenced in this foilset
© Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

If you have any comments about this server, send e-mail to webmaster@npac.syr.edu.

Page produced by wwwfoil on Tue Jul 6 1999