Algunas validaciones

curriculumsearch/pom.xml

@@ -47,6 +47,16 @@
         	<artifactId>spring-boot-devtools</artifactId>
         	<optional>true</optional>
     	</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-validation</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.hibernate.validator</groupId>
+			<artifactId>hibernate-validator</artifactId>
+			<version>6.0.13.Final</version>
+		</dependency>
 	</dependencies>
 
 	<build>

curriculumsearch/src/main/java/com/roshka/controller/PostulanteController.java

@@ -4,19 +4,22 @@ import java.text.SimpleDateFormat;
 import java.util.Date;
 
 import javax.servlet.http.HttpServletRequest;
+import javax.validation.ConstraintViolationException;
 
 import com.roshka.modelo.Experiencia;
 import com.roshka.modelo.Postulante;
 import com.roshka.repositorio.PostulanteRepository;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.servlet.ModelAndView;
 
 @Controller
-
 public class PostulanteController {
     @Autowired
     PostulanteRepository post;  
@@ -42,4 +45,20 @@ public class PostulanteController {
         return "redirect:/";
     }
 
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    @ExceptionHandler({MethodArgumentNotValidException.class})
+    public ResponseEntity<String> handleValidationExceptions(
+            MethodArgumentNotValidException ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ex.getMessage());
+    }
+
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    @ExceptionHandler({ConstraintViolationException.class})
+    public ResponseEntity<String> handleValidationExceptions2(
+            ConstraintViolationException ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(ex.getMessage());
+    }
+
 }

curriculumsearch/src/main/java/com/roshka/modelo/Postulante.java

 package com.roshka.modelo;
 
 import javax.persistence.*;
+import javax.validation.constraints.*;
 
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -17,36 +18,52 @@ public class Postulante {
     private long id;
 
     @Column(name="nombre")
+    @NotBlank
+    @Size(max = 255)
     private String nombre;
 
     @Column(name = "apellido")
+    @NotBlank
+    @Size(max = 255)
     private String apellido;
 
     @Column(name = "ci")
+    @NotBlank
+    @Size(max = 120)
     private String ci;
 
     @Column(name = "correo")
+    @NotBlank
+    @Email(message = "Formato incorrecto de correo")
     private String correo;
 
     @Column(name = "ciudad")
+    @NotBlank
+    @Size(max = 120)
     private String ciudad;
 
     @Column(name = "telefono")
+    @NotBlank
     private String telefono;
 
     @Column(name = "fecha_nacimiento")
+    @NotNull
+    @Past
     private Date fechaNacimiento;
 
     @Column(name = "resumen")
     private String resumen;
 
     @Column(name = "nivel_ingles")
+    @Min(value = 1)
+    @Max(value = 5)
     private long nivelIngles;
 
     @Column(name = "curriculum")
     private String curriculum;
 
     @Column(name = "modalidad")
+    @NotNull
     private String modalidad;
 
     @Column(name = "disponibilidad")