JAVA-84: Move articles out of spring-boot part 1 (#9950)

* JAVA-84: Moved 1 article to spring-boot-actuator * JAVA-84: Moved 2 articles to spring-boot-mvc * JAVA-84: README changes for spring-boot module * JAVA-84: Moved classes to com.baeldung pkg to correct compilation issue
2020-08-31 20:41:47 +05:30
parent 8cf889d27e
commit e0ebf5904f
29 changed files with 181 additions and 36 deletions
@@ -0,0 +1,13 @@
+package com.baeldung.endpoints.info;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+}
@@ -0,0 +1,25 @@
+package com.baeldung.endpoints.info;
+
+import java.util.HashMap;
+import java.util.Map;
+
+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);
+    }
+}
@@ -0,0 +1,49 @@
+package com.baeldung.endpoints.info;
+
+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 User() {
+    }
+
+    public User(String name, Integer status) {
+        this.name = name;
+        this.status = 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;
+    }
+}
@@ -0,0 +1,78 @@
+package com.baeldung.endpoints.info;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.scheduling.annotation.Async;
+import org.springframework.stereotype.Repository;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Optional;
+import java.util.concurrent.CompletableFuture;
+
+@Repository("userRepository")
+public interface UserRepository extends JpaRepository<User, Integer> {
+
+    int countByStatus(int status);
+
+    Optional<User> findOneByName(String name);
+
+    @Async
+    CompletableFuture<User> findOneByStatus(Integer status);
+
+    @Query("SELECT u FROM User u WHERE u.status = 1")
+    Collection<User> findAllActiveUsers();
+
+    @Query(value = "SELECT * FROM USERS u WHERE u.status = 1", nativeQuery = true)
+    Collection<User> findAllActiveUsersNative();
+
+    @Query("SELECT u FROM User u WHERE u.status = ?1")
+    User findUserByStatus(Integer status);
+
+    @Query(value = "SELECT * FROM Users u WHERE u.status = ?1", nativeQuery = true)
+    User findUserByStatusNative(Integer status);
+
+    @Query("SELECT u FROM User u WHERE u.status = ?1 and u.name = ?2")
+    User findUserByStatusAndName(Integer status, String name);
+
+    @Query("SELECT u FROM User u WHERE u.status = :status and u.name = :name")
+    User findUserByStatusAndNameNamedParams(@Param("status") Integer status, @Param("name") String name);
+
+    @Query(value = "SELECT * FROM Users u WHERE u.status = :status AND u.name = :name", nativeQuery = true)
+    User findUserByStatusAndNameNamedParamsNative(@Param("status") Integer status, @Param("name") String name);
+
+    @Query("SELECT u FROM User u WHERE u.status = :status and u.name = :name")
+    User findUserByUserStatusAndUserName(@Param("status") Integer userStatus, @Param("name") String userName);
+
+    @Query("SELECT u FROM User u WHERE u.name like ?1%")
+    User findUserByNameLike(String name);
+
+    @Query("SELECT u FROM User u WHERE u.name like :name%")
+    User findUserByNameLikeNamedParam(@Param("name") String name);
+
+    @Query(value = "SELECT * FROM users u WHERE u.name LIKE ?1%", nativeQuery = true)
+    User findUserByNameLikeNative(String name);
+
+    @Query(value = "SELECT u FROM User u")
+    List<User> findAllUsers(Sort sort);
+
+    @Query(value = "SELECT u FROM User u ORDER BY id")
+    Page<User> findAllUsersWithPagination(Pageable pageable);
+
+    @Query(value = "SELECT * FROM Users ORDER BY id \n-- #pageable\n", countQuery = "SELECT count(*) FROM Users", nativeQuery = true)
+    Page<User> findAllUsersWithPaginationNative(Pageable pageable);
+
+    @Modifying
+    @Query("update User u set u.status = :status where u.name = :name")
+    int updateUserSetStatusForName(@Param("status") Integer status, @Param("name") String name);
+
+    @Modifying
+    @Query(value = "UPDATE Users u SET u.status = ? WHERE u.name = ?", nativeQuery = true)
+    int updateUserSetStatusForNameNative(Integer status, String name);
+
+}
@@ -2,4 +2,10 @@ management.health.probes.enabled=true
 management.endpoint.health.show-details=always
 management.endpoint.health.status.http-mapping.down=500
 management.endpoint.health.status.http-mapping.out_of_service=503
-management.endpoint.health.status.http-mapping.warning=500
+management.endpoint.health.status.http-mapping.warning=500
+
+## Configuring info endpoint
+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}