1. Paul 2. Naries 3. Phuong 4. Hanneke Jan 25, 2008 Government ...

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31 Ιαν 2013 (πριν από 4 χρόνια και 9 μήνες)

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UTOPIAN SDI
-

TECHNICAL DESIGN

Planning Group:

1. Paul

2. Naries

3. Phuong

4. Hanneke

Jan 25, 2008

Government Office,

Utopian City, Utopia

UTOPIAN SDI

INTRODUCTION


DESIRABLE UTOPIAN SDI


SOME ASPECTS TO CONSIDER


CONCEPTUAL DESIGN


PHYSICAL DESIGN


EXAMPLE

DESIRABLE UTOPIAN SDI


Metadata available for everyone


English for Metadata


Data accessible (viewable and
downloadable) different for each
group of users


Web
-
based, using SOAP, http
and ftp Protocol


One national portal only


Many simply searching
mechanism




Trilingual Interface (English,
Utopian, Topy)


Information transfer
mechanism: internet


Using open source software
when possible


Technical standard use: OGC
and ISO


High security system: e.g.
using Firewall

DESIRABLE

UTOPIAN SDI

SOME ASPECTS TO CONSIDER


Privacy

(registration, authentication)


Security

(secure protocols, data
encryption, firewalls)


Safety

(fail
-
safe, fireproof systems,
redundant systems, good backup
procedures)


Verification and validation

(check
whether the collected data is alright)


SOME ASPECTS TO CONSIDER


Use of
metadata

to store, search and
retrieve


Update

policy, good
versioning


Use of
open standards

(OGC, ISO,
SOAP, GML, XML)


Good
search facilities


Use of
web services



Use of a
CMS

(+DMS)

CONCEPTUAL DESIGN

Service

Broker

Service

Consumer

Service

Provider

Find

Bind

Publish

Web browser

User

Data

Utopian
Portal

Internet

Data Provider

Interact

Publishing a service = making it available


Finding a service = how to find it?


Binding to a service = how to use it?


PHYSICAL DESIGN

HTTP(S)/ FTP(S)

SOAP

SQL

USER/CLIENT

SERVER

DATABASE

SEARCH

LOGIN

UTOPIAN PORTAL

CMS

BROWSER

OPEN SOURCE SOFTWARE

WEB SERVICES

OPEN SOURCE
DATABASE

SPECIFIC ENTRIES

Data Management


Core Database:


Elevation, Geology, Hydrology,
Infrastructure/Cadastral, Land Use, Pollution
Source


File


based downloadable


Metadata:


Abstract, Theme Keyword, Reference System,
Spatial Quality, Contact, Change history



XML Schema


Data management:
using PostgreSQL


Portal Services


Software tool for server:
e.g. GeoNetwork


Viewing:
WMS


Searching:
Catalogue service


Downloading:
WFS, GML, File
-
based network (ftp)


Updating:
WFS


Coordinate transformation Service


Uploading follows OGC Standard

User


Thin Client


Web browser:


Internet Explorer


FireFox


EXAMPLE

WMS

EXAMPLE

Download Data

THANK YOU !!!