From 6ea32d605d45971b54a20b181600a94ff1e0592d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Sun, 22 Jul 2012 04:28:05 +0200
Subject: Add a Chunked Hello World example

---
 .../src/chunked_hello_world.app.src                | 15 +++++++++++++
 .../src/chunked_hello_world.erl                    | 12 ++++++++++
 .../src/chunked_hello_world_app.erl                | 26 ++++++++++++++++++++++
 .../src/chunked_hello_world_sup.erl                | 23 +++++++++++++++++++
 .../chunked_hello_world/src/toppage_handler.erl    | 23 +++++++++++++++++++
 5 files changed, 99 insertions(+)
 create mode 100644 examples/chunked_hello_world/src/chunked_hello_world.app.src
 create mode 100644 examples/chunked_hello_world/src/chunked_hello_world.erl
 create mode 100644 examples/chunked_hello_world/src/chunked_hello_world_app.erl
 create mode 100644 examples/chunked_hello_world/src/chunked_hello_world_sup.erl
 create mode 100644 examples/chunked_hello_world/src/toppage_handler.erl

(limited to 'examples/chunked_hello_world/src')

diff --git a/examples/chunked_hello_world/src/chunked_hello_world.app.src b/examples/chunked_hello_world/src/chunked_hello_world.app.src
new file mode 100644
index 0000000..1a6c03b
--- /dev/null
+++ b/examples/chunked_hello_world/src/chunked_hello_world.app.src
@@ -0,0 +1,15 @@
+%% Feel free to use, reuse and abuse the code in this file.
+
+{application, chunked_hello_world, [
+	{description, "Cowboy Chunked Hello World example."},
+	{vsn, "1"},
+	{modules, []},
+	{registered, []},
+	{applications, [
+		kernel,
+		stdlib,
+		cowboy
+	]},
+	{mod, {chunked_hello_world_app, []}},
+	{env, []}
+]}.
diff --git a/examples/chunked_hello_world/src/chunked_hello_world.erl b/examples/chunked_hello_world/src/chunked_hello_world.erl
new file mode 100644
index 0000000..5f3ddf8
--- /dev/null
+++ b/examples/chunked_hello_world/src/chunked_hello_world.erl
@@ -0,0 +1,12 @@
+%% Feel free to use, reuse and abuse the code in this file.
+
+-module(chunked_hello_world).
+
+%% API.
+-export([start/0]).
+
+%% API.
+
+start() ->
+	ok = application:start(cowboy),
+	ok = application:start(chunked_hello_world).
diff --git a/examples/chunked_hello_world/src/chunked_hello_world_app.erl b/examples/chunked_hello_world/src/chunked_hello_world_app.erl
new file mode 100644
index 0000000..0fc1b8b
--- /dev/null
+++ b/examples/chunked_hello_world/src/chunked_hello_world_app.erl
@@ -0,0 +1,26 @@
+%% Feel free to use, reuse and abuse the code in this file.
+
+%% @private
+-module(chunked_hello_world_app).
+-behaviour(application).
+
+%% API.
+-export([start/2]).
+-export([stop/1]).
+
+%% API.
+
+start(_Type, _Args) ->
+	Dispatch = [
+		{'_', [
+			{[], toppage_handler, []}
+		]}
+	],
+	{ok, _} = cowboy:start_listener(http, 100,
+		cowboy_tcp_transport, [{port, 8080}],
+		cowboy_http_protocol, [{dispatch, Dispatch}]
+	),
+	chunked_hello_world_sup:start_link().
+
+stop(_State) ->
+	ok.
diff --git a/examples/chunked_hello_world/src/chunked_hello_world_sup.erl b/examples/chunked_hello_world/src/chunked_hello_world_sup.erl
new file mode 100644
index 0000000..08bdb71
--- /dev/null
+++ b/examples/chunked_hello_world/src/chunked_hello_world_sup.erl
@@ -0,0 +1,23 @@
+%% Feel free to use, reuse and abuse the code in this file.
+
+%% @private
+-module(chunked_hello_world_sup).
+-behaviour(supervisor).
+
+%% API.
+-export([start_link/0]).
+
+%% supervisor.
+-export([init/1]).
+
+%% API.
+
+-spec start_link() -> {ok, pid()}.
+start_link() ->
+	supervisor:start_link({local, ?MODULE}, ?MODULE, []).
+
+%% supervisor.
+
+init([]) ->
+	Procs = [],
+	{ok, {{one_for_one, 10, 10}, Procs}}.
diff --git a/examples/chunked_hello_world/src/toppage_handler.erl b/examples/chunked_hello_world/src/toppage_handler.erl
new file mode 100644
index 0000000..906f292
--- /dev/null
+++ b/examples/chunked_hello_world/src/toppage_handler.erl
@@ -0,0 +1,23 @@
+%% Feel free to use, reuse and abuse the code in this file.
+
+%% @doc Chunked hello world handler.
+-module(toppage_handler).
+
+-export([init/3]).
+-export([handle/2]).
+-export([terminate/2]).
+
+init(_Transport, Req, []) ->
+	{ok, Req, undefined}.
+
+handle(Req, State) ->
+	{ok, Req2} = cowboy_http_req:chunked_reply(200, Req),
+	ok = cowboy_http_req:chunk("Hello\r\n", Req2),
+	ok = timer:sleep(1000),
+	ok = cowboy_http_req:chunk("World\r\n", Req2),
+	ok = timer:sleep(1000),
+	ok = cowboy_http_req:chunk("Chunked!\r\n", Req2),
+	{ok, Req2, State}.
+
+terminate(_Req, _State) ->
+	ok.
-- 
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