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https://github.com/taigrr/nats.docs
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Cleaned up how examples are handled to reduce thrashing in git
Examples are no longer in the final html as solo files, only in their container file
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_examples/subscribe_async.html
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140
_examples/subscribe_async.html
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<div class="tab-wrap">
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<input type="radio" id="subscribe_async_go" name="subscribe_async" class="tab" checked>
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<label for="subscribe_async_go" class="api-lang" data-language="go">Go</label>
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<input type="radio" id="subscribe_async_java" name="subscribe_async" class="tab">
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<label for="subscribe_async_java" class="api-lang" data-language="java">Java</label>
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<input type="radio" id="subscribe_async_js" name="subscribe_async" class="tab">
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<label for="subscribe_async_js" class="api-lang" data-language="js">JavaScript</label>
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<input type="radio" id="subscribe_async_py" name="subscribe_async" class="tab">
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<label for="subscribe_async_py" class="api-lang" data-language="py">Python</label>
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<input type="radio" id="subscribe_async_ruby" name="subscribe_async" class="tab">
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<label for="subscribe_async_ruby" class="api-lang" data-language="ruby">Ruby</label>
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<input type="radio" id="subscribe_async_ts" name="subscribe_async" class="tab">
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<label for="subscribe_async_ts" class="api-lang" data-language="ts">TypeScript</label>
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<div class="tab__content">
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<pre id="subscribe_async_go_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/go-nats-examples/blob/master/api-examples/subscribe_async/main.go#L11-34"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-go">nc, err := nats.Connect("demo.nats.io")
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if err != nil {
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log.Fatal(err)
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}
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defer nc.Close()
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// Use a WaitGroup to wait for a message to arrive
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wg := sync.WaitGroup{}
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wg.Add(1)
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// Subscribe
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if _, err := nc.Subscribe("updates", func(m *nats.Msg) {
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wg.Done()
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}); err != nil {
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log.Fatal(err)
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}
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// Wait for a message to come in
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wg.Wait()
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// Close the connection
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nc.Close()
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</code></pre>
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</div>
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<div class="tab__content">
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<pre id="subscribe_async_java_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/java-nats-examples/blob/master/src/main/java/io/nats/examples/SubscribeAsync.java#L14-35"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-java">Connection nc = Nats.connect("nats://demo.nats.io:4222");
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// Use a latch to wait for a message to arrive
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CountDownLatch latch = new CountDownLatch(1);
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// Create a dispatcher and inline message handler
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Dispatcher d = nc.createDispatcher((msg) -> {
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String str = new String(msg.getData(), StandardCharsets.UTF_8);
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System.out.println(str);
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latch.countDown();
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});
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// Subscribe
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d.subscribe("updates");
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// Wait for a message to come in
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latch.await();
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// Close the connection
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nc.close();
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</code></pre>
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</div>
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<div class="tab__content">
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<pre id="subscribe_async_js_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/node-nats-examples/blob/master/src/subscriber_samples.js#L9-13"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-javascript">nc.subscribe("updates", (msg) => {
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t.log(msg);
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});
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</code></pre>
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</div>
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<div class="tab__content">
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<pre id="subscribe_async_py_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/asyncio-nats-examples/blob/master/subscribe_async.py#L6-24"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-python">nc = NATS()
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await nc.connect(servers=["nats://demo.nats.io:4222"])
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future = asyncio.Future()
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async def cb(msg):
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nonlocal future
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future.set_result(msg)
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await nc.subscribe("updates", cb=cb)
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await nc.publish("updates", b'All is Well')
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await nc.flush()
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# Wait for message to come in
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msg = await asyncio.wait_for(future, 1)
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</code></pre>
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</div>
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<div class="tab__content">
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<pre id="subscribe_async_ruby_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/ruby-nats-examples/blob/master/subscribe_async.rb#L1-13"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-ruby">require 'nats/client'
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NATS.start(servers:["nats://127.0.0.1:4222"]) do |nc|
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nc.subscribe("updates") do |msg|
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puts msg
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nc.close
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end
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nc.publish("updates", "All is Well")
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end
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</code></pre>
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</div>
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<div class="tab__content">
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<pre id="subscribe_async_ts_content"><a class="toolbar-icons pull-right" target="_blank" href="https://github.com/nats-io/ts-nats-examples/blob/master/src/subscriber_samples.ts#L9-17"><i class="mdi mdi-github-circle" title="View on GitHub"></i></a><a class="toolbar-icons pull-right"><i class="mdi mdi-content-copy js-copy" title="Copy to Clipboard"></i></a><span class="copy-msg pull-right"></span><code class="language-javascript">nc.subscribe("updates", (err, msg) => {
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if(err) {
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console.log('error', err);
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} else {
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t.log(msg.data);
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}
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});
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</code></pre>
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</div>
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</div>
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