THE POWER OF FILTERS

In 1925, inventor Boris Aivaz patented the process of making a cigarette filter from crepe paper. Cigarette filters are intended to reduce the amount of smoke, tar, and fine particles inhaled during the combustion of a cigarette. Fast forward about 75 odd years to 2001 and the Java Servlet Specification 2.3 introduced a new component called a Filter. To quote the specification: “A filter dynamically intercepts requests and responses to transform or use the information contained in the requests or responses.” These filters can prove to be an extremely powerful tool for manipulating and customizing web-based applications for which we Read more…