How to use CustomerController class of com.example.demo.springboot.app.data package

Best Webtau code snippet using com.example.demo.springboot.app.data.CustomerController

Source:Theory.java

...460						* so to over come that problem the solution will be explained below:461								what we need to do is we need to trim the white space and make sure the white 462								space does not pass, to make that work, we will have to make use of an annotation called463								@InitBinder: this annotation works as a pre-processor. which means any web request464								that comes to our controller class(CustomerController class), the @InitBinder code will be executed first.465								 so we will use this annotation to:466								 	trim Strings467								 	remove leading and trailing white space468					469			17_Spring MVC form validation(validating number ranges) using @min and @max470				annotations. we add a new input field on our form for: free passes471				and in this free passes, a user will be able to enter a value 472				in range of 0 to 10, any number out of this range will give us 473		 		a validation error message displayed on the sceen.474		 		17.1_ add validation rule to customer class(same class we used for validating using built-in validation rules)475				17.2_ display error message on html form(we go to customer-form.sjp)476				17.3_ perform validation in the controller class	477				17.4_ update confirmation page	478			...

Source:CustomerController.java

...30import com.google.gson.GsonBuilder;31import com.google.gson.reflect.TypeToken;3233@Controller34public class CustomerController {3536	List<Customer> data;3738	@RequestMapping("/test")39	@ResponseBody40	public String testController() {41		return "Customers";42	}4344	// Combined both online api data and local file data45	public void totalCustomerData() throws StreamReadException, DatabindException, IOException {46		String url = "https://services.odata.org/V2/Northwind/Northwind.svc/Customers?$format=json";47		ObjectMapper mapper = new ObjectMapper();48
...

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2import com.example.demo.springboot.app.data.Customer;3import com.example.demo.springboot.app.data.CustomerRepository;4import com.example.demo.springboot.app.data.CustomerService;5import com.example.demo.springboot.app.data.CustomerServiceImpl;6import com.example.demo.springboot.app.data.CustomerService;7import com.example.demo.springboot.app.data.CustomerServiceImpl;8import com.example.demo.springboot.app.data.Address;9import com.example.demo.springboot.app.data.AddressRepository;10import com.example.demo.springboot.app.data.AddressService;11import com.example.demo.springboot.app.data.AddressServiceImpl;12import com.example.demo.springboot.app.data.AddressService;13import com.example.demo.springboot.app.data.AddressServiceImpl;14import com.example.demo.springboot.app.data.Order;15import com.example.demo.springboot.app.data.OrderRepository;16import com.example.demo.springboot.app.data.OrderService;17import com.example.demo.springboot.app.data.OrderServiceImpl;18import com.example.demo.springboot.app.data.OrderService;19import com.example.demo.springboot.app.data.OrderServiceImpl;20import com.example.demo.springboot.app.data.OrderItem;

CustomerController

Using AI Code Generation

1package com.example.demo.springboot.app.data;2import org.springframework.stereotype.Controller;3import org.springframework.web.bind.annotation.GetMapping;4import org.springframework.web.bind.annotation.RequestMapping;5@RequestMapping("/customer")6public class CustomerController {7	@GetMapping("/list")8	public String list() {9		return "list-customers";10	}11}12package com.example.demo.springboot.app.data;13import org.springframework.stereotype.Controller;14import org.springframework.web.bind.annotation.GetMapping;15import org.springframework.web.bind.annotation.RequestMapping;16@RequestMapping("/customer")17public class CustomerController {18	@GetMapping("/list")19	public String list() {20		return "list-customers";21	}22}23package com.example.demo.springboot.app.data;24import org.springframework.stereotype.Controller;25import org.springframework.web.bind.annotation.GetMapping;26import org.springframework.web.bind.annotation.RequestMapping;27@RequestMapping("/customer")28public class CustomerController {29	@GetMapping("/list")30	public String list() {31		return "list-customers";32	}33}34package com.example.demo.springboot.app.data;35import org.springframework.stereotype.Controller;36import org.springframework.web.bind.annotation.GetMapping;37import org.springframework.web.bind.annotation.RequestMapping;38@RequestMapping("/customer")39public class CustomerController {40	@GetMapping("/list")41	public String list() {42		return "list-customers";43	}44}45package com.example.demo.springboot.app.data;46import org.springframework.stereotype.Controller;47import org.springframework.web.bind.annotation.GetMapping;48import org.springframework.web.bind.annotation.RequestMapping;49@RequestMapping("/customer")50public class CustomerController {51	@GetMapping("/list")52	public String list() {53		return "list-customers";54	}55}56package com.example.demo.springboot.app.data;57import org.springframework.stereotype.Controller;58import org.springframework.web.bind.annotation.GetMapping;59import org.springframework.web.bind.annotation.RequestMapping;60@RequestMapping("/customer")61public class CustomerController {62	@GetMapping("/list")63	public String list() {64		return "list-customers";65	}66}

