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<li class="toctree-l1 current"><a class="reference internal current" href=".">Introduction</a>
<ul class="current">
</ul>
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</ul>
<p class="caption"><span class="caption-text">Getting Started</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="start/terminology/">Glossary</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="start/architecture/">Architecture</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="start/development-environment/">Development environment</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="start/first-sample/">Develop the first microservice</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Development Service Provider</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="build-provider/definition/service-definition/">Service definition</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/define-contract/">Service contract definition</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/code-first/">Implicit API definition</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/swagger-annotation/">Use Swagger annotations</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/springmvc/">Develop with SpringMVC</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/jaxrs/">Develop with JAX-RS</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/transparent-rpc/">Develop with Transparent RPC</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/interface-constraints/">Interface definition and data type</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/listen-address-and-publish-address/">Service listening address and publishing address</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/thread-pool/">Thread pool</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="#">Service Configuration</a>
<ul>
<li class="toctree-l2"><a class="reference internal" href="build-provider/configuration/ratelimite-strategy/">Rate Limiting Policy</a>
</li>
<li class="toctree-l2"><a class="reference internal" href="build-provider/configuration/downgrade-strategy/">Fallback Policy</a>
</li>
<li class="toctree-l2"><a class="reference internal" href="build-provider/configuration/parameter-validator/">Parameter Validator</a>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/bootup/">Boot-up Process</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-provider/access-log-configuration/">Access Log Configuration</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Writing Service Consumer</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/common-configuration/">Consumer common configuration</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/using-resttemplate/">Using Rest Template</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/using-AsyncRestTemplate/">Using AsyncRestTemplate</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/develop-consumer-using-rpc/">Using with RPC</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/with-contract/">Contract</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="#">Invoke control</a>
<ul>
<li class="toctree-l2"><a class="reference internal" href="build-consumer/circuit-breaker/">Circuit Breaker</a>
</li>
<li class="toctree-l2"><a class="reference internal" href="build-consumer/flow-control/">Flow Control</a>
</li>
<li class="toctree-l2"><a class="reference internal" href="build-consumer/fault-injection/">Fault Injection</a>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="build-consumer/3rd-party-service-invoke/">Invoke 3rd-party REST services</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Transports</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="transports/rest-over-servlet/">REST over Servlet</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="transports/rest-over-vertx/">REST over Vertx</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="transports/highway-rpc/">Highway</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="transports/http2/">HTTP2</a>
</li>
</ul>
<p class="caption"><span class="caption-text">General Development</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="general-development/visit-sc/">Access Service Center</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/metrics/">Metrics</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/microservice-invocation-chain/">Microservice invocation chain</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/customized-tracing/">Customized-Tracing</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/local-develop-test/">Local development and testing</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/http-filter/">Http Filter</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/file-upload/">File Uploading</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/file-download/">File Downloading</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/reactive/">Reactive Programing</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/dnsconfig/">DNS Custom Configuration</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/dai-li-she-zhi/">Proxy Settings</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/report-framework-version/">Report framework version</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/cross-app-invocation/">Cross-application invocation</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/secret-field/">Customized serialization and deserialization</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/context/">Using Context to pass control messages</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/produceprocess/">Return value serialization extension</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/CORS/">CORS mechanism</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/AlarmEvent/">Get fuse and instance isolation alarm event information</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/shutdown/">Shutdown gracefully</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/error-handling/">Handling exceptions</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/multienvironment/">Multi-environment isolation between microservice instances</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="general-development/thread-model/">Thread Model</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Configuration</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="config/general-config/">General config</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="config/inject-config/">Configuration injection</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Service Capability Open</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="edge/open-service/">Intruductions</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="edge/by-servicecomb-sdk/">Using Edge Service</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="edge/nginx/">Using confd and Nginx as edge services</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="edge/zuul/">Use zuul as edge services</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Service Packing and Running</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="packaging/standalone/">Standalone mode</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="packaging/web-container/">WEB container mode</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Micro Service Security</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="security/tls/">Using TLS</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="security/rsa/">Using RSA certification</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Using java chassis in Spring Boot</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/using-java-chassis-in-spring-boot/">Intruductions</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/components-for-spring-boot/">spring boot starter for java-chassis</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/java-application/">JAVA application development</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/web-application/">Web development method development</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/diff-between-java-web/">The difference between JAVA application method and Web development method</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="using-java-chassis-in-spring-boot/diff-spring-mvc/">The difference in Spring MVC mode</a>
</li>
</ul>
<p class="caption"><span class="caption-text">Handlers reference</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="references-handlers/intruduction/">Intruductions</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="references-handlers/loadbalance/">Load Balancing</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="references-handlers/publickey/">Public key authentication</a>
</li>
</ul>
<p class="caption"><span class="caption-text">FAQ</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="question-and-answer/question_answer/">Q & A</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="question-and-answer/faq/">FAQ</a>
</li>
<li class="toctree-l1"><a class="reference internal" href="question-and-answer/interface-compatibility/">Micro Service Interface Compatibility FAQ</a>
</li>
</ul>
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<h1 id="overview">Overview</h1>
<p>Apache ServiceComb Java Chassis provides developers with a Java SDK to quickly build microservices. It contains the following features:</p>
<ul>
<li>Multiple development styles, REST (JAX-RS, Spring MVC) and RPC</li>
<li>Multiple communication protocols, HTTP over Vert.x, Http Over Servlet, Highway, etc.</li>
<li>Uniform service providers, service consumer handler, and contract-based out-of-the-box service governance capabilities</li>
</ul>
<p>For other versions, please check the following table.</p>
<table>
<thead>
<tr>
<th align="left">version</th>
<th align="left">link</th>
<th align="left">notes</th>
</tr>
</thead>
<tbody>
<tr>
<td align="left">2.8.x</td>
<td align="left"><a href="https://servicecomb.apache.org/references/java-chassis/zh_CN/">中文</a>, <a href="https://servicecomb.apache.org/references/java-chassis/en_US/">English</a></td>
<td align="left"></td>
</tr>
<tr>
<td align="left">2.8.x</td>
<td align="left"><a href="https://servicecomb.gitee.io/servicecomb-java-chassis-doc/java-chassis/zh_CN/">中文</a>, <a href="https://servicecomb.gitee.io/servicecomb-java-chassis-doc/java-chassis/en_US/">English</a></td>
<td align="left">hosted by gitee pages</td>
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