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11 Commits

Author SHA1 Message Date
Nikita Sergeev
b56c295266 Раскомментировал строчки теста 2023-03-17 19:56:14 +04:00
Nikita Sergeev
b2815fd417 Удаление работает 2023-03-17 19:34:38 +04:00
Nikita Sergeev
8c516e69f1 Странно работает удаление 2023-03-17 18:57:11 +04:00
Nikita Sergeev
1b4d36a1e2 Всё работает, но надо сделать ☆☆refactoring☆☆ 2023-03-17 00:15:17 +04:00
Nikita Sergeev
70a17c4b7c Работает всё, кроме обновления 2023-03-16 22:58:22 +04:00
Nikita Sergeev
7ae556be81 Все операции над компонентом работают 2023-03-16 17:23:50 +04:00
Katerina881
a25b5454a7 Одобренный вариант, но он мне не нравится 2023-03-13 18:01:25 +04:00
Katerina881
fd8a8e32c6 Lab3 2023-03-13 16:55:16 +04:00
Katerina881
ca392cb92b Сделанная вторая лаба 2023-02-27 17:00:41 +04:00
Katerina881
a9e7a9fc6b Рефакторинг 2023-02-13 17:45:53 +04:00
Katerina881
b77b39e859 Первая лаба 2023-02-13 17:27:49 +04:00
35 changed files with 2302 additions and 9 deletions

2
.gitignore vendored
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@ -4,7 +4,7 @@ build/
!gradle/wrapper/gradle-wrapper.jar !gradle/wrapper/gradle-wrapper.jar
!**/src/main/**/build/ !**/src/main/**/build/
!**/src/test/**/build/ !**/src/test/**/build/
node_modules
### STS ### ### STS ###
.apt_generated .apt_generated
.classpath .classpath

40
Front/index.html Normal file
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
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<title>Document</title>
</head>
<body>
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<div class="d-flex flex-column w-25 my-5 mx-3">
Введите первое число
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Введите второе число
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Выберите операцию
<div>
<button type="button" class="btn btn-primary" id="buttonPlus">+</button>
<button type="button" class="btn btn-primary" id="buttonMinus">-</button>
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<button type="button" class="btn btn-primary" id="buttonDiv">/</button>
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<option value="int">Число</option>
<option value="string">Строка</option>
</select>
</div>
Результат
<input id="res" type="text"></input>
</div>
</form>
<script src="/script.js"></script>
</body>
</html>

814
Front/package-lock.json generated Normal file
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}

16
Front/package.json Normal file
View File

@ -0,0 +1,16 @@
{
"name": "int-prog",
"version": "1.0.0",
"main": "index.html",
"scripts": {
"start": "http-server -p 3000 ./",
"test": "echo \"Error: no test specified\" && exit 1"
},
"dependencies": {
"bootstrap": "5.2.1",
"@fortawesome/fontawesome-free": "6.2.0"
},
"devDependencies": {
"http-server": "14.1.1"
}
}

51
Front/script.js Normal file
View File

@ -0,0 +1,51 @@
let calculateButton = document.getElementById("calculate");
let numberOneInput = document.getElementById("first");
let numberTwoInput = document.getElementById("second");
let resultInput = document.getElementById("res");
let typeInput = document.getElementById("type");
buttonPlus.onclick = function(event) {
event.preventDefault();
let num_1 = numberOneInput.value;
let num_2 = numberTwoInput.value;
let type = typeInput.value;
fetch(`http://localhost:8080/sum?first=${num_1}&second=${num_2}&type=${type}`)
.then(response => response.text())
.then(res => {
resultInput.value = res;
});
}
buttonMinus.onclick = function(event) {
event.preventDefault();
let num_1 = numberOneInput.value;
let num_2 = numberTwoInput.value;
let type = typeInput.value;
fetch(`http://localhost:8080/minus?first=${num_1}&second=${num_2}&type=${type}`)
.then(response => response.text())
.then(res => {
resultInput.value = res;
});
}
buttonMulti.onclick = function(event) {
event.preventDefault();
let num_1 = numberOneInput.value;
let num_2 = numberTwoInput.value;
let type = typeInput.value;
fetch(`http://localhost:8080/multi?first=${num_1}&second=${num_2}&type=${type}`)
.then(response => response.text())
.then(res => {
resultInput.value = res;
});
}
buttonDiv.onclick = function(event) {
event.preventDefault();
let num_1 = numberOneInput.value;
let num_2 = numberTwoInput.value;
let type = typeInput.value;
fetch(`http://localhost:8080/div?first=${num_1}&second=${num_2}&type=${type}`)
.then(response => response.text())
.then(res =>
{
resultInput.value = res;
});
}

View File

@ -14,7 +14,11 @@ repositories {
dependencies { dependencies {
implementation 'org.springframework.boot:spring-boot-starter-web' implementation 'org.springframework.boot:spring-boot-starter-web'
implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
implementation 'com.h2database:h2:2.1.210'
implementation group: 'org.springdoc', name: 'springdoc-openapi-ui', version: '1.6.5'
testImplementation 'org.springframework.boot:spring-boot-starter-test' testImplementation 'org.springframework.boot:spring-boot-starter-test'
implementation 'org.springframework.boot:spring-boot-starter-validation'
} }
tasks.named('test') { tasks.named('test') {

