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June 2008 Issue of Java Jazz up magazine

Web services are becoming more and more popular. Web Services allows you to expose the functionality of your existing code over the network

June 2008 Issue of Java Jazz up magazine

1. Quick introduction to web services
   Web services are becoming more and more popular. Web Services allows you to expose the functionality of your existing code over the network.
     
2. Amazon Web Services (AWS)
   Everyone knows that Amazon is one of the biggest online shopping store selling wide variety of products like books, magazines, DVDs, videos, electronics, computers, software, apparel & accessories, shoes etc.
     
3. Google web Service (GWS)
   Most users spend their time with Google while using Internet. Whenever we have to search something we select Google for it.
    
4. RESTful Web Services 
   RESTful Web services are very popular currently. REST (Representational State Transfer) is an alternative to SOAP, XML-RPC etc., that provides simple, platform-neutral data exchange using the HTTP transport. It can be integrated with HTTP more efficiently than SOAP based services.
     
5. SOA and Web Services
   The intention for this project is a very simple API to call different kinds of services (provider/technology). Crispy?s aims is to provide a single point of entry for remote invocation for a wide number of transports: eg. RMI, EJB, JAX-RPC or XML-RPC.
    
6. Open Source web services tool in java
   The intention for this project is a very simple API to call different kinds of services (provider/technology). Crispy?s aims is to provide a single point of entry for remote invocation for a wide number of transports: eg. RMI, EJB, JAX-RPC or XML-RPC.
     
7. Automate data entry with Web services and Ajax
   The United States Postal Service (USPS) has made several Web services available (see the USPS Web tools sidebar). One of those Web services accepts a ZIP code and returns the corresponding city and state.
     
8. Implementing WS-Security
   This article describes how the emerging WS-Security standard was used to secure a Web service that was developed and deployed in the fall of 2002. The article will discuss the security-related requirements of the Web service and how they were met using a combination of HTTPS/SSL, digital certificates, and digital signature technologies.
    
9. Cross-platform programming with Java technology and the IBM Web Services Toolkit for Mobile Devices
   When you?re writing a Java application for the server or desktop, you can be reasonably sure that the Java platform will fulfill its ?Write Once, Run Anywhere? promise. But when you?re dealing with code that will run under the J2ME Mobile Information Device Profile (MIDP), things get a little trickier.
    
10. Understanding quality of service for Web services Improving the performance of your Web services
    With the widespread proliferation of Web services, quality of service (QoS) will become a significant factor in distinguishing the success of service providers. QoS determines the service usability and utility, both of which influence the popularity of the service.