BAEL-1064 (#2748)

* BAEL-1064

* add spring-milestones repo to pom

* more endpoints for spring integration metrics

metrics/pom.xml

@@ -16,6 +16,8 @@
         <dep.ver.metrics>3.1.2</dep.ver.metrics>
         <dep.ver.servlet>3.1.0</dep.ver.servlet>
         <netflix.servo.ver>0.12.17</netflix.servo.ver>
+        <micrometer.ver>1.0.0-rc.2</micrometer.ver>
+        <spring.boot.ver>2.0.0.M5</spring.boot.ver>
     </properties>
 
     <dependencies>
@@ -57,12 +59,64 @@
             <version>${netflix.servo.ver}</version>
             <scope>test</scope>
         </dependency>
+
+        <dependency>
+            <groupId>io.micrometer</groupId>
+            <artifactId>micrometer-registry-atlas</artifactId>
+            <version>${micrometer.ver}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.micrometer</groupId>
+            <artifactId>micrometer-spring-legacy</artifactId>
+            <version>${micrometer.ver}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+            <version>${spring.boot.ver}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>2.9.1</version>
+        </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-smile</artifactId>
-            <version>2.8.9</version>
-            <scope>test</scope>
+            <version>2.9.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.netflix.spectator</groupId>
+            <artifactId>spectator-api</artifactId>
+            <version>0.57.1</version>
         </dependency>
     </dependencies>
 
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-dependencies</artifactId>
+                <type>pom</type>
+                <scope>import</scope>
+                <version>${spring.boot.ver}</version>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <repositories>
+        <repository>
+            <id>spring-milestones</id>
+            <name>Spring Milestones</name>
+            <url>https://repo.spring.io/libs-milestone</url>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+        </repository>
+    </repositories>
+
 </project>

metrics/src/main/java/com/baeldung/metrics/micrometer/MicrometerApp.java

@@ -0,0 +1,20 @@
+package com.baeldung.metrics.micrometer;
+
+import io.micrometer.core.instrument.binder.jvm.JvmThreadMetrics;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+@SpringBootApplication
+public class MicrometerApp {
+
+    @Bean
+    JvmThreadMetrics threadMetrics() {
+        return new JvmThreadMetrics();
+    }
+
+    public static void main(String[] args) throws Exception {
+        SpringApplication.run(MicrometerApp.class, args);
+    }
+
+}

metrics/src/main/java/com/baeldung/metrics/micrometer/PeopleController.java

@@ -0,0 +1,54 @@
+package com.baeldung.metrics.micrometer;
+
+import io.micrometer.core.annotation.Timed;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.security.SecureRandom;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @author aiet
+ */
+@RestController
+@Timed("people")
+public class PeopleController {
+
+    private static final SecureRandom SECURE_RANDOM = new SecureRandom();
+
+    @GetMapping("/people")
+    @Timed(value = "people.all", longTask = true)
+    public List<String> listPeople() throws InterruptedException {
+        int seconds2Sleep = SECURE_RANDOM.nextInt(500);
+        System.out.println(seconds2Sleep);
+        TimeUnit.MILLISECONDS.sleep(seconds2Sleep);
+        return Arrays.asList("Jim", "Tom", "Tim");
+    }
+
+    @PostMapping("/people")
+    @Timed(value = "people.update", longTask = true)
+    public List<String> putPeople() throws InterruptedException {
+        int seconds2Sleep = SECURE_RANDOM.nextInt(1000);
+        System.out.println(seconds2Sleep);
+        TimeUnit.MILLISECONDS.sleep(seconds2Sleep);
+        return Arrays.asList("Jim", "Tom", "Tim");
+    }
+
+    @GetMapping("/asset")
+    @Timed(value = "people.asset", longTask = true)
+    public void test() throws Exception {
+        throw new Exception("error!");
+    }
+
+    @GetMapping("/property")
+    @Timed(value = "people.property", longTask = true)
+    public void property(HttpServletResponse response) throws IOException {
+        response.sendRedirect("/asset");
+    }
+
+}