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itemtype="https://schema.org/BreadcrumbList"><li class="breadcrumbs__item"><a aria-label="Home page" class="breadcrumbs__link" href="/"><svg viewBox="0 0 24 24" class="breadcrumbHomeIcon_YNFT"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">Quick Start</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Quick Start</span><meta itemprop="position" content="2"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">Version: 5.0</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><h1>Quick Start</h1><p>This section will describe steps to quickly deploy a RocketMQ cluster with a single node; Commands to send and receive messages to/from it are also included as proof of work.</p><div class="theme-admonition theme-admonition-tip alert alert--success admonition_LlT9"><div class="admonitionHeading_tbUL"><span class="admonitionIcon_kALy"><svg viewBox="0 0 12 16"><path fill-rule="evenodd" d="M6.5 0C3.48 0 1 2.19 1 5c0 .92.55 2.25 1 3 1.34 2.25 1.78 2.78 2 4v1h5v-1c.22-1.22.66-1.75 2-4 .45-.75 1-2.08 1-3 0-2.81-2.48-5-5.5-5zm3.64 7.48c-.25.44-.47.8-.67 1.11-.86 1.41-1.25 2.06-1.45 3.23-.02.05-.02.11-.02.17H5c0-.06 0-.13-.02-.17-.2-1.17-.59-1.83-1.45-3.23-.2-.31-.42-.67-.67-1.11C2.44 6.78 2 5.65 2 5c0-2.2 2.02-4 4.5-4 1.22 0 2.36.42 3.22 1.19C10.55 2.94 11 3.94 11 5c0 .66-.44 1.78-.86 2.48zM4 14h5c-.23 1.14-1.3 2-2.5 2s-2.27-.86-2.5-2z"></path></svg></span>SYSTEM REQUIREMENT</div><div class="admonitionContent_S0QG"><ol><li>64-bit OS，Linux/Unix/macOS is recommended</li><li>64-bit JDK 1.8+</li></ol></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="1get-apache-rocketmq">1.Get Apache RocketMQ<a href="#1get-apache-rocketmq" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><div class="theme-admonition theme-admonition-tip alert alert--success admonition_LlT9"><div class="admonitionHeading_tbUL"><span class="admonitionIcon_kALy"><svg viewBox="0 0 12 16"><path fill-rule="evenodd" d="M6.5 0C3.48 0 1 2.19 1 5c0 .92.55 2.25 1 3 1.34 2.25 1.78 2.78 2 4v1h5v-1c.22-1.22.66-1.75 2-4 .45-.75 1-2.08 1-3 0-2.81-2.48-5-5.5-5zm3.64 7.48c-.25.44-.47.8-.67 1.11-.86 1.41-1.25 2.06-1.45 3.23-.02.05-.02.11-.02.17H5c0-.06 0-.13-.02-.17-.2-1.17-.59-1.83-1.45-3.23-.2-.31-.42-.67-.67-1.11C2.44 6.78 2 5.65 2 5c0-2.2 2.02-4 4.5-4 1.22 0 2.36.42 3.22 1.19C10.55 2.94 11 3.94 11 5c0 .66-.44 1.78-.86 2.48zM4 14h5c-.23 1.14-1.3 2-2.5 2s-2.27-.86-2.5-2z"></path></svg></span>Download RocketMQ</div><div class="admonitionContent_S0QG"><p>Apache RocketMQ is distributed both in binary and source packages. Click <a href="https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-source-release.zip" target="_blank" rel="noopener noreferrer">here</a> to download Apache RocketMQ 5.2.0 source package. You may prefer <a href="https://dist.apache.org/repos/dist/release/rocketmq/5.2.0/rocketmq-all-5.2.0-bin-release.zip" target="_blank" rel="noopener noreferrer">prebuilt binary package</a>, which can be run directly since it has been compiled.</p></div></div><p>The following instruction takes the application of RocketMQ 5.2.0 source package in Linux environment as an example in order to introduce the installation process of RocketMQ.</p><p>Extract the source package of RocketMQ 5.2.0, then compile and build the binary executables:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">unzip</span><span class="token plain"> rocketmq-all-5.2.0-source-release.zip</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token builtin class-name">cd</span><span class="token plain"> rocketmq-all-5.2.0-source-release/</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ mvn -Prelease-all -DskipTests -Dspotbugs.skip</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">true clean </span><span class="token function" style="color:#d73a49">install</span><span class="token plain"> -U</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token builtin class-name">cd</span><span class="token plain"> distribution/target/rocketmq-5.2.0/rocketmq-5.2.0</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="2-start-nameserver">2. Start NameServer<a href="#2-start-nameserver" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>After the installation of RocketMQ, start the NameServer:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### start namesrv</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqnamesrv </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### verify namesrv </span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/namesrv.log</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">The Name Server boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><div class="theme-admonition theme-admonition-info alert alert--info admonition_LlT9"><div class="admonitionHeading_tbUL"><span class="admonitionIcon_kALy"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"></path></svg></span>info</div><div class="admonitionContent_S0QG"><p>Once we see <strong>'The Name Server boot success..'</strong> from namesrv.log, it means the NameServer has been started successfully.</p></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="3-start-broker-and-proxy">3. Start Broker and Proxy<a href="#3-start-broker-and-proxy" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>After nameserver startup, we need start the broker and proxy. We recommend Local deployment mode, where Broker and Proxy are deployed in the same process. We also support cluster deployment mode. Learn more <a href="/docs/deploymentOperations/01deploy">Deployment introduction</a>.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### start broker</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqbroker -n localhost:9876 --enable-proxy </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### verify broker</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/proxy.log </span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">The broker</span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">broker-a,192.169.1.2:10911</span><span class="token punctuation" style="color:#393A34">]</span><span class="token plain"> boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><div class="theme-admonition theme-admonition-info alert alert--info admonition_LlT9"><div class="admonitionHeading_tbUL"><span class="admonitionIcon_kALy"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"></path></svg></span>info</div><div class="admonitionContent_S0QG"><p>Once we see “The broker<!-- -->[brokerName,ip:port]<!-- --> boot success..” from proxy.log, it means the Broker has been started successfully.</p></div></div><div class="theme-admonition theme-admonition-note alert alert--secondary admonition_LlT9"><div class="admonitionHeading_tbUL"><span class="admonitionIcon_kALy"><svg viewBox="0 0 14 16"><path fill-rule="evenodd" d="M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z"></path></svg></span>note</div><div class="admonitionContent_S0QG"><p>Thus far, a single-Master RocketMQ cluster has been deployed, and we are able to send and receive simple messages by scripts.