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cowboy/examples/compress_response
Loïc Hoguin 5ce4c2bfb4 Unify the init and terminate callbacks
This set of changes is the first step to simplify the
writing of handlers, by removing some extraneous
callbacks and making others optional.

init/3 is now init/2, its first argument being removed.

rest_init/2 and rest_terminate/2 have been removed.

websocket_init/3 and websocket_terminate/3 have been removed.

terminate/3 is now optional. It is called regardless of
the type of handler, including rest and websocket.

The return value of init/2 changed. It now returns
{Mod, Req, Opts} with Mod being either one of the four
handler type or a custom module. It can also return extra
timeout and hibernate options.

The signature for sub protocols has changed, they now
receive these extra timeout and hibernate options.

Loop handlers are now implemented in cowboy_long_polling,
and will be renamed throughout the project in a future commit.
2014-09-26 15:58:44 +03:00
..
src Unify the init and terminate callbacks 2014-09-26 15:58:44 +03:00
Makefile Update to erlang.mk 1.0.0 2014-08-01 14:26:51 +02:00
README.md Update erlang.mk and update paths to start the release 2014-06-30 10:14:05 +02:00
relx.config Convert the compressed response example to a release 2013-09-07 20:45:21 +02:00

Compressed response example

To try this example, you need GNU make and git in your PATH.

To build the example, run the following command:

$ make

To start the release in the foreground:

$ ./_rel/compress_response_example/bin/compress_response_example console

Then point your browser at http://localhost:8080.

Example output

Without compression:

$ curl -i http://localhost:8080
HTTP/1.1 200 OK
connection: keep-alive
server: Cowboy
date: Mon, 07 Jan 2013 18:42:29 GMT
content-length: 909

A cowboy is an animal herder who tends cattle on ranches in North America,
traditionally on horseback, and often performs a multitude of other ranch-
related tasks. The historic American cowboy of the late 19th century arose
from the vaquero traditions of northern Mexico and became a figure of special
significance and legend. A subtype, called a wrangler, specifically tends the
horses used to work cattle. In addition to ranch work, some cowboys work for
or participate in rodeos. Cowgirls, first defined as such in the late 19th
century, had a less-well documented historical role, but in the modern world
have established the ability to work at virtually identical tasks and obtained
considerable respect for their achievements. There are also cattle handlers
in many other parts of the world, particularly South America and Australia,
who perform work similar to the cowboy in their respective nations.

With compression:

$ curl -i --compressed http://localhost:8080
HTTP/1.1 200 OK
connection: keep-alive
server: Cowboy
date: Mon, 07 Jan 2013 18:42:30 GMT
content-encoding: gzip
content-length: 510

A cowboy is an animal herder who tends cattle on ranches in North America,
traditionally on horseback, and often performs a multitude of other ranch-
related tasks. The historic American cowboy of the late 19th century arose
from the vaquero traditions of northern Mexico and became a figure of special
significance and legend. A subtype, called a wrangler, specifically tends the
horses used to work cattle. In addition to ranch work, some cowboys work for
or participate in rodeos. Cowgirls, first defined as such in the late 19th
century, had a less-well documented historical role, but in the modern world
have established the ability to work at virtually identical tasks and obtained
considerable respect for their achievements. There are also cattle handlers
in many other parts of the world, particularly South America and Australia,
who perform work similar to the cowboy in their respective nations.