View File

@ -2,8 +2,6 @@ package ip.labwork;
import org.springframework.boot.SpringApplication; import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController; import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication @SpringBootApplication
@ -12,8 +10,4 @@ public class LabworkApplication {
public static void main(String[] args) { public static void main(String[] args) {
SpringApplication.run(LabworkApplication.class, args); SpringApplication.run(LabworkApplication.class, args);
} }
@GetMapping("/hello")
public String hello(@RequestParam(value = "name", defaultValue = "World") String name) {
return String.format("Hello %s!", name);
}
} }

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@ -0,0 +1,43 @@
package ip.labwork.method.controller;
import ip.labwork.method.service.MethodService;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class MethodController {
private final MethodService speakerService;
public MethodController(MethodService speakerService) {
this.speakerService = speakerService;
}
@GetMapping("/sum")
public String Sum(@RequestParam(value = "first", defaultValue = "1") Object first,
@RequestParam(value = "second", defaultValue = "1") Object second,
@RequestParam(value = "type", defaultValue = "int") String type) {
return speakerService.Sum(first,second,type);
}
@GetMapping("/minus")
public String Ras(@RequestParam(value = "first", defaultValue = "1") Object first,
@RequestParam(value = "second", defaultValue = "1") Object second,
@RequestParam(value = "type", defaultValue = "int") String type) {
return speakerService.Ras(first,second,type);
}
@GetMapping("/multi")
public String Pros(@RequestParam(value = "first", defaultValue = "1") Object first,
@RequestParam(value = "second", defaultValue = "1") Object second,
@RequestParam(value = "type", defaultValue = "int") String type) {
return speakerService.Pros(first,second,type);
}
@GetMapping("/div")
public String Del(@RequestParam(value = "first", defaultValue = "1") Object first,
@RequestParam(value = "second", defaultValue = "1") Object second,
@RequestParam(value = "type", defaultValue = "int") String type) {
return speakerService.Del(first,second,type);
}
}

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@ -0,0 +1,11 @@
package ip.labwork.method.domain;
public interface IMethod<T> {
T Sum(T first, T second);
T Multiply(T first, Integer second);
T Minus(T first, Integer second);
T Div(T first, T second);
}

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@ -0,0 +1,27 @@
package ip.labwork.method.domain;
import org.springframework.stereotype.Component;
@Component(value="int")
public class MethodInt implements IMethod<Integer>{
public Integer Sum(Integer first, Integer second) {
return Integer.parseInt(first.toString()) + Integer.parseInt(second.toString());
}
public Integer Multiply(Integer first, Integer second) {
return Integer.parseInt(first.toString()) * Integer.parseInt(second.toString());
}
public Integer Minus(Integer first, Integer second) {
return Integer.parseInt(first.toString()) - Integer.parseInt(second.toString());
}
public Integer Div(Integer first, Integer second) {
int num = Integer.parseInt(second.toString());
if (num == 0){
return null;
}else{
return Integer.parseInt(first.toString()) / num;
}
}
}

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@ -0,0 +1,44 @@
package ip.labwork.method.domain;
import org.springframework.stereotype.Component;
@Component(value="string")
public class MethodString implements IMethod<String>{
@Override
public String Sum(String first, String second) {
return first.concat(second);
}
@Override
public String Multiply(String first, Integer second) {
if (second != 0){
String temp = "";
for (int i = 0; i < second; i++){
temp = temp.concat(first);
}
return temp;
}
else{
return first;
}
}
@Override
public String Minus(String first, Integer second) {
String temp = first;
if(temp.length() >= second){
return temp.substring(0, first.length() - second);
}else{
return first;
}
}
@Override
public String Div(String first, String second) {
if (first.contains(second)){
return "true";
}else{
return "false";
}
}
}

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@ -0,0 +1,51 @@
package ip.labwork.method.service;
import ip.labwork.method.domain.IMethod;
import ip.labwork.method.domain.MethodString;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Service;
@Service
public class MethodService {
private final ApplicationContext applicationContext;
public MethodService(ApplicationContext applicationContext) {
this.applicationContext = applicationContext;
}
public String Sum(Object first, Object second, String type) {
final IMethod speaker = (IMethod) applicationContext.getBean(type);
if (speaker instanceof MethodString){
return String.format("%s", speaker.Sum(first,second));
}else{
return String.format("%s", speaker.Sum(Integer.parseInt(first.toString()),Integer.parseInt(second.toString())));
}
}
public String Ras(Object first, Object second, String type) {
final IMethod speaker = (IMethod) applicationContext.getBean(type);
if (speaker instanceof MethodString){
return String.format("%s", speaker.Minus(first,Integer.parseInt(second.toString())));
}else{
return String.format("%s", speaker.Minus(Integer.parseInt(first.toString()),Integer.parseInt(second.toString())));
}
}
public String Pros(Object first, Object second, String type) {
final IMethod speaker = (IMethod) applicationContext.getBean(type);
if (speaker instanceof MethodString){
return String.format("%s", speaker.Multiply(first,Integer.parseInt(second.toString())));
}else{
return String.format("%s", speaker.Multiply(Integer.parseInt(first.toString()),Integer.parseInt(second.toString())));
}
}
public String Del(Object first, Object second, String type) {
final IMethod speaker = (IMethod) applicationContext.getBean(type);
if (speaker instanceof MethodString){
return String.format("%s", speaker.Div(first,second));
}else {
return String.format("%s", speaker.Div(Integer.parseInt(first.toString()), Integer.parseInt(second.toString())));
}
}
}

