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Spring Cloud Zookeeper (#1399)

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* Spring Cloud Zookeeper

* Spring Cloud Zookeeper Updated
This commit is contained in:
Tehreem 2017-04-07 12:47:33 +05:00 committed by adamd1985
parent 22dda8c2be
commit 69965db187
12 changed files with 329 additions and 0 deletions
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1
spring-cloud/pom.xml
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<module>spring-cloud-bootstrap</module>
<module>spring-cloud-ribbon-client</module>
<module>spring-cloud-rest</module>
<module>spring-cloud-zookeeper</module>
</modules>
<packaging>pom</packaging>

78
spring-cloud/spring-cloud-zookeeper/Greeting/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-zookeeper</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>Greeting</artifactId>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>4.3.7.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
<version>1.0.3.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-feign</artifactId>
<version>1.2.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-thymeleaf</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-core</artifactId>
<version>1.3</version>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId> <!--changed -->
<version>Brixton.SR7</version> <!--changed -->
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<name>Greeting</name>
</project>

27
spring-cloud/spring-cloud-zookeeper/Greeting/src/main/java/com/baeldung/spring/cloud/greeting/GreetingApplication.java Normal file
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/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.baeldung.spring.cloud.greeting;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.feign.EnableFeignClients;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
@EnableDiscoveryClient
public class GreetingApplication {
public static void main(String[] args) {
SpringApplication.run(GreetingApplication.class, args);
}
}

33
spring-cloud/spring-cloud-zookeeper/Greeting/src/main/java/com/baeldung/spring/cloud/greeting/GreetingController.java Normal file
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@ -0,0 +1,33 @@
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.baeldung.spring.cloud.greeting;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.netflix.feign.EnableFeignClients;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
@Controller
public class GreetingController {
@Autowired
private HelloWorldClient helloWorldClient;
@RequestMapping(value = "/get-greeting", method = RequestMethod.GET)
public String greeting(Model model) {
model.addAttribute("greeting", helloWorldClient.HelloWorld());
return "greeting-view";
}
}

49
spring-cloud/spring-cloud-zookeeper/Greeting/src/main/java/com/baeldung/spring/cloud/greeting/HelloWorldClient.java Normal file
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package com.baeldung.spring.cloud.greeting;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.feign.EnableFeignClients;
import org.springframework.cloud.netflix.feign.FeignClient;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
/**
* This class provides operations on the Validation service.
*
* <p>
* When booting up, Spring will try and find a service named "Validation" (see
* the FeignClient below) under the available ZooKeeper instance.
* </p>
*
*/
@Configuration
@EnableFeignClients
@EnableDiscoveryClient
public class HelloWorldClient {
@Autowired
private TheClient theClient;
@FeignClient(name = "HelloWorld")
interface TheClient {
@RequestMapping(path = "/helloworld", method = RequestMethod.GET)
@ResponseBody
String HelloWorld();
}
/**
* Initiate call to Validation.
*
* @param name
* @return the response
*/
public String HelloWorld() {
return theClient.HelloWorld();
}
}

11
spring-cloud/spring-cloud-zookeeper/Greeting/src/main/resources/application.yml Normal file
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spring:
application:
name: Greeting
cloud:
zookeeper:
connect-string: localhost:2181
server:
port: 8083
logging:
level:
org.apache.zookeeper.ClientCnxn: WARN

9
spring-cloud/spring-cloud-zookeeper/Greeting/src/main/resources/templates/greeting-view.html Normal file
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<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<title>Greeting Page</title>
</head>
<body>
<h2 th:text="${greeting}"/>
</body>
</html>

51
spring-cloud/spring-cloud-zookeeper/HelloWorld/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-zookeeper</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>HelloWorld</artifactId>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>4.3.7.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
<version>1.0.3.RELEASE</version>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId> <!--changed -->
<version>Brixton.SR7</version> <!--changed -->
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<name>HelloWorld</name>
</project>

18
spring-cloud/spring-cloud-zookeeper/HelloWorld/src/main/java/com/baeldung/spring/cloud/helloworld/HelloWorldApplication.java Normal file
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@ -0,0 +1,18 @@
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.baeldung.spring.cloud.helloworld;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
@SpringBootApplication
@EnableDiscoveryClient
public class HelloWorldApplication {
public static void main(String[] args) {
SpringApplication.run(HelloWorldApplication.class, args);
}
}

21
spring-cloud/spring-cloud-zookeeper/HelloWorld/src/main/java/com/baeldung/spring/cloud/helloworld/HelloWorldController.java Normal file
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@ -0,0 +1,21 @@
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.baeldung.spring.cloud.helloworld;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class HelloWorldController {
@RequestMapping(path = "/helloworld", method = RequestMethod.GET)
public String HelloWorld() {
return "Hello World!";
}
}

16
spring-cloud/spring-cloud-zookeeper/HelloWorld/src/main/resources/application.yml Normal file
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@ -0,0 +1,16 @@
spring:
application:
name: HelloWorld
cloud:
zookeeper:
connect-string: localhost:2181
discovery:
enabled: true
server:
port: 8081
endpoints:
restart:
enabled: true
logging:
level:
org.apache.zookeeper.ClientCnxn: WARN

15
spring-cloud/spring-cloud-zookeeper/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>spring-cloud-zookeeper</artifactId>
<packaging>pom</packaging>
<modules>
<module>Greeting</module>
<module>HelloWorld</module>
</modules>
</project>