Merge pull request #3 from ximanta/master

Added Post on Configuring Spring Boot for PostgreSQL

Author: springframeworkguru

pom.xml

@@ -40,17 +40,33 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-		
+		<!--WebJars-->
+		<dependency>
+			<groupId>org.webjars</groupId>
+			<artifactId>bootstrap</artifactId>
+			<version>3.3.4</version>
+		</dependency>
+		<dependency>
+			<groupId>org.webjars</groupId>
+			<artifactId>jquery</artifactId>
+			<version>2.1.4</version>
+		</dependency>
 		<dependency>
 			<groupId>com.h2database</groupId>
 			<artifactId>h2</artifactId>
 			<scope>runtime</scope>
 		</dependency>
+<dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
+	       <version>9.4-1206-jdbc42</version>
+                    </dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+
 	</dependencies>
 
 	<build>

src/main/java/guru/springframework/bootstrap/ProductLoader.java

@@ -0,0 +1,46 @@
+package guru.springframework.bootstrap;
+
+import guru.springframework.domain.Product;
+import guru.springframework.repositories.ProductRepository;
+import org.apache.log4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.stereotype.Component;
+
+import java.math.BigDecimal;
+
+@Component
+public class ProductLoader implements ApplicationListener<ContextRefreshedEvent> {
+
+    private ProductRepository productRepository;
+
+    private Logger log = Logger.getLogger(ProductLoader.class);
+
+    @Autowired
+    public void setProductRepository(ProductRepository productRepository) {
+        this.productRepository = productRepository;
+    }
+
+    @Override
+    public void onApplicationEvent(ContextRefreshedEvent event) {
+
+        Product shirt = new Product();
+        shirt.setDescription("Spring Framework Guru Shirt");
+        shirt.setPrice(new BigDecimal("18.95"));
+        shirt.setImageUrl("https://springframework.guru/wp-content/uploads/2015/04/spring_framework_guru_shirt-rf412049699c14ba5b68bb1c09182bfa2_8nax2_512.jpg");
+        shirt.setProductId("235268845711068308");
+        productRepository.save(shirt);
+
+        log.info("Saved Shirt - id: " + shirt.getId());
+
+        Product mug = new Product();
+        mug.setDescription("Spring Framework Guru Mug");
+        mug.setImageUrl("https://springframework.guru/wp-content/uploads/2015/04/spring_framework_guru_coffee_mug-r11e7694903c348e1a667dfd2f1474d95_x7j54_8byvr_512.jpg");
+        mug.setProductId("168639393495335947");
+        mug.setPrice(new BigDecimal("11.95"));
+        productRepository.save(mug);
+
+        log.info("Saved Mug - id:" + mug.getId());
+    }
+}

src/main/java/guru/springframework/configuration/SecurityConfiguration.java

@@ -0,0 +1,19 @@
+package guru.springframework.configuration;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+
+@Configuration
+public class SecurityConfiguration extends WebSecurityConfigurerAdapter {
+
+    @Override
+    protected void configure(HttpSecurity httpSecurity) throws Exception {
+        httpSecurity.authorizeRequests().antMatchers("/").permitAll().and()
+                .authorizeRequests().antMatchers("/console/**").permitAll();
+
+        httpSecurity.csrf().disable();
+        httpSecurity.headers().frameOptions().disable();
+    }
+
+}

src/main/java/guru/springframework/configuration/WebConfiguration.java

@@ -0,0 +1,16 @@
+package guru.springframework.configuration;
+
+import org.h2.server.web.WebServlet;
+import org.springframework.boot.context.embedded.ServletRegistrationBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class WebConfiguration {
+    @Bean
+    ServletRegistrationBean h2servletRegistration(){
+        ServletRegistrationBean registrationBean = new ServletRegistrationBean( new WebServlet());
+        registrationBean.addUrlMappings("/console/*");
+        return registrationBean;
+    }
+}