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@ -0,0 +1,54 @@
package ip.labwork.shop.controller;
import ip.labwork.shop.model.Component;
import ip.labwork.shop.service.ComponentService;
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;
import java.util.List;
@RestController
@RequestMapping("/component")
public class ComponentController {
private final ComponentService componentService;
public ComponentController(ComponentService componentService) {
this.componentService = componentService;
}
@GetMapping("/add")
public Component create(@RequestParam("name") String name,
@RequestParam("price") Integer price) {
return componentService.addComponent(name, price);
}
@GetMapping("/update")
public Component update(@RequestParam("id") Long id,
@RequestParam("name") String name,
@RequestParam("price") Integer price) {
return componentService.updateComponent(id, name, price);
}
@GetMapping("/remove")
public Component remove(@RequestParam("id") Long id) {
return componentService.deleteComponent(id);
}
@GetMapping("/removeAll")
public void remove() {
componentService.deleteAllComponent();
}
@GetMapping("/find")
public Component find(@RequestParam("id") Long id) {
return componentService.findComponent(id);
}
@GetMapping("/findAll")
public List<Component> findAll() {
return componentService.findAllComponent();
}
}

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@ -0,0 +1,54 @@
package ip.labwork.shop.controller;
import ip.labwork.shop.service.ProductService;
import ip.labwork.shop.model.Order;
import ip.labwork.shop.service.OrderService;
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;
import java.util.List;
@RestController
@RequestMapping("/order")
public class OrderController {
private final OrderService orderService;
private final ProductService productService;
public OrderController(OrderService orderService, ProductService productService) {
this.orderService = orderService;
this.productService = productService;
}
@GetMapping("/add")
public Order create(@RequestParam("date") String date,
@RequestParam("price") Integer price,
@RequestParam("count") Integer[] count,
@RequestParam("prod") Long[] prod){
return orderService.addOrder(date, price, count, productService.findFiltredProducts(prod));
}
@GetMapping("/update")
public Order update(@RequestParam("id") Long id,
@RequestParam("date") String date,
@RequestParam("price") Integer price,
@RequestParam("count") Integer[] count,
@RequestParam("prod") Long[] prod){
return orderService.updateOrder(id, date, price, count, productService.findFiltredProducts(prod));
}
@GetMapping("/remove")
public Order remove(@RequestParam("id") Long id){
return orderService.deleteOrder(id);
}
@GetMapping("/removeAll")
public void remove(){
orderService.deleteAllOrder();
}
@GetMapping("/find")
public Order find(@RequestParam("id") Long id){
return orderService.findOrder(id);
}
@GetMapping("/findAll")
public List<Order> findAll(){
return orderService.findAllOrder();
}
}

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@ -0,0 +1,55 @@
package ip.labwork.shop.controller;
import ip.labwork.shop.service.ProductService;
import ip.labwork.shop.model.Product;
import ip.labwork.shop.service.ComponentService;
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;
import java.util.List;
@RestController
@RequestMapping("/product")
public class ProductController {
private final ProductService productService;
private final ComponentService componentService;
public ProductController(ProductService productService, ComponentService componentService) {
this.productService = productService;
this.componentService = componentService;
}
@GetMapping("/add")
public Product create(@RequestParam("name") String name,
@RequestParam("price") Integer price,
@RequestParam("count") Integer[] count,
@RequestParam("comp") Long[] comp){
return productService.addProduct(name, price, count, componentService.findFiltredComponents(comp));
}
@GetMapping("/update")
public Product update(@RequestParam("id") Long id,
@RequestParam("name") String name,
@RequestParam("price") Integer price,
@RequestParam("count") Integer[] count,
@RequestParam("comp") Long[] comp){
return productService.updateProduct(id, name, price, count, componentService.findFiltredComponents(comp));
}
@GetMapping("/remove")
public Product remove(@RequestParam("id") Long id){
return productService.deleteProduct(id);
}
@GetMapping("/removeAll")
public void remove(){
productService.deleteAllProduct();
}
@GetMapping("/find")
public Product find(@RequestParam("id") Long id){
return productService.findProduct(id);
}
@GetMapping("/findAll")
public List<Product> findAll(){
return productService.findAllProduct();
}
}

