OmarElgabry

....
 <dependencies>
	 <dependency>
		<groupId>org.springframework.boot</groupId>
		 <artifactId>spring-boot-starter-web</artifactId>
	 </dependency>
	 <dependency>
		 <groupId>org.springframework.cloud</groupId>
		 <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
	 </dependency>

OmarElgabry

package com.eureka.server;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;

@SpringBootApplication
@EnableEurekaServer	// Enable eureka server

public class SpringEurekaServerApplication {

OmarElgabry

# Give a name to the eureka server
spring.application.name=eureka-server

# default port for eureka server
server.port=8761

# eureka by default will register itself as a client. So, we need to set it to false.
# What's a client server? See other microservices (image, gallery, auth, etc).
eureka.client.register-with-eureka=false
eureka.client.fetch-registry=false

OmarElgabry

....
 <dependencies>
	<dependency>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-web</artifactId>
	</dependency>
	<dependency>
		<groupId>org.springframework.cloud</groupId>
		<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
	</dependency>

OmarElgabry

#include <stdio.h>
#include <queue>

using namespace std;

// It's like a BFS algorithm, where you have 9 roots for 9 trees (1, 2, ..., 9).
// For each tree, you scan it level by level, 
// and you generate the two children of every number, 
// add them to the queue, and remove the current number at q.front().

OmarElgabry

<table>
     <tr>
       <th>Customer</th>
       <th>Price</th>
       <th>Date of Order</th>
       <th>Actions</th>
     </tr>
    
     <c:forEach var="order" items="${orders}"> 
      <tr>

OmarElgabry

@GetMapping("/deleteOrder")
public String deleteOrder(@RequestParam("orderId") int orderId, Model model){
  
  // delete the order using the service
  orderService.deleteOrder(orderId);
  
  return "redirect:/order/list";
 }

OmarElgabry

@Override
@Transactional
public void deleteOrder(int orderId) {
  orderDAO.deleteOrder(orderId);
}

OmarElgabry

@Override
public void deleteOrder(int orderId) {
  
  // get the current hibernate session
  Session session = factory.getCurrentSession();
  
  // delete the order using the passed id (primary key)
  Query theQuery = session.createQuery("delete from Order where id=:Id");
  theQuery.setParameter("Id", orderId);
  theQuery.executeUpdate();

OmarElgabry

<table>
     <tr>
       <th>Customer</th>
       <th>Price</th>
       <th>Date of Order</th>
       <th>Actions</th>
     </tr>
    
     <c:forEach var="order" items="${orders}"> 
      <tr>