Java tutorial
package com.vaadin.tests.data.bean; import java.math.BigDecimal; import java.util.Date; import javax.validation.constraints.Digits; import javax.validation.constraints.Max; import javax.validation.constraints.Min; import javax.validation.constraints.NotNull; import javax.validation.constraints.Past; import javax.validation.constraints.Pattern; import javax.validation.constraints.Size; public class PersonWithBeanValidationAnnotations { @NotNull @Size(min = 5, max = 20) @Pattern(regexp = "A.*") private String firstName; @NotNull private String lastName; private String email; @Min(0) @Max(100) private int age; @NotNull private Sex sex; private Address address; private boolean deceased; @NotNull @Past private Date birthDate; @Min(0) private Integer salary; // null if unknown @Digits(integer = 6, fraction = 2) private Double salaryDouble; // null if unknown private BigDecimal rent; public PersonWithBeanValidationAnnotations() { } @Override public String toString() { return "Person [firstName=" + firstName + ", lastName=" + lastName + ", email=" + email + ", age=" + age + ", sex=" + sex + ", address=" + address + ", deceased=" + deceased + ", salary=" + salary + ", salaryDouble=" + salaryDouble + ", rent=" + rent + "]"; } public PersonWithBeanValidationAnnotations(String firstName, String lastName, String email, int age, Sex sex, Address address) { super(); this.firstName = firstName; this.lastName = lastName; this.email = email; this.age = age; this.sex = sex; this.address = address; } public String getFirstName() { return firstName; } public void setFirstName(String firstName) { this.firstName = firstName; } public String getLastName() { return lastName; } public void setLastName(String lastName) { this.lastName = lastName; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public Address getAddress() { return address; } public void setAddress(Address address) { this.address = address; } public Sex getSex() { return sex; } public void setSex(Sex sex) { this.sex = sex; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public boolean getDeceased() { return deceased; } public void setDeceased(boolean deceased) { this.deceased = deceased; } public Integer getSalary() { return salary; } public void setSalary(Integer salary) { this.salary = salary; } public BigDecimal getRent() { return rent; } public void setRent(BigDecimal rent) { this.rent = rent; } public Double getSalaryDouble() { return salaryDouble; } public void setSalaryDouble(Double salaryDouble) { this.salaryDouble = salaryDouble; } public Date getBirthDate() { return birthDate; } public void setBirthDate(Date birthDate) { this.birthDate = birthDate; } }