1. Software Research Laboratory Computer Science & Engineering Department
Development of a Trustworthy Web Service for Pervasive and Embedded Applications (Sponsored by Microsoft Embedded Systems Research)
Software Research Laboratory
Computer Science & Engineering Department
Arizona State University

2.          More Service Requestors Web Services Service
Sample Services implemented 
8 The service agent performs the required service;
Requesting a new Account
More Service Requestors 
9 The service agent sends results back to the client. 
4 The client requests a service; 
1 A client requests to register; 
2 The client fills out the required information;
Service
Manager
Agents
Scheduler
Web
Services
Provider
relServices
FK: usrID
FK: srvcID
tblServices
Fields:
Key: srvcID
Service Name
Usage
Info
Database Backend
tblUser
Key: usrUD
Name
Pass 
3 The server stores client info into its database;
7 The service scheduler binds the request to a service agent; 
5 The service manager verifies the client info and sends the request to service scheduler if approved;  
Scheduler
Priority
Queue S1 S3 S2 S4
Soft
Real-Time Queue
.Net
Runtime
Dispatcher
(service activator)
6 The scheduler puts the request into one of the queues