CustomerController

Using AI Code Generation

1package com.example.demo.springboot.app.data;2import org.springframework.stereotype.Controller;3import org.springframework.web.bind.annotation.RequestMapping;4public class CustomerController {5    @RequestMapping("/customer")6    public String customer(){7        return "customer";8    }9}10package com.example.demo.springboot.app.data;11import org.springframework.stereotype.Controller;12import org.springframework.web.bind.annotation.RequestMapping;13public class CustomerController {14    @RequestMapping("/customer")15    public String customer(){16        return "customer";17    }18}19package com.example.demo.springboot.app.data;20import org.springframework.stereotype.Controller;21import org.springframework.web.bind.annotation.RequestMapping;22public class CustomerController {23    @RequestMapping("/customer")24    public String customer(){25        return "customer";26    }27}28package com.example.demo.springboot.app.data;29import org.springframework.stereotype.Controller;30import org.springframework.web.bind.annotation.RequestMapping;31public class CustomerController {32    @RequestMapping("/customer")33    public String customer(){34        return "customer";35    }36}37package com.example.demo.springboot.app.data;38import org.springframework.stereotype.Controller;39import org.springframework.web.bind.annotation.RequestMapping;40public class CustomerController {41    @RequestMapping("/customer")42    public String customer(){43        return "customer";44    }45}46package com.example.demo.springboot.app.data;47import org.springframework.stereotype.Controller;48import org.springframework.web.bind.annotation.RequestMapping;49public class CustomerController {50    @RequestMapping("/customer")51    public String customer(){52        return "customer";53    }54}55package com.example.demo.springboot.app.data;56import org.springframework.stereotype.Controller;57import org.springframework.web.bind.annotation.RequestMapping;58public class CustomerController {59    @RequestMapping("/customer")60    public String customer(){61        return "customer";62    }63}

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2public class 1 {3    public static void main(String[] args) {4        CustomerController customerController = new CustomerController();5        customerController.addCustomer();6        customerController.updateCustomer();7        customerController.deleteCustomer();8        customerController.getCustomer();9    }10}11addCustomer() method of CustomerController class executed12updateCustomer() method of CustomerController class executed13deleteCustomer() method of CustomerController class executed14getCustomer() method of CustomerController class executed

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2public class 1 {3    public static void main(String[] args) {4        CustomerController customerController = new CustomerController();5        customerController.addCustomer();6    }7}8package com.example.demo.springboot.app.data;9public class CustomerController {10    public void addCustomer() {11        System.out.println("Customer added successfully");12    }13}14package com.example.demo.springboot.app.data;15public class CustomerController {16    public void addCustomer() {17        System.out.println("Customer added successfully");18    }19}20import com.example.demo.springboot.app.data.CustomerController;21public class 1 {22    public static void main(String[] args) {23        CustomerController customerController = new CustomerController();24        customerController.addCustomer();25    }26}27Java package import is used to import the classes from other packages. We use import to avoid the fully qualified name of the class. We can use the import keyword to import the class from the specified package. We can also import the classes from the sub-packages by using the wildcard character. The wildcard character is denoted by the asterisk symbol (*). We can also use

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2public class 1 {3    public static void main(String[] args) {4        CustomerController customerController = new CustomerController();5        customerController.getCustomer();6    }7}

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2import com.example.demo.springboot.app.data.Customer;3public class 1 {4public static void main(String[] args) {5CustomerController customerController = new CustomerController();6Customer customer = new Customer();7customer.setFirstName("Raj");8customer.setLastName("Kumar");9customer.setAge(20);10customer.setMobileNumber("1234567890");11customer.setAddress("Bangalore");12customerController.addCustomer(customer);13}14}

CustomerController

Using AI Code Generation

1import com.example.demo.springboot.app.data.CustomerController;2public class 1 {3    public static void main(String[] args) {4        CustomerController customerController = new CustomerController();5        customerController.printCustomer();6    }7}

CustomerController

Using AI Code Generation

1package com.example.demo.springboot.app;2import java.util.List;3import org.springframework.beans.factory.annotation.Autowired;4import org.springframework.stereotype.Component;5import com.example.demo.springboot.app.data.CustomerController;6public class CustomerService {7	CustomerController customerController;8	public List<Customer> getCustomers() {9		return customerController.getCustomers();10	}11	public Customer getCustomer(int id) {12		return customerController.getCustomer(id);13	}14	public void addCustomer(Customer customer) {15		customerController.addCustomer(customer);16	}17	public void updateCustomer(Customer customer) {18		customerController.updateCustomer(customer);19	}20	public void deleteCustomer(int id) {21		customerController.deleteCustomer(id);22	}23}24package com.example.demo.springboot.app;25import java.util.List;26import org.springframework.beans.factory.annotation.Autowired;27import org.springframework.stereotype.Controller;28import org.springframework.ui.Model;29import org.springframework.web.bind.annotation.GetMapping;30import org.springframework.web.bind.annotation.ModelAttribute;31import org.springframework.web.bind.annotation.PathVariable;32import org.springframework.web.bind.annotation.PostMapping;33import org.springframework.web.bind.annotation.RequestMapping;34@RequestMapping("/customer")35public class CustomerController {36	CustomerService customerService;37	@GetMapping("/list")38	public String listCustomers(Model theModel) {39		List<Customer> customers = customerService.getCustomers();40		theModel.addAttribute("customers", customers);41		return "list-customers";42	}43	@GetMapping("/showFormForAdd")44	public String showFormForAdd(Model theModel) {45		Customer customer = new Customer();46		theModel.addAttribute("customer", customer);47		return "customer-form";48	}49	@PostMapping("/saveCustomer")50	public String saveCustomer(@ModelAttribute("customer") Customer customer) {51		customerService.addCustomer(customer);52		return "redirect:/customer/list";53	}54	@GetMapping("/showFormForUpdate")55	public String showFormForUpdate(@PathVariable("customerId") int id, Model theModel) {56		Customer customer = customerService.getCustomer(id);57		theModel.addAttribute("customer", customer);58		return "customer-form";59	}60	@GetMapping("/delete")61	public String deleteCustomer(@PathVariable("customerId") int id) {62		customerService.deleteCustomer(id);63		return "redirect:/customer/list";

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