BAEL-729 Adding custom info to actuator's /info endpoint (#1584)

* yasin.bhojawala@gmail.com

Evaluation article on Different Types of Bean Injection in Spring

* Revert "yasin.bhojawala@gmail.com"

This reverts commit 963cc51a7a15b75b550108fe4e198cd65a274032.

* Fixing compilation error and removing unused import

* Introduction to Java9 StackWalking API - yasin.bhojawala@gmail.com

Code examples for the article "Introduction to Java9 StackWalking API"

* BAEL-608 Introduction to Java9 StackWalking API

* BAEL-608 Introduction to Java9 StackWalking API

changing the test names to BDD style

* BAEL-608 Introduction to Java9 StackWalking API

correcting the typo

* BAEL-608 Introduction to Java9 StackWalking API

improving method names

* BAEL-608 Introduction to Java9 StackWalking API

test method names improvements

* BAEL-718 Quick intro to javatuples

* merging pom from master

* BAEL-722 Intro to JSONassert

* BAEL-722 Intro to JSONassert

Updated to 1.5.0

* BAEL-745 Quick Math.pow example

* BAEL-729 Adding custom info to actuator's /info endpoint

spring-boot/src/main/java/org/baeldung/boot/model/User.java

@@ -0,0 +1,41 @@
+package org.baeldung.boot.model;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+@Entity
+@Table(name = "users")
+public class User {
+
+    @Id
+    @GeneratedValue
+    private Integer id;
+    private String name;
+    private Integer status;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getStatus() {
+        return status;
+    }
+
+    public void setStatus(Integer status) {
+        this.status = status;
+    }
+}

spring-boot/src/main/java/org/baeldung/boot/repository/UserRepository.java

@@ -0,0 +1,10 @@
+package org.baeldung.boot.repository;
+
+import org.baeldung.boot.model.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository("userRepository")
+public interface UserRepository extends JpaRepository<User, Integer> {
+    public int countByStatus(int status);
+}

spring-boot/src/main/java/org/baeldung/endpoints/info/TotalUsersInfoContributor.java

@@ -0,0 +1,26 @@
+package org.baeldung.endpoints.info;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.baeldung.boot.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.actuate.info.Info;
+import org.springframework.boot.actuate.info.InfoContributor;
+import org.springframework.stereotype.Component;
+
+@Component
+public class TotalUsersInfoContributor implements InfoContributor {
+
+    @Autowired
+    UserRepository userRepository;
+
+    @Override
+    public void contribute(Info.Builder builder) {
+        Map<String, Integer> userDetails = new HashMap<>();
+        userDetails.put("active", userRepository.countByStatus(1));
+        userDetails.put("inactive", userRepository.countByStatus(0));
+
+        builder.withDetail("users", userDetails);
+    }
+}

spring-boot/src/main/resources/application.properties

@@ -2,7 +2,9 @@ server.port=8080
 server.contextPath=/springbootapp
 management.port=8081
 management.address=127.0.0.1
-
+#debug=true
+spring.jpa.show-sql=true
+spring.jpa.hibernate.ddl-auto = update
 endpoints.shutdown.enabled=true
 
 endpoints.jmx.domain=Spring Sample Application
@@ -22,6 +24,7 @@ http.mappers.jsonPrettyPrint=true
 info.app.name=Spring Sample Application
 info.app.description=This is my first spring boot application G1
 info.app.version=1.0.0
+info.java-vendor = ${java.specification.vendor}
 
 ## Spring Security Configurations
 security.user.name=admin1

spring-boot/src/main/resources/data.sql

@@ -0,0 +1,5 @@
+insert into users values (1, 'Alex', 1);
+insert into users values (2, 'Bob', 1);
+insert into users values (3, 'John', 0);
+insert into users values (4, 'Harry', 0);
+insert into users values (5, 'Smith', 1);

spring-boot/src/main/resources/schema.sql

@@ -0,0 +1,6 @@
+create table USERS(
+  ID int not null AUTO_INCREMENT,
+  NAME varchar(100) not null,
+  STATUS int,
+  PRIMARY KEY ( ID )
+);