Added javax validation to end points

build.gradle

@@ -29,6 +29,9 @@ dependencies {
 
 	implementation 'org.mapstruct:mapstruct:1.4.2.Final'
 	annotationProcessor 'org.mapstruct:mapstruct-processor:1.4.2.Final'
+	
+	implementation group: 'javax.validation', name: 'validation-api', version: '2.0.1.Final'
+
 }
 
 test {

src/main/java/com/nisum/example/mongodb/controller/EmployeeController.java

@@ -7,15 +7,19 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 import reactor.core.publisher.Flux;
 import reactor.core.publisher.Mono;
 
+import javax.validation.Valid;
+
 /**
  * Controller class having http POST, GET, UPDATE and DELETE methods
  */
 @Slf4j
 @RestController
+@Validated
 public class EmployeeController {
 
     @Autowired
@@ -31,7 +35,7 @@ public class EmployeeController {
      */
     @PostMapping(path = "/create")
    @ResponseStatus(HttpStatus.CREATED)
-    public Mono<Employee> create(@RequestBody Employee employee) {
+    public Mono<Employee> create(@Valid @RequestBody Employee employee) {
 
         log.info("Calling service insert method...");
         return employeeService.insert(employeeMapper.toDto(employee))

src/main/java/com/nisum/example/mongodb/model/Employee.java

@@ -4,6 +4,9 @@ import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
+import javax.validation.constraints.DecimalMax;
+import javax.validation.constraints.NotNull;
+
 
 /**
  * Model class for Employee
@@ -13,9 +16,12 @@ import lombok.NoArgsConstructor;
 @NoArgsConstructor
 @AllArgsConstructor
 public class Employee {
+
     private Integer id;
 
+    @NotNull(message = "Name cannot be null")
    private String name;
+    @DecimalMax(value = "1000",message = "Value cannot be more than 1000")
     private Long salary;
 
 

src/main/resources/application.properties

+server.port=8081
+
 spring.data.mongodb.database=testdb
 spring.data.mongodb.port=27017
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