</p></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="4-send-and-receive-messages-with-tools">4. Send and Receive Messages with tools<a href="#4-send-and-receive-messages-with-tools" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>Before test with tools, we need set the nameserver address to system. like system environment variables <code>NAMESRV_ADDR</code>.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token builtin class-name">export</span><span class="token plain"> </span><span class="token assign-left variable" style="color:#36acaa">NAMESRV_ADDR</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">localhost:9876</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/tools.sh org.apache.rocketmq.example.quickstart.Producer</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> SendResult </span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">sendStatus</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">SEND_OK, </span><span class="token assign-left variable" style="color:#36acaa">msgId</span><span class="token operator" style="color:#393A34">=</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/tools.sh org.apache.rocketmq.example.quickstart.Consumer</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ConsumeMessageThread_%d Receive New Messages: </span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">MessageExt</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="5-send-and-receive-messages-with-sdk">5. Send and Receive Messages with SDK<a href="#5-send-and-receive-messages-with-sdk" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>We can also try to use the client sdk to send and receive messages, you can see more details from <a href="https://github.com/apache/rocketmq-clients" target="_blank" rel="noopener noreferrer">rocketmq-clients</a>.</p><ol><li><p>Create a java project.</p></li><li><p>Add sdk dependency to <em>pom.xml</em>, remember to replace the <code>rocketmq-client-java-version</code> with the <a href="https://search.maven.org/search?q=g:org.apache.rocketmq%20AND%20a:rocketmq-client-java" target="_blank" rel="noopener noreferrer">latest release</a>.</p><div class="language-xml codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-xml codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token tag punctuation" style="color:#393A34"><</span><span class="token tag" style="color:#00009f">dependency</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token tag punctuation" style="color:#393A34"><</span><span class="token tag" style="color:#00009f">groupId</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain">org.apache.rocketmq</span><span class="token tag punctuation" style="color:#393A34"></</span><span class="token tag" style="color:#00009f">groupId</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token tag punctuation" style="color:#393A34"><</span><span class="token tag" style="color:#00009f">artifactId</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain">rocketmq-client-java</span><span class="token tag punctuation" style="color:#393A34"></</span><span class="token tag" style="color:#00009f">artifactId</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token tag punctuation" style="color:#393A34"><</span><span class="token tag" style="color:#00009f">version</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain">${rocketmq-client-java-version}</span><span class="token tag punctuation" style="color:#393A34"></</span><span class="token tag" style="color:#00009f">version</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token tag punctuation" style="color:#393A34"></</span><span class="token tag" style="color:#00009f">dependency</span><span class="token tag punctuation" style="color:#393A34">></span><span class="token plain"> </span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>Create topic by mqadmin cli tools.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqadmin updatetopic -n localhost:9876 -t TestTopic -c DefaultCluster</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>In the Java project you have created, create a program that sends messages and run it with the following code:</p><div class="language-java codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-java codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">import java.io.IOException;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientConfiguration;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientConfigurationBuilder;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientException;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientServiceProvider;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.message.Message;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.producer.Producer;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.producer.SendReceipt;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.slf4j.Logger;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.slf4j.LoggerFactory;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">public class ProducerExample {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> private static final Logger logger = LoggerFactory.getLogger(ProducerExample.class);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> public static void main(String[] args) throws ClientException, IOException {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String endpoint = "localhost:8081";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String topic = "TestTopic";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ClientServiceProvider provider = ClientServiceProvider.loadService();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ClientConfigurationBuilder builder = ClientConfiguration.newBuilder().setEndpoints(endpoint);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ClientConfiguration configuration = builder.build();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> Producer producer = provider.newProducerBuilder()</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setTopics(topic)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setClientConfiguration(configuration)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .build();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> Message message = provider.newMessageBuilder()</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setTopic(topic)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setKeys("messageKey")</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setTag("messageTag")</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setBody("messageBody".getBytes())</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .build();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> try {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> SendReceipt sendReceipt = producer.send(message);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> logger.info("Send message successfully, messageId={}", sendReceipt.getMessageId());</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> } catch (ClientException e) {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> logger.error("Failed to send message", e);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> }</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> // producer.close();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> }</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li><li><p>In the Java project you have created, create a consumer demo program and run it. Apache RocketMQ support <a href="/docs/featureBehavior/06consumertype">SimpleConsumer</a> and <a href="/docs/featureBehavior/06consumertype">PushConsumer</a>.