src/main/java/guru/springframework/controllers/IndexController.java

@@ -0,0 +1,12 @@
+package guru.springframework.controllers;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+public class IndexController {
+    @RequestMapping("/")
+    String index(){
+        return "index";
+    }
+}

src/main/java/guru/springframework/controllers/ProductController.java

@@ -0,0 +1,55 @@
+package guru.springframework.controllers;
+
+import guru.springframework.domain.Product;
+import guru.springframework.services.ProductService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+@Controller
+public class ProductController {
+
+    private ProductService productService;
+
+    @Autowired
+    public void setProductService(ProductService productService) {
+        this.productService = productService;
+    }
+
+    @RequestMapping(value = "/products", method = RequestMethod.GET)
+    public String list(Model model){
+        model.addAttribute("products", productService.listAllProducts());
+        System.out.println("Returning rpoducts:");
+        return "products";
+    }
+
+    @RequestMapping("product/{id}")
+    public String showProduct(@PathVariable Integer id, Model model){
+        model.addAttribute("product", productService.getProductById(id));
+        return "productshow";
+    }
+
+    @RequestMapping("product/edit/{id}")
+    public String edit(@PathVariable Integer id, Model model){
+        model.addAttribute("product", productService.getProductById(id));
+        return "productform";
+    }
+
+    @RequestMapping("product/new")
+    public String newProduct(Model model){
+        model.addAttribute("product", new Product());
+        return "productform";
+    }
+
+    @RequestMapping(value = "product", method = RequestMethod.POST)
+    public String saveProduct(Product product){
+
+        productService.saveProduct(product);
+
+        return "redirect:/product/" + product.getId();
+    }
+
+}

src/main/java/guru/springframework/domain/Product.java

@@ -0,0 +1,67 @@
+package guru.springframework.domain;
+
+import javax.persistence.*;
+import java.math.BigDecimal;
+
+@Entity
+public class Product {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Integer id;
+
+    @Version
+    private Integer version;
+
+    private String productId;
+    private String description;
+    private String imageUrl;
+    private BigDecimal price;
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public Integer getVersion() {
+        return version;
+    }
+
+    public void setVersion(Integer version) {
+        this.version = version;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getProductId() {
+        return productId;
+    }
+
+    public void setProductId(String productId) {
+        this.productId = productId;
+    }
+
+    public String getImageUrl() {
+        return imageUrl;
+    }
+
+    public void setImageUrl(String imageUrl) {
+        this.imageUrl = imageUrl;
+    }
+
+    public BigDecimal getPrice() {
+        return price;
+    }
+
+    public void setPrice(BigDecimal price) {
+        this.price = price;
+    }
+}

src/main/java/guru/springframework/repositories/ProductRepository.java

@@ -0,0 +1,7 @@
+package guru.springframework.repositories;
+
+import guru.springframework.domain.Product;
+import org.springframework.data.repository.CrudRepository;
+
+public interface ProductRepository extends CrudRepository<Product, Integer>{
+}

src/main/java/guru/springframework/services/ProductService.java

@@ -0,0 +1,12 @@
+package guru.springframework.services;
+
+
+import guru.springframework.domain.Product;
+
+public interface ProductService {
+    Iterable<Product> listAllProducts();
+
+    Product getProductById(Integer id);
+
+    Product saveProduct(Product product);
+}

src/main/java/guru/springframework/services/ProductServiceImpl.java

@@ -0,0 +1,31 @@
+package guru.springframework.services;
+
+import guru.springframework.domain.Product;
+import guru.springframework.repositories.ProductRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ProductServiceImpl implements ProductService {
+    private ProductRepository productRepository;
+
+    @Autowired
+    public void setProductRepository(ProductRepository productRepository) {
+        this.productRepository = productRepository;
+    }
+
+    @Override
+    public Iterable<Product> listAllProducts() {
+        return productRepository.findAll();
+    }
+
+    @Override
+    public Product getProductById(Integer id) {
+        return productRepository.findOne(id);
+    }
+
+    @Override
+    public Product saveProduct(Product product) {
+        return productRepository.save(product);
+    }
+}