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# Spring Cloud Tencent
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Spring Cloud Tencent contains components distributed micro-service applications need during developing phase, developers that built their key architectures based on Spring Cloud can use these components
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Based on Spring Cloud Tencent, you only need a small configuration to launch Spring Cloud and micro-service's joint solutions.
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## Key Features
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* **Service Registration and Discovery**：Based on Spring Cloud's discovery and registration standard.
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* **Service Routing and LoadBalancer**：Based on ribbon's API port, provide dynamic routing and load balancing use cases.
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* **CircuitBreaker Node**：Support circuitbreak's auto-reset ability, ensure the reliability of distributed server
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* **Rate Limiter**：Support rate limit between microservice and access layer, ensure the stability of backend, one can configure policies and traffic data from the control panel
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## Component
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**[Polaris](https://github.com/polarismesh)**：Polaris Spring Cloud operation centre, provide solutions to registration, dynamic routing, load balancing and circuitbreaker.
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## How to build
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* master's branch matches Spring Cloud Hoxton, support lowest at JDK 1.8.
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Spring Cloud Tencent uses Maven to construct, the fastest way is to cone project to local files, then execute the following orders:
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```bash
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./mvnw install
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```
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When all the steps are finished, the project will be installed in local Maven repository.
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## How to Use
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### How to Introduce Dependency
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Add the following configurations n dependencyManagement, then add the dependencies you need.
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````
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>com.tencent.cloud</groupId>
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<artifactId>spring-cloud-tencent-dependencies</artifactId>
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<!--version number-->
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<version>${version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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````
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### Example
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Spring Cloud Tencent project contains a sub-module spring-cloud-tencent-examples. This module provides examples for users to experience, you can read the README.md in each example, and follow the instructions there.
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Example List:
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- [Polaris Discovery Example](spring-cloud-tencent-examples/polaris-discovery-example/README.md)
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- [Polaris CircuitBreaker Example](spring-cloud-tencent-examples/polaris-circuitbreaker-example/README.md)
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- [Polaris RateLimit Example](spring-cloud-tencent-examples/polaris-ratelimit-example/README.md)
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### Version Standard
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Adopt a version policy related to Spring Cloud's major version number
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Project version includes major version. minor version. patch version. Correspond with the version of Spring Cloud release.
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major version. minor version. patch version are in numbers, start from 0. This project is in the incubating phase, major version number is set to 0.
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Spring Cloud's version number is the same as the English version number, like Hoxton, Greenwich.
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Release type will include RELEASE, RC, BETA.
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For example: 0.1.0.Hoxton.BETA
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## License
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The spring-cloud-tencent is licensed under the BSD 3-Clause License. Copyright and license information can be found in the file [LICENSE](LICENSE)
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