14、Android Web Services: Optimization, Security, and Creation

Android Web Services: Optimization, Security, and Creation

1. Web Services Optimizations

Network bandwidth is a constraint for mobile devices. To reduce the bandwidth Android apps consume, web services should exploit optimizations available in modern web servers, such as compression and caching.

1.1 Compression

Modern web servers like IIS, Nginx, and Apache’s httpd support gzip compression. Since web services pass around only text, compression can be very effective. The HttpURLConnection object has built - in support for gzip from Gingerbread onwards. When calling getInputStream() on the connection, it automatically adds the Accept - Encoding: gzip HTTP header to the request. As long as the web s

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