Add base repository

homework/Home.md

@@ -0,0 +1,5 @@
+### Homework
+
+- [ ] Create project all functions from start
+- [ ] Add functions into BaseService (CRUD)
+- [ ] Create BaseController

src/main/java/com/cubetiqs/demo/Constants.java

@@ -0,0 +1,5 @@
+package com.cubetiqs.demo;
+
+public final class Constants {
+    public static final String STATUS = "status";
+}

src/main/java/com/cubetiqs/demo/config/BaseRepositoryConfig.java

@@ -0,0 +1,10 @@
+package com.cubetiqs.demo.config;
+
+import com.cubetiqs.demo.repository.BaseRepositoryImpl;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
+
+@Configuration
+@EnableJpaRepositories(repositoryBaseClass = BaseRepositoryImpl.class, basePackages = "com.cubetiqs.demo.repository")
+public class BaseRepositoryConfig {
+}

src/main/java/com/cubetiqs/demo/domain/BaseEntity.java

@@ -1,5 +1,6 @@
 package com.cubetiqs.demo.domain;
 
+import com.cubetiqs.demo.Constants;
 import org.springframework.data.domain.Persistable;
 
 import javax.persistence.*;
@@ -16,6 +17,10 @@ public class BaseEntity<ID extends Serializable> implements Serializable, Persis
     @Temporal(TemporalType.TIMESTAMP)
     private Date createdDate;
 
+    @Column(name = Constants.STATUS)
+    @Enumerated(EnumType.ORDINAL)
+    private Status status;
+
     public void setId(ID id) {
         this.id = id;
     }
@@ -38,6 +43,14 @@ public class BaseEntity<ID extends Serializable> implements Serializable, Persis
         this.createdDate = createdDate;
     }
 
+    public void setStatus(Status status) {
+        this.status = status;
+    }
+
+    public Status getStatus() {
+        return status;
+    }
+
     @PrePersist
     public void beforeSave() {
         if (createdDate == null) {

src/main/java/com/cubetiqs/demo/domain/Status.java

@@ -0,0 +1,6 @@
+package com.cubetiqs.demo.domain;
+
+public enum Status {
+    ACTIVE,
+    DEACTIVE
+}

src/main/java/com/cubetiqs/demo/repository/BaseRepository.java

@@ -0,0 +1,12 @@
+package com.cubetiqs.demo.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.repository.NoRepositoryBean;
+
+import java.io.Serializable;
+import java.util.List;
+
+@NoRepositoryBean
+public interface BaseRepository<T, ID extends Serializable> extends JpaRepository<T, ID> {
+    List<T> findAllActives();
+}

src/main/java/com/cubetiqs/demo/repository/BaseRepositoryImpl.java

@@ -0,0 +1,30 @@
+package com.cubetiqs.demo.repository;
+
+import com.cubetiqs.demo.Constants;
+import com.cubetiqs.demo.domain.Status;
+import org.springframework.data.jpa.domain.Specification;
+import org.springframework.data.jpa.repository.support.JpaEntityInformation;
+import org.springframework.data.jpa.repository.support.SimpleJpaRepository;
+import org.springframework.data.repository.NoRepositoryBean;
+
+import javax.persistence.EntityManager;
+import java.io.Serializable;
+import java.util.List;
+
+@NoRepositoryBean
+public class BaseRepositoryImpl<T, ID extends Serializable>
+        extends SimpleJpaRepository<T, ID>
+        implements BaseRepository<T, ID> {
+    private final EntityManager entityManager;
+    public BaseRepositoryImpl(JpaEntityInformation<T, ?> entityInformation, EntityManager entityManager) {
+        super(entityInformation, entityManager);
+        this.entityManager = entityManager;
+    }
+
+    @Override
+    public List<T> findAllActives() {
+        Specification<T> specification = (Specification<T>) (root, query, criteriaBuilder) ->
+                criteriaBuilder.equal(root.get(Constants.STATUS), Status.ACTIVE);
+        return findAll(specification);
+    }
+}

src/main/java/com/cubetiqs/demo/repository/PostRepository.java

@@ -1,10 +1,10 @@
 package com.cubetiqs.demo.repository;
 
 import com.cubetiqs.demo.domain.PostEntity;
-import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
+
 @Repository
-public interface PostRepository extends JpaRepository<PostEntity, Long> {
-    
+public interface PostRepository extends BaseRepository<PostEntity, Long> {
+
 }

src/main/java/com/cubetiqs/demo/repository/UserRepository.java

@@ -1,10 +1,9 @@
 package com.cubetiqs.demo.repository;
 
 import com.cubetiqs.demo.domain.UserEntity;
-import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 
 @Repository
-public interface UserRepository extends JpaRepository<UserEntity, Long> {
+public interface UserRepository extends BaseRepository<UserEntity, Long> {
         