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@ -0,0 +1,95 @@
package ip.labwork.shop.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.persistence.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
@Entity
@Table(name = "components")
public class Component {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "name")
private String componentName;
@Column(name = "price")
private Integer price;
@OneToMany(mappedBy = "component", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
@JsonIgnore
private List<ProductComponents> products;
public Component() {
}
public Component(String componentName, Integer price) {
this.componentName = componentName;
this.price = price;
}
public Long getId() {
return id;
}
public String getComponentName() {
return componentName;
}
public void setComponentName(String componentName) {
this.componentName = componentName;
}
public Integer getPrice() {
return price;
}
public void setPrice(Integer price) {
this.price = price;
}
public List<ProductComponents> getProducts() {
return products;
}
public void setProducts(List<ProductComponents> products) {
this.products = products;
}
public void addProduct(ProductComponents productComponents) {
if (products == null) {
products = new ArrayList<>();
}
if (!products.contains(productComponents))
this.products.add(productComponents);
}
public void removeProduct(ProductComponents productComponents) {
if (products.contains(productComponents))
this.products.remove(productComponents);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Component component = (Component) o;
return Objects.equals(id, component.id);
}
@Override
public int hashCode() {
return Objects.hash(id);
}
@Override
public String toString() {
return "Component{" +
"id=" + id +
", componentName='" + componentName + '\'' +
", price='" + price + '\'' +
'}';
}
}

View File

@ -0,0 +1,85 @@
package ip.labwork.shop.model;
import jakarta.persistence.*;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Objects;
@Entity
@Table(name = "orders")
public class Order {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "date")
private Date date;
@Column(name = "price")
private Integer price;
@OneToMany(mappedBy = "order", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private List<OrderProducts> products;
public Order(){
}
public Order(Date date, Integer price) {
this.date = date;
this.price = price;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Date getDate() {
return date;
}
public void setDate(Date date) {
this.date = date;
}
public Integer getPrice() {
return price;
}
public void setPrice(Integer price) {
this.price = price;
}
public List<OrderProducts> getProducts() {
return products;
}
public void setProducts(List<OrderProducts> products) {
this.products = products;
}
public void addProduct(OrderProducts orderProducts){
if (products == null){
this.products = new ArrayList<>();
}
if (!products.contains(orderProducts))
this.products.add(orderProducts);
}
public void removeProducts(OrderProducts orderProducts){
if (products.contains(orderProducts))
this.products.remove(orderProducts);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof Order order)) return false;
return Objects.equals(getId(), order.getId()) && Objects.equals(getDate(), order.getDate()) && Objects.equals(getPrice(), order.getPrice());
}
@Override
public int hashCode() {
return Objects.hash(getId(), getDate(), getPrice());
}
}

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@ -0,0 +1,66 @@
package ip.labwork.shop.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.persistence.*;
@Entity
@Table(name = "order_product")
public class OrderProducts {
@EmbeddedId
private OrderProductsKey id;
@ManyToOne
@MapsId("productId")
@JoinColumn(name = "product_id")
private Product product;
@ManyToOne
@MapsId("orderId")
@JoinColumn(name = "order_id")
@JsonIgnore
private Order order;
@Column(name = "count")
private Integer count;
public OrderProducts() {
}
public OrderProducts(Order order, Product product, Integer count) {
this.order = order;
this.id = new OrderProductsKey(product.getId(), order.getId());
this.id.setOrderId(order.getId());
this.id.setProductId(product.getId());
this.product = product;
this.count = count;
}
public OrderProductsKey getId() {
return id;
}
public void setId(OrderProductsKey id) {
this.id = id;
}
public Order getOrder() {
return order;
}
public void setOrder(Order order) {
this.order = order;
}
public Product getProduct() {
return product;
}
public void setProduct(Product product) {
this.product = product;
}
public Integer getCount() {
return count;
}
public void setCount(Integer count) {
this.count = count;
}
}

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@ -0,0 +1,48 @@
package ip.labwork.shop.model;
import jakarta.persistence.Embeddable;
import java.io.Serializable;
import java.util.Objects;
@Embeddable
public class OrderProductsKey implements Serializable {
private Long productId;
private Long orderId;
public OrderProductsKey() {
}
public OrderProductsKey(Long productId, Long orderId) {
this.productId = productId;
this.orderId = orderId;
}
public Long getProductId() {
return productId;
}
public void setProductId(Long productId) {
this.productId = productId;
}
public Long getOrderId() {
return orderId;
}
public void setOrderId(Long orderId) {
this.orderId = orderId;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof OrderProductsKey that)) return false;
return Objects.equals(getProductId(), that.getProductId()) && Objects.equals(getOrderId(), that.getOrderId());
}
@Override
public int hashCode() {
return Objects.hash(getProductId(), getOrderId());
}
}

