Basic IMAGE version of Foils prepared June 5 99

Foil 90 Client code

From Use of Java in Computational Science DoD Modernization Users Group Conference Monterey -- June 7 99. by Tom Haupt,Geoffrey C. Fox
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Table of Contents for Use of Java in Computational Science


1 NPAC Tutorial on Use of Java in Computational Science
2 Agenda
3 Target Architecture
4 Part I
5 Web Portals
6 Examples of Portals
7 Example Portal: Netscape
8 PPT Slide
9 Portals are customizable
10 Special Portals -- Computing
11 Portals for scientific and engineering communities
12 PPT Slide
13 Seamless Access
14 Example: Globus
15 Towards a complete solution ...
16 PPT Slide
17 Target Architecture
18 Example of a portal
19 PSE Example: CCM IPSE
20 QS Front End
21 Building a Portal
22 Portal Building Blocks I
23 Portal Building Blocks -- Security
24 Portal Building Blocks -- Distributed Object Support
25 Basic 3 Tier Computing Model
26 Object View of running a program
27 Pragmatic Object Web Technology Model - I
28 Multi-Tier Client Server Service
29 Pragmatic Object Web Technology Model - II
30 Functionality of layers
31 Proxy -- Proxy -- Backend Capability
32 Basic Multi Tier architecture
33 Emerging Object Web Multi-Server Model
34 Multi-Server Web Computing System or Portal to Computing
35 Some caveats and comments
36 What does it take to Implement This
37 More details on the implementation
38 Implementation Continued I
39 Implementation Continued II
40 Implementation Continued III
41 Collaboration I
42 Collaboration II
43 Collaboration III
44 Collaboration and Portals I
45 Collaboration and Portal II
46 Part II
47 WebFlow design
48 A few words about CORBA
49 Distributed objects
50 How is this possible?
51 Example of IDL definition
52 We need more flexibility...
53 Event binding
54 Controlling a module
55 Adding a remote module
56 Back to WebFlow design
57 WebFlow Server
58 WebFlow Server
59 CORBA Based Middle-Tier
60 WebFlow Context Hierarchy
61 Gatekeeper
62 Middle-Tier modules serve as proxies of Back-End Services
63 Modules
64 Services
65 Example of a proxy module
66 WebFlow over Globus
67 Secure Access: terminology
68 Secure Access
69 Security Model
70 Distributed Objects are less secure
71 CORBA security is built into ORB
72 Authentication
73 Privilege Delegation
74 CORBA access model
75 Part III
76 Applications vary by the functionality of their Front-Ends
77 Applications vary by how they are composed from modules
78 The modules can interact with each other in different ways:
79 Applications vary on how the Front-End interacts with the Middle-Tier
80 Landscape Management System
81 LMS Objectives
82 LMS: Changes in Vegetation
83 LMS: Changes in Vegetation
84 LMS Front End
85 Data Retrieval
86 PPT Slide
87 WMS based Visualizations
88 Implementation of LMS
89 Running LMS
90 Client code
91 Interactions between components
92 Quantum Simulations
93 Quantum Simulations
94 QS: WebFlow implementation
95 PPT Slide
96 Implementation of QS
97 QS: Front-End
98 Building an application
99 Document Type Definition
100 Example XML document
101 Object Oriented Applications
102 Mobility System's Applications
103 Part IV
104 Target Architecture
105 Design Issues
106 Gateway Implementation
107 Gateway Implementation (2)
108 Gateway Implementation (3)
109 Gateway Implementation (4)
110 Front End
111 CTA specific knowledge database
112 Visual Authoring Tools
113 Example: Data Flow
114 Example: DARP
115 User and Group Profile
116 Resource Identification and Access
117 Front-End infrastructure
118 Front-End Support
119 User Context
120 PPT Slide
121 Control Applet
122 Screen Dump of the Control Applet
123 Navigator
124 PPT Slide
125 Problem description toolboxes
126 Code toolboxes
127 Resource Request Toolbox
128 File Formats I
129 File Formats II
130 Other toolboxes
131 ScienceML
132 Scientific Notepad
133 Middle-Tier
134 WebFlow Server
135 CORBA Based Middle-Tier
136 Back End
137 Back End Services
138 Gateway Security
139 Security Model (Keberos)
140 Building Gateway Components
141 Middle-Tier is given by a mesh of WebFlow Servers that manage and coordinate distributed computation
142 How to develop a Gateway component (or a toolbox)
143 How the Back-End interacts with the rest of the system?
144 Implementing Back-End Services
145 What does it take to develop a Gateway module (a proxy)?
146 Selecting a Predefined Task
147 Gateway/WebFlow Mission
148 Updates
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