By Brian McKellar, Thomas Jung
In line with the main prolific blog within the SAP Developer community, this publication bargains with overcoming universal BSP improvement demanding situations. each bankruptcy offers step by step guideline and functional advice to reply to serious questions, with which many builders fight of their daily paintings. specific, insider information at the necessities of BSP programming, beneficial tricks on boosting functionality, and in-depth troubleshooting suggestion make this publication an vital addition on your technical library. This targeted reference additionally presents readers with unique assurance of TableView renderers, F4 is helping, BSP integration within the SAP GUI, and lots more and plenty extra.
- HTTP dealing with and URLs
- Authentication and consultation Management
- BSP Extensions, BSP point Expressions
- aid Systems
- record Handling
- RSS Feeds, Interactive Excel, Mini-Portals
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Extra info for Advanced BSP Programming
Tively a routing string, which tells the browser how to reach the target. A typical (example However, there are cases where a URL is created at the server. One typical exam 1s0028. wdf. sap. corp) that is totally different from the Internet name (example ple occurs when a BSP application is tested in the Development Workbench situation is that a host might have an Intranet name bsp. sap. com), This means that the FQDN is determined by the browser's posl SE80. A browser window is opened with the URL to test.
As the date matches exactly, the server answers with return code 302. Because the browser already has the correct resource, the Content -Length is set to zero, and the resource is not transmitted again. With this, the browser again has the resource for a valid period of seven days before it will check once more. 10 Cache-Control: max-age=604800 The 404 shows immediately that this is the HTIP request that was not loaded cor rectly. There are typically two problems that can account for this situation.
1) seven days. 11 shows a summary of the HTIP traffic. J S,.. " Re". SI. COVi 8 Type Sav['. W About ; URi. l We see a relatively standard HTTP request, but with one new HTIP header: If ; 110dified - Since. J matching this URL and that the copy the browser has was last changed on Friday, August 13, 2004. 11 The First Time a Resource is Loaded 60 HTIP and HTML that was set when the resource was initially loaded. Handling of HTML Resources in HTIP 61 The server looks at the If-Modified - Since header and compares this date against the last modified date of the actual resource.
Advanced BSP Programming by Brian McKellar, Thomas Jung