</p><div class="language-java codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-java codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">import java.io.IOException;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import java.util.Collections;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientConfiguration;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientException;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.ClientServiceProvider;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.consumer.ConsumeResult;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.consumer.FilterExpression;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.consumer.FilterExpressionType;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.apache.rocketmq.client.apis.consumer.PushConsumer;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.slf4j.Logger;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">import org.slf4j.LoggerFactory;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">public class PushConsumerExample {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> private static final Logger logger = LoggerFactory.getLogger(PushConsumerExample.class);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> private PushConsumerExample() {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> }</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> public static void main(String[] args) throws ClientException, IOException, InterruptedException {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> final ClientServiceProvider provider = ClientServiceProvider.loadService();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String endpoints = "localhost:8081";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ClientConfiguration clientConfiguration = ClientConfiguration.newBuilder()</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setEndpoints(endpoints)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .build();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String tag = "*";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> FilterExpression filterExpression = new FilterExpression(tag, FilterExpressionType.TAG);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String consumerGroup = "YourConsumerGroup";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> String topic = "TestTopic";</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> PushConsumer pushConsumer = provider.newPushConsumerBuilder()</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setClientConfiguration(clientConfiguration)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setConsumerGroup(consumerGroup)</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setSubscriptionExpressions(Collections.singletonMap(topic, filterExpression))</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .setMessageListener(messageView -> {</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> logger.info("Consume message successfully, messageId={}", messageView.getMessageId());</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> return ConsumeResult.SUCCESS;</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> })</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> .build();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> Thread.sleep(Long.MAX_VALUE);</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> // pushConsumer.close();</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> }</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></li></ol><h2 class="anchor anchorWithStickyNavbar_LWe7" id="6-shutdown-servers">6. Shutdown Servers<a href="#6-shutdown-servers" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>After finishing the practice, we could shut down the service by the following commands.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqshutdown broker</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">The mqbroker</span><span class="token punctuation" style="color:#393A34">(</span><span class="token number" style="color:#36acaa">36695</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> is running</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">Send </span><span class="token function" style="color:#d73a49">shutdown</span><span class="token plain"> request to mqbroker</span><span class="token punctuation" style="color:#393A34">(</span><span class="token number" style="color:#36acaa">36695</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> OK</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqshutdown namesrv</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">The mqnamesrv</span><span class="token punctuation" style="color:#393A34">(</span><span class="token number" style="color:#36acaa">36664</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> is running</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">Send </span><span class="token function" style="color:#d73a49">shutdown</span><span class="token plain"> request to mqnamesrv</span><span class="token punctuation" style="color:#393A34">(</span><span class="token number" style="color:#36acaa">36664</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> OK</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/apache/rocketmq-site/tree/new-official-website/versioned_docs/version-5.0/02-quickStart/01quickstart.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/introduction/03limits"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Parameter Constraints and Suggestions</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/docs/domainModel/01main"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">Domain Model</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#1get-apache-rocketmq" class="table-of-contents__link toc-highlight">1.Get Apache RocketMQ</a></li><li><a href="#2-start-nameserver" class="table-of-contents__link toc-highlight">2. Start NameServer</a></li><li><a href="#3-start-broker-and-proxy" class="table-of-contents__link toc-highlight">3. Start Broker and Proxy</a></li><li><a href="#4-send-and-receive-messages-with-tools" class="table-of-contents__link toc-highlight">4. Send and Receive Messages with tools</a></li><li><a href="#5-send-and-receive-messages-with-sdk" class="table-of-contents__link toc-highlight">5. Send and Receive Messages with SDK</a></li><li><a href="#6-shutdown-servers" class="table-of-contents__link toc-highlight">6. 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