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@ -0,0 +1,126 @@
package ip.labwork.shop.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.persistence.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
@Entity
@Table(name = "products")
public class Product {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "name")
private String productName;
@Column(name = "price")
private Integer price;
@OneToMany(mappedBy = "product", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private List<ProductComponents> components;
@OneToMany(mappedBy = "product", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
@JsonIgnore
private List<OrderProducts> orders;
public Product() {
}
public Product(String productName, Integer price) {
this.productName = productName;
this.price = price;
}
public Long getId() {
return id;
}
public String getProductName() {
return productName;
}
public void setProductName(String productName) {
this.productName = productName;
}
public Integer getPrice() {
return price;
}
public void setPrice(Integer price) {
this.price = price;
}
public List<ProductComponents> getComponents() {
return components;
}
public void setComponents(List<ProductComponents> components) {
this.components = components;
}
public void update(Product product){
this.productName = product.productName;
this.price = product.price;
this.components = product.getComponents();
}
public void addComponent(ProductComponents productComponents){
if (components == null){
this.components = new ArrayList<>();
}
if (!components.contains(productComponents))
this.components.add(productComponents);
}
public void removeComponent(ProductComponents productComponents){
if (components.contains(productComponents))
this.components.remove(productComponents);
}
public List<OrderProducts> getOrders() {
return orders;
}
public void setOrders(List<OrderProducts> orders) {
this.orders = orders;
}
public void addOrder(OrderProducts orderProducts){
if (orders == null){
orders = new ArrayList<>();
}
if (!orders.contains(orderProducts))
this.orders.add(orderProducts);
}
public void removeOrder(OrderProducts orderProducts){
if (orders.contains(orderProducts))
this.orders.remove(orderProducts);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Product product = (Product) o;
return Objects.equals(id, product.id);
}
@Override
public int hashCode() {
return Objects.hash(id);
}
@Override
public String toString() {
return "Product{" +
"id=" + id +
", productName='" + productName + '\'' +
", price='" + price + '\'' +
'}';
}
}

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@ -0,0 +1,66 @@
package ip.labwork.shop.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.persistence.*;
@Entity
@Table(name = "product_component")
public class ProductComponents {
@EmbeddedId
private ProductComponentsKey id;
@ManyToOne
@MapsId("componentId")
@JoinColumn(name = "component_id")
private Component component;
@ManyToOne
@MapsId("productId")
@JoinColumn(name = "product_id")
@JsonIgnore
private Product product;
@Column(name = "count")
private Integer count;
public ProductComponents() {
}
public ProductComponents(Component component, Product product, Integer count) {
this.component = component;
this.id = new ProductComponentsKey(product.getId(), component.getId());
this.id.setComponentId(component.getId());
this.id.setProductId(product.getId());
this.product = product;
this.count = count;
}
public ProductComponentsKey getId() {
return id;
}
public void setId(ProductComponentsKey id) {
this.id = id;
}
public Component getComponent() {
return component;
}
public void setComponent(Component component) {
this.component = component;
}
public Product getProduct() {
return product;
}
public void setProduct(Product product) {
this.product = product;
}
public Integer getCount() {
return count;
}
public void setCount(Integer count) {
this.count = count;
}
}

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@ -0,0 +1,48 @@
package ip.labwork.shop.model;
import jakarta.persistence.Embeddable;
import java.io.Serializable;
import java.util.Objects;
@Embeddable
public class ProductComponentsKey implements Serializable {
private Long productId;
private Long componentId;
public ProductComponentsKey() {
}
public ProductComponentsKey(Long productId, Long componentId) {
this.productId = productId;
this.componentId = componentId;
}
public Long getProductId() {
return productId;
}
public void setProductId(Long productId) {
this.productId = productId;
}
public Long getComponentId() {
return componentId;
}
public void setComponentId(Long componentId) {
this.componentId = componentId;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ProductComponentsKey that)) return false;
return Objects.equals(getProductId(), that.getProductId()) && Objects.equals(getComponentId(), that.getComponentId());
}
@Override
public int hashCode() {
return Objects.hash(getProductId(), getComponentId());
}
}

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@ -0,0 +1,88 @@
package ip.labwork.shop.service;
import ip.labwork.shop.model.Component;
import ip.labwork.shop.model.OrderProducts;
import ip.labwork.shop.model.Product;
import ip.labwork.shop.model.ProductComponents;
import jakarta.persistence.EntityManager;
import jakarta.persistence.EntityNotFoundException;
import jakarta.persistence.PersistenceContext;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
import java.util.ArrayList;
import java.util.List;
@Service
public class ComponentService {
@PersistenceContext
private EntityManager em;
@Transactional
public Component addComponent(String componentName, Integer price) {
if (!StringUtils.hasText(componentName) || price == 0) {
throw new IllegalArgumentException("Component is null or empty");
}
final Component component = new Component(componentName, price);
em.persist(component);
return component;
}
@Transactional(readOnly = true)
public Component findComponent(Long id) {
final Component component = em.find(Component.class, id);
if (component == null) {
throw new EntityNotFoundException(String.format("Component with id [%s] is not found", id));
}
return component;
}
@Transactional(readOnly = true)
public List<Component> findAllComponent() {
return em.createQuery("select c from Component c", Component.class)
.getResultList();
}
@Transactional(readOnly = true)
public List<Component> findFiltredComponents(Long[] arr) {
if (arr.length == 0) {
throw new IllegalArgumentException("Array id is empty");
}
List<Component> componentList = new ArrayList<>();
for (int i = 0; i < arr.length; i++) {
componentList.add(em.find(Component.class, arr[i]));
}
return componentList;
}
@Transactional
public Component updateComponent(Long id, String componentName, Integer price) {
if (!StringUtils.hasText(componentName) || price == 0) {
throw new IllegalArgumentException("Component is null or empty");
}
final Component currentComponent = findComponent(id);
currentComponent.setComponentName(componentName);
currentComponent.setPrice(price);
return em.merge(currentComponent);
}
@Transactional
public Component deleteComponent(Long id) {
final Component currentComponent = findComponent(id);
int size = currentComponent.getProducts().size();
for (int i = 0; i < size; i++) {
ProductComponents temp = currentComponent.getProducts().get(0);
temp.getComponent().removeProduct(temp);
temp.getProduct().removeComponent(temp);
em.remove(temp);
}
em.remove(currentComponent);
return currentComponent;
}
@Transactional
public void deleteAllComponent() {
em.createQuery("delete from ProductComponents").executeUpdate();
em.createQuery("delete from Component").executeUpdate();
}
}

