JAVA-11240 Moved spring-cloud to spring-cloud-modules

2022-05-29 19:32:17 +05:30
parent a7cae2e766
commit 85d134952e
934 changed files with 35 additions and 230 deletions
@@ -0,0 +1,18 @@
+package com.baeldung.spring.cloud.consul.discovery;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+import static org.springframework.boot.WebApplicationType.NONE;
+
+@SpringBootApplication
+@EnableDiscoveryClient
+public class DiscoveryClientApplication {
+
+    public static void main(String[] args) {
+        new SpringApplicationBuilder(DiscoveryClientApplication.class)
+            .run(args);
+    }
+
+}
@@ -0,0 +1,50 @@
+package com.baeldung.spring.cloud.consul.discovery;
+
+import java.net.URI;
+import java.util.Optional;
+
+import javax.naming.ServiceUnavailableException;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cloud.client.discovery.DiscoveryClient;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestClientException;
+import org.springframework.web.client.RestTemplate;
+
+@RestController
+public class DiscoveryClientController {
+
+    @Autowired
+    private DiscoveryClient discoveryClient;
+
+    private final RestTemplate restTemplate = new RestTemplate();
+
+    @GetMapping("/discoveryClient")
+    public String discoveryPing() throws RestClientException, ServiceUnavailableException {
+        URI service = serviceUrl().map(s -> s.resolve("/ping"))
+            .orElseThrow(ServiceUnavailableException::new);
+        return restTemplate.getForEntity(service, String.class)
+            .getBody();
+    }
+
+    @GetMapping("/ping")
+    public String ping() {
+        return "pong";
+    }
+
+    @GetMapping("/my-health-check")
+    public ResponseEntity<String> myCustomCheck() {
+        return new ResponseEntity<>(HttpStatus.OK);
+    }
+
+    public Optional<URI> serviceUrl() {
+        return discoveryClient.getInstances("myApp")
+            .stream()
+            .findFirst()
+            .map(si -> si.getUri());
+    }
+
+}
@@ -0,0 +1,17 @@
+package com.baeldung.spring.cloud.consul.health;
+
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+
+import static org.springframework.boot.WebApplicationType.NONE;
+
+@SpringBootApplication
+public class ServiceDiscoveryApplication {
+
+    public static void main(String[] args) {
+        new SpringApplicationBuilder(ServiceDiscoveryApplication.class).web(NONE)
+            .run(args);
+    }
+
+}
@@ -0,0 +1,22 @@
+package com.baeldung.spring.cloud.consul.health;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class ServiceDiscoveryController {
+
+    @GetMapping("/ping")
+    public String ping() {
+        return "pong";
+    }
+
+    @GetMapping("/my-health-check")
+    public ResponseEntity<String> myCustomCheck() {
+        String message = "Testing my healh check function";
+        return new ResponseEntity<>(message, HttpStatus.FORBIDDEN);
+    }
+
+}
@@ -0,0 +1,16 @@
+package com.baeldung.spring.cloud.consul.leadership;
+
+import java.util.concurrent.ExecutionException;
+
+import net.kinguin.leadership.consul.factory.SimpleConsulClusterFactory;
+
+public class LeadershipElection {
+    public static void main(String[] args) throws ExecutionException, InterruptedException {
+        new SimpleConsulClusterFactory()
+            .mode(SimpleConsulClusterFactory.MODE_MULTI)
+            .debug(true)
+            .build()
+            .asObservable()
+            .subscribe(i -> System.out.println(i));
+    }
+}
@@ -0,0 +1,18 @@
+package com.baeldung.spring.cloud.consul.properties;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.web.bind.annotation.RestController;
+
+import static org.springframework.boot.WebApplicationType.NONE;
+
+@SpringBootApplication
+@RestController
+public class DistributedPropertiesApplication {
+
+    public static void main(String[] args) {
+        new SpringApplicationBuilder(DistributedPropertiesApplication.class).web(NONE)
+            .run(args);
+    }
+
+}
@@ -0,0 +1,27 @@
+package com.baeldung.spring.cloud.consul.properties;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class DistributedPropertiesController {
+
+    @Value("${my.prop}")
+    String value;
+
+    @Autowired
+    private MyProperties properties;
+
+    @GetMapping("/getConfigFromValue")
+    public String getConfigFromValue() {
+        return value;
+    }
+
+    @GetMapping("/getConfigFromProperty")
+    public String getConfigFromProperty() {
+        return properties.getProp();
+    }
+
+}
@@ -0,0 +1,22 @@
+package com.baeldung.spring.cloud.consul.properties;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.cloud.context.config.annotation.RefreshScope;
+import org.springframework.context.annotation.Configuration;
+
+@RefreshScope
+@Configuration
+@ConfigurationProperties("my")
+public class MyProperties {
+
+    private String prop;
+
+    public String getProp() {
+        return prop;
+    }
+
+    public void setProp(String prop) {
+        this.prop = prop;
+    }
+
+}
@@ -0,0 +1,29 @@
+spring:
+  application:
+    name: myApp
+  cloud:
+    consul:
+      host: localhost
+      port: 8500
+      discovery:
+        healthCheckPath: /my-health-check
+        healthCheckInterval: 20s
+        enabled: true
+        instanceId: ${spring.application.name}:${random.value}
+server:
+  port: 0
+
+cluster:
+  leader:
+    serviceName: cluster
+    serviceId: node-1
+    consul:
+      host: localhost
+      port: 8500
+      discovery:
+        enabled: false
+    session:
+      ttl: 15
+      refresh: 7
+    election:
+      envelopeTemplate: services/%s/leader
@@ -0,0 +1,9 @@
+spring:
+  application:
+    name: myApp
+  cloud:
+    consul:
+      host: localhost
+      port: 8500
+      config:
+        enabled: true
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>