Spring Boot & H2 - REST APIs

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As in previous chapter Application Setup, we've created the required files in spring boot project. Now create the following collection in POSTMAN to test the REST APIs.

• GET Get All Employees − A GET request to return all the employees.

• POST Add an Employee − A POST request to create an employee.

• PUT Update an Employee − A PUT request to update an existing employee.

• GET An Employee − A GET request to get an employee identified by its id.

• Delete An Employee − A Delete request to delete an employee identified by its id.

GET All Employees

Set the following parameters in POSTMAN.

• HTTP Method − GET

• URL − http://localhost:8080/emp/employees

Add an Employee

Set the following parameters in POSTMAN.

• HTTP Method − POST

• URL − http://localhost:8080/emp/employee

• BODY − An employee JSON

{  
   "id": "1",  
   "age": "35",  
   "name": "Julie",  
   "email": "julie@gmail.com"  
}   

Update an Employee

Set the following parameters in POSTMAN.

• HTTP Method − PUT

• URL − http://localhost:8080/emp/employee

• BODY − An employee JSON

{  
   "id": "1",  
   "age": "35",  
   "name": "Julie",  
   "email": "julie.roberts@gmail.com"  
}   

GET An Employees

Set the following parameters in POSTMAN.

• HTTP Method − GET

• URL - http://localhost:8080/emp/employee/1 − Where 1 is the employee id

Delete An Employees

Set the following parameters in POSTMAN.

• HTTP Method − DELETE

• URL - http://localhost:8080/emp/employee/1 − Where 1 is the employee id