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@ -0,0 +1,118 @@
package ip.labwork.shop.service;
import ip.labwork.shop.model.Order;
import ip.labwork.shop.model.OrderProducts;
import ip.labwork.shop.model.Product;
import jakarta.persistence.EntityManager;
import jakarta.persistence.EntityNotFoundException;
import jakarta.persistence.PersistenceContext;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
import java.text.SimpleDateFormat;
import java.util.*;
@Service
public class OrderService {
@PersistenceContext
private EntityManager em;
@Transactional
public Order addOrder(String date, Integer price, Integer[] count, List<Product> products) {
if (!StringUtils.hasText(date) || price == 0 || count.length == 0 || Arrays.stream(count).filter(c -> c == 0).toList().size() != 0 || products.size() == 0 || products.stream().filter(Objects::isNull).toList().size() != 0 || count.length != products.size()) {
throw new IllegalArgumentException("Order is null or empty");
}
Date correctDate = getDate(date);
final Order order = new Order(correctDate, price);
em.persist(order);
for (int i = 0; i < products.size(); i++) {
final OrderProducts orderProducts = new OrderProducts(order, products.get(i), count[i]);
order.addProduct(orderProducts);
products.get(i).addOrder(orderProducts);
em.persist(orderProducts);
}
return order;
}
public Date getDate(String date) {
SimpleDateFormat format = new SimpleDateFormat();
format.applyPattern("dd.MM.yyyy");
Date newDate;
try {
newDate = format.parse(date);
} catch (Exception exception) {
newDate = new Date();
}
return newDate;
}
@Transactional(readOnly = true)
public Order findOrder(Long id) {
final Order order = em.find(Order.class, id);
if (order == null) {
throw new EntityNotFoundException(String.format("Order with id [%s] is not found", id));
}
return order;
}
@Transactional(readOnly = true)
public List<Order> findAllOrder() {
return em.createQuery("select o from Order o", Order.class)
.getResultList();
}
@Transactional
public Order updateOrder(Long id, String date, Integer price, Integer[] count, List<Product> products) {
if (!StringUtils.hasText(date) || price == 0 || count.length == 0 || Arrays.stream(count).filter(c -> c == 0).toList().size() != 0 || products.size() == 0 || products.stream().filter(Objects::isNull).toList().size() != 0 || count.length != products.size()) {
throw new IllegalArgumentException("Order is null or empty");
}
final Order currentOrder = findOrder(id);
currentOrder.setDate(getDate(date));
currentOrder.setPrice(price);
em.merge(currentOrder);
List<OrderProducts> orderProductsList = em.createQuery("select o from OrderProducts o where o.id.orderId = " + id, OrderProducts.class)
.getResultList();
List<Long> product_id = new ArrayList<>(orderProductsList.stream().map(p -> p.getId().getProductId()).toList());
for (int i = 0; i < products.size(); i++) {
final Long currentId = products.get(i).getId();
if (product_id.contains(currentId)) {
final OrderProducts orderProducts = orderProductsList.stream().filter(x -> Objects.equals(x.getId().getProductId(), currentId)).toList().get(0);
orderProductsList.remove(orderProducts);
product_id.remove(products.get(i).getId());
orderProducts.setCount(count[i]);
em.merge(orderProducts);
} else {
final OrderProducts orderProducts = new OrderProducts(currentOrder, products.get(i), count[i]);
currentOrder.addProduct(orderProducts);
products.get(i).addOrder(orderProducts);
em.persist(orderProducts);
}
}
for (int i = 0; i < orderProductsList.size(); i++) {
orderProductsList.get(i).getProduct().removeOrder(orderProductsList.get(i));
orderProductsList.get(i).getOrder().removeProducts(orderProductsList.get(i));
em.remove(orderProductsList.get(i));
}
return currentOrder;
}
@Transactional
public Order deleteOrder(Long id) {
final Order currentOrder = findOrder(id);
int size = currentOrder.getProducts().size();
for (int i = 0; i < size; i++) {
OrderProducts temp = currentOrder.getProducts().get(0);
temp.getProduct().removeOrder(temp);
temp.getOrder().removeProducts(temp);
em.remove(temp);
}
em.remove(currentOrder);
return currentOrder;
}
@Transactional
public void deleteAllOrder() {
em.createQuery("delete from OrderProducts").executeUpdate();
em.createQuery("delete from Order").executeUpdate();
}
}

