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Study on Web Service

Technology and its Application

to Supply Chain ManagementBy

Navajeet Saikia (CSM08019)

Indira Bhadhara (CSM08040)

Guided byMr. S.I. Singh

Asst. Professor

Tezpur University

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Topics Covered

Introduction

Problem definition

Analysis

Design & Implementation

Demo

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Introduction Web Service Basics

Any piece of software that makes itself available over the internet

& uses a standard XML messaging system

Concerns the way in which software communicates

Service Description provided by WSDL

Can locate itself using UDDI

Functionality invoked using SOAP

These three technologies are built upon the common data

description standard XML

SOA

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Problem Definition

This is a typical B2C and B2B model.

Retailer offers electronic goods to consumer.

Retailer Manage stock levels in warehouses. Items below a certain threshold- retailer

restock from Manufacturers inventory.

Fulfill Request-Manufacturer executeproduction run

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Analysis

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Requirements and

Assumptions

1. Retailer has three warehouses A, B, C

2. Three Manufacturers Brand 1, Brand 2, Brand 3

3. Each manufacturer supplies three products TV, DVD,

VCR.4. All three warehouses stock all nine products.

5. An order may contain multiple line items. Partialshipment not supported.

6. Back orders are not supported.

7. Payments are not demonstrated.8. Manufacturer can always ship the required product.

9. Warehouse stocks min - calls manufacturer.

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Use Case Diagram

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Use Cases

UC1: Purchase Goods Consumer visits Retailers website to purchase

electronics goods.

Request for catalog. Orders goods through a cart.

UC2: Source Goods Retailer locate ordered goods in warehouse and

request shipment. Selects appropriate warehouse and ships.

Inventory decreases.

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Designand Implementation

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Technologies Used

J2EE

Apache Axis2

Apache Tomcat Server

Eclipse IDE

Database

MySql

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How to create a Web Service ?

Write an application program in Java.

-Methods are Services.

Code converted to WSDL using Axis2.

WSDL deployed on Apache Tomcat by

Axis2.

Web Service Created.

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How to create a Web Service

Client ?

Client locates and accesses the WSDL.

WSDL converted to Stub by Axis2.

Stub acts as Proxy to Web Service for the

Client.

Write the Client program using Stub.

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Class Diagram forRetailer

System

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Class Diagram for

Manufacturing System

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Web Services

There are two Web Services

Retailer System Web Service

- Retailer Service- Warehouse Service

-Warehouse Callback Service

ManufacturerWeb Service

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Deployment Diagram for

Retailer System

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Deployment diagram for

Manufacturing System

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Operation/Message Types

Retailer Service

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Database Table Description

Catalog

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Warehouse Tables

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Manufacturer Tables

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Demo

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Q & A

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THANK YOU

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