Apache Implementation: Type Maps

• Type Map explicitly lists variants and their characteristics

• When client requests Type Map, server selects variant

• Implementation is actually non-transparent (server automatically selects variant)

Get img.gif.var

HTTP/1.1

fopen(img.var)

mmap(img.1.gif)

img.1.gif

img.2.gif

img.3.gif

img.1.gif

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