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package ip.labwork.shop.service;
import ip.labwork.shop.model.Component;
import ip.labwork.shop.model.OrderProducts;
import ip.labwork.shop.model.Product;
import ip.labwork.shop.model.ProductComponents;
import jakarta.persistence.EntityManager;
import jakarta.persistence.EntityNotFoundException;
import jakarta.persistence.PersistenceContext;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
@Service
public class ProductService {
@PersistenceContext
private EntityManager em;
@Transactional
public Product addProduct(String productName, Integer price, Integer[] count, List<Component> components) {
if (!StringUtils.hasText(productName) || price == 0 || count.length == 0 || Arrays.stream(count).filter(c -> c == 0).toList().size() != 0 || components.size() == 0 || components.stream().filter(Objects::isNull).toList().size() != 0 || count.length != components.size()) {
throw new IllegalArgumentException("Product name is null or empty");
}
final Product product = new Product(productName, price);
em.persist(product);
for (int i = 0; i < components.size(); i++) {
final ProductComponents productComponents = new ProductComponents(components.get(i), product, count[i]);
product.addComponent(productComponents);
components.get(i).addProduct(productComponents);
em.persist(productComponents);
}
return product;
}
@Transactional(readOnly = true)
public Product findProduct(Long id) {
final Product product = em.find(Product.class, id);
if (product == null) {
throw new EntityNotFoundException(String.format("Product with id [%s] is not found", id));
}
return product;
}
@Transactional(readOnly = true)
public List<Product> findAllProduct() {
return em.createQuery("select p from Product p", Product.class)
.getResultList();
}
@Transactional
public Product updateProduct(Long id, String productName, Integer price, Integer[] count, List<Component> components) {
if (!StringUtils.hasText(productName) || price == 0 || count.length == 0 || Arrays.stream(count).filter(c -> c == 0).toList().size() != 0 || components.size() == 0 || components.stream().filter(Objects::isNull).toList().size() != 0 || count.length != components.size()) {
throw new IllegalArgumentException("Product name is null or empty");
}
final Product currentProduct = findProduct(id);
currentProduct.setProductName(productName);
currentProduct.setPrice(price);
em.merge(currentProduct);
List<ProductComponents> productComponentsList = em.createQuery("select p from ProductComponents p where p.id.productId = " + id, ProductComponents.class)
.getResultList();
List<Long> component_id = new ArrayList<>(productComponentsList.stream().map(p -> p.getId().getComponentId()).toList());
for (int i = 0; i < components.size(); i++) {
final Long currentId = components.get(i).getId();
if (component_id.contains(currentId)) {
final ProductComponents productComponents = productComponentsList.stream().filter(x -> Objects.equals(x.getId().getComponentId(), currentId)).toList().get(0);
productComponentsList.remove(productComponents);
component_id.remove(components.get(i).getId());
productComponents.setCount(count[i]);
em.merge(productComponents);
} else {
final ProductComponents productComponents = new ProductComponents(components.get(i), currentProduct, count[i]);
currentProduct.addComponent(productComponents);
components.get(i).addProduct(productComponents);
em.persist(productComponents);
}
}
for (int i = 0; i < productComponentsList.size(); i++) {
productComponentsList.get(i).getComponent().removeProduct(productComponentsList.get(i));
productComponentsList.get(i).getProduct().removeComponent(productComponentsList.get(i));
em.remove(productComponentsList.get(i));
}
return currentProduct;
}
@Transactional
public Product deleteProduct(Long id) {
final Product currentProduct = findProduct(id);
int size = currentProduct.getComponents().size();
for (int i = 0; i < size; i++) {
ProductComponents temp = currentProduct.getComponents().get(0);
temp.getComponent().removeProduct(temp);
temp.getProduct().removeComponent(temp);
em.remove(temp);
}
int ordSize = currentProduct.getOrders().size();
for (int i = 0; i < ordSize; i++){
OrderProducts temp = currentProduct.getOrders().get(0);
temp.getProduct().removeOrder(temp);
temp.getOrder().removeProducts(temp);
em.remove(temp);
}
em.remove(currentProduct);
return currentProduct;
}
@Transactional
public void deleteAllProduct() {
em.createQuery("delete from ProductComponents").executeUpdate();
em.createQuery("delete from OrderProducts ").executeUpdate();
em.createQuery("delete from Product").executeUpdate();
}
@Transactional
public List<Product> findFiltredProducts(Long[] arr) {
if (arr.length == 0) {
throw new IllegalArgumentException("Array id is empty");
}
List<Product> productList = new ArrayList<>();
for (int i = 0; i < arr.length; i++) {
productList.add(em.find(Product.class, arr[i]));
}
return productList;
}
}

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@ -1 +1,11 @@
spring.main.banner-mode=off
#server.port=8080
spring.datasource.url=jdbc:h2:file:./data
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=sa
spring.datasource.password=password
spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
spring.jpa.hibernate.ddl-auto=update
spring.h2.console.enabled=true
spring.h2.console.settings.trace=false
spring.h2.console.settings.web-allow-others=false