 }

src/main/java/com/cubetiqs/demo/rest/PostController.java

@@ -0,0 +1,33 @@
+package com.cubetiqs.demo.rest;
+
+import com.cubetiqs.demo.service.PostService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping(path = {"/posts"})
+public class PostController {
+    private final PostService postService;
+
+    @Autowired
+    public PostController(PostService postService) {
+        this.postService = postService;
+    }
+
+    @GetMapping
+    public ResponseEntity<Object> getAllPosts(
+            Pageable pageable,
+            @RequestParam(value = "view", defaultValue = "list") String viewType,
+            @RequestParam(value = "q", defaultValue = "") String q
+    ) {
+        if ("list".equalsIgnoreCase(viewType)) {
+            return ResponseEntity.ok(postService.findAllActives());
+        }
+        return ResponseEntity.ok(postService.findAll(pageable));
+    }
+}

src/main/java/com/cubetiqs/demo/rest/UserController.java

@@ -4,7 +4,6 @@ import com.cubetiqs.demo.domain.UserEntity;
 import com.cubetiqs.demo.repository.UserRepository;
 import com.cubetiqs.demo.service.UserService;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -27,7 +26,7 @@ public class UserController {
 
     @GetMapping
     public List<UserEntity> getAllUsers(Pageable pageable) {
-        return userService.findAllUsers();
+        return userService.findAllActives();
     }
 
     @GetMapping("/{id}")

src/main/java/com/cubetiqs/demo/service/BaseService.java

@@ -0,0 +1,18 @@
+package com.cubetiqs.demo.service;
+
+import com.cubetiqs.demo.repository.BaseRepository;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.repository.NoRepositoryBean;
+
+import java.io.Serializable;
+import java.util.List;
+
+@NoRepositoryBean
+public interface BaseService<T, ID extends Serializable> {
+    BaseRepository<T, ID> getRepository();
+    Page<T> findAll(Pageable pageable, String q);
+    Page<T> findAll(Pageable pageable);
+    List<T> findAll();
+    List<T> findAllActives();
+}

src/main/java/com/cubetiqs/demo/service/BaseServiceImpl.java

@@ -0,0 +1,26 @@
+package com.cubetiqs.demo.service;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.repository.NoRepositoryBean;
+
+import java.io.Serializable;
+import java.util.List;
+
+@NoRepositoryBean
+public abstract class BaseServiceImpl<T, ID extends Serializable> implements BaseService<T, ID> {
+    @Override
+    public List<T> findAll() {
+        return getRepository().findAll();
+    }
+
+    @Override
+    public Page<T> findAll(Pageable pageable) {
+        return getRepository().findAll(pageable);
+    }
+
+    @Override
+    public List<T> findAllActives() {
+        return getRepository().findAllActives();
+    }
+}

src/main/java/com/cubetiqs/demo/service/PostService.java

@@ -0,0 +1,8 @@
+package com.cubetiqs.demo.service;
+
+import com.cubetiqs.demo.domain.PostEntity;
+import org.springframework.stereotype.Service;
+
+@Service
+public interface PostService extends BaseService<PostEntity, Long> {
+}

src/main/java/com/cubetiqs/demo/service/PostServiceImpl.java

@@ -0,0 +1,36 @@
+package com.cubetiqs.demo.service;
+
+import com.cubetiqs.demo.domain.PostEntity;
+import com.cubetiqs.demo.repository.BaseRepository;
+import com.cubetiqs.demo.repository.PostRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class PostServiceImpl extends BaseServiceImpl<PostEntity, Long> implements PostService {
+    private final PostRepository postRepository;
+
+    @Autowired
+    public PostServiceImpl(PostRepository postRepository) {
+        this.postRepository = postRepository;
+    }
+
+    @Override
+    public BaseRepository<PostEntity, Long> getRepository() {
+        return postRepository;
+    }
+
+    @Override
+    public Page<PostEntity> findAll(Pageable pageable, String q) {
+        return null;
+    }
+
+    @Override
+    public List<PostEntity> findAllActives() {
+        return postRepository.findAllActives();
+    }
+}

src/main/java/com/cubetiqs/demo/service/UserService.java

@@ -3,9 +3,7 @@ package com.cubetiqs.demo.service;
 import com.cubetiqs.demo.domain.UserEntity;
 import org.springframework.stereotype.Service;
 
-import java.util.List;
-
 @Service
-public interface UserService {
-    List<UserEntity> findAllUsers();
+public interface UserService extends BaseService<UserEntity, Long> {
+
 }

src/main/java/com/cubetiqs/demo/service/UserServiceImpl.java

@@ -1,14 +1,17 @@
 package com.cubetiqs.demo.service;
 
 import com.cubetiqs.demo.domain.UserEntity;
+import com.cubetiqs.demo.repository.BaseRepository;
 import com.cubetiqs.demo.repository.UserRepository;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
 
 @Service
-public class UserServiceImpl implements UserService {
+public class UserServiceImpl extends BaseServiceImpl<UserEntity, Long> implements UserService {
     private final UserRepository userRepository;
 
     @Autowired
@@ -17,7 +20,17 @@ public class UserServiceImpl implements UserService {
     }
 
     @Override
-    public List<UserEntity> findAllUsers() {
-        return userRepository.findAll();
+    public BaseRepository<UserEntity, Long> getRepository() {
+        return userRepository;
+    }
+
+    @Override
+    public Page<UserEntity> findAll(Pageable pageable, String q) {
+        return null;
+    }
+
+    @Override
+    public List<UserEntity> findAllActives() {
+        return userRepository.findAllActives();
     }
 }