What is Screen Scraping?

Screen scraPing is the sySTEM of accumulating display display inFormation from one application and translating it so that another utility can show it. This is usually performed to seize facts from a legacy utility a good way to display it using a extra present day User Interface.

Screen scraping commonly refers to a valid technique used to translate display information from one Software to every other. It is every so often burdened with Content Scraping, which is using guide or Computerized way to harvest content from a Website with out the approval of the Internet site owner.

Screen scraping is occasionally called Terminal Emulation.

What Does Screen Scraping Mean?

Under regular situations, a legacy utility is both replaced via a new application or added up to date by rewriting the Source Code. In a few Instances, it's miles proper to hold the usage of a legacy utility but the the shortage of Availability of source Code, Programmers or documentation Makes it not possible to rewrite or replace the software. In any such case, the best manner to hold the use of the legacy software may be to write screen scraping Software Program to translate it into a Greater up to date consumer Interface. Screen scraping is generally done most effective when all other alternatives are impractical.

The screen scraping application have to typically do both of the following:

• Capture display screen enter and pass it directly to the Legacy Application for processing
• Return Records from the utility to the person and show it properly on the user’s display

For example, display screen scraper software program is available to take the Output from a legacy software going for walks on an IBM Mainframe and use it as enter for an application jogging on a PC.