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package ip.labwork;
import ip.labwork.shop.model.Component;
import ip.labwork.shop.model.Order;
import ip.labwork.shop.model.Product;
import ip.labwork.shop.service.ComponentService;
import ip.labwork.shop.service.OrderService;
import ip.labwork.shop.service.ProductService;
import jakarta.persistence.EntityNotFoundException;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
@SpringBootTest
public class JpaStudentTests {
private static final Logger log = LoggerFactory.getLogger(JpaStudentTests.class);
@Autowired
ComponentService componentService;
@Autowired
ProductService productService;
@Autowired
OrderService orderService;
@Test
void test() {
componentService.deleteAllComponent();
productService.deleteAllProduct();
orderService.deleteAllOrder();
//TestCreate
final Component component = componentService.addComponent("Огурец", 4);
log.info(component.toString());
Assertions.assertNotNull(component.getId());
List<Component> componentList = new ArrayList<>();
componentList.add(componentService.findComponent(component.getId()));
final Product product = productService.addProduct("Бургер", 100, new Integer[]{ 2 }, componentList);
log.info(product.toString());
Assertions.assertNotNull(product.getId());
List<Product> productList = new ArrayList<>();
productList.add(productService.findProduct(product.getId()));
final Order order = orderService.addOrder(new Date().toString(), 200, new Integer[]{ 3 }, productList);
log.info(order.toString());
Assertions.assertNotNull(order.getId());
//TestRead
final Component findComponent = componentService.findComponent(component.getId());
log.info(findComponent.toString());
Assertions.assertEquals(component, findComponent);
final Product findProduct = productService.findProduct(product.getId());
log.info(findProduct.toString());
Assertions.assertEquals(product, findProduct);
final Order findOrder = orderService.findOrder(order.getId());
log.info(findOrder.toString());
Assertions.assertEquals(order, findOrder);
//TestReadAll
final List<Component> components = componentService.findAllComponent();
log.info(components.toString());
Assertions.assertEquals(components.size(), 1);
final List<Product> products = productService.findAllProduct();
log.info(products.toString());
Assertions.assertEquals(products.size(), 1);
final List<Order> orders = orderService.findAllOrder();
log.info(orders.toString());
Assertions.assertEquals(orders.size(), 1);
//TestReadNotFound
componentService.deleteAllComponent();
productService.deleteAllProduct();
orderService.deleteAllOrder();
Assertions.assertThrows(EntityNotFoundException.class, () -> componentService.findComponent(-1L));
Assertions.assertThrows(EntityNotFoundException.class, () -> productService.findProduct(-1L));
Assertions.assertThrows(EntityNotFoundException.class, () -> orderService.findOrder(-1L));
//TestReadAllEmpty
final List<Component> newComponents = componentService.findAllComponent();
log.info(newComponents.toString());
Assertions.assertEquals(newComponents.size(), 0);
final List<Product> newProducts = productService.findAllProduct();
log.info(newProducts.toString());
Assertions.assertEquals(newProducts.size(), 0);
final List<Order> newOrders = orderService.findAllOrder();
log.info(newOrders.toString());
Assertions.assertEquals(newOrders.size(), 0);
}
}

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@ -1,13 +1,62 @@
package ip.labwork; package ip.labwork;
import ip.labwork.method.service.MethodService;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest; import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest @SpringBootTest
class LabworkApplicationTests { class LabworkApplicationTests {
@Autowired
MethodService speakerService;
@Test @Test
void contextLoads() { void testIntSum() {
final String res = speakerService.Sum(20,10,"int");
Assertions.assertEquals(30, Integer.parseInt(res));
}
@Test
void testIntMinus() {
final String res = speakerService.Ras(20,10,"int");
Assertions.assertEquals(10, Integer.parseInt(res));
}
@Test
void testIntMulti() {
final String res = speakerService.Pros(20,10,"int");
Assertions.assertEquals(200, Integer.parseInt(res));
}
@Test
void testIntDiv() {
final String res = speakerService.Del(20,10,"int");
Assertions.assertEquals(2, Integer.parseInt(res));
}
@Test
void testStringSum() {
final String res = speakerService.Sum("20","10","string");
Assertions.assertEquals("2010", res);
}
@Test
void testStringMinus() {
final String res = speakerService.Ras("300",1,"string");
Assertions.assertEquals("30", res);
}
@Test
void testStringMulti() {
final String res = speakerService.Pros("20",2,"string");
Assertions.assertEquals("2020", res);
}
@Test
void testStringDiv() {
final String res = speakerService.Del("20","2","string");
Assertions.assertEquals("true", res);
}
@Test
void testSpeakerErrorWired() {
Assertions.assertThrows(NoSuchBeanDefinitionException.class, () -> speakerService.Sum("10", "20", "double"));
} }
} }

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spring.datasource.url=jdbc:h2:mem:testdb
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=sa
spring.datasource.password=password
spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
spring.jpa.hibernate.ddl-auto=create-drop