Examples with StringToIntegerConverter com.vaadin.flow.data.converter.StringToIntegerConverter used on opensource projects

Example 11 with StringToIntegerConverter

use of com.vaadin.flow.data.converter.StringToIntegerConverter in project flow by vaadin.

the class BinderInstanceFieldTest method bindInstanceFields_fieldsAreConfigured_customBindingIsNotReplaced.

@Test
public void bindInstanceFields_fieldsAreConfigured_customBindingIsNotReplaced() {
    BindWithNoFieldInPerson form = new BindWithNoFieldInPerson();
    Binder<Person> binder = new Binder<>(Person.class);
    TestTextField name = new TestTextField();
    form.firstName = name;
    binder.forField(form.firstName).withValidator(new StringLengthValidator("Name is invalid", 3, 10)).bind("firstName");
    TestTextField ageField = new TestTextField();
    form.noFieldInPerson = ageField;
    binder.forField(form.noFieldInPerson).withConverter(new StringToIntegerConverter("")).bind(Person::getAge, Person::setAge);
    binder.bindInstanceFields(form);
    Person person = new Person();
    String personName = "foo";
    int age = 11;
    person.setFirstName(personName);
    person.setAge(age);
    binder.setBean(person);
    Assert.assertEquals(person.getFirstName(), form.firstName.getValue());
    Assert.assertEquals(String.valueOf(person.getAge()), form.noFieldInPerson.getValue());
    // the instances are not overridden
    Assert.assertEquals(name, form.firstName);
    Assert.assertEquals(ageField, form.noFieldInPerson);
    // Test correct age
    age += 56;
    form.noFieldInPerson.setValue(String.valueOf(age));
    Assert.assertEquals(form.noFieldInPerson.getValue(), String.valueOf(person.getAge()));
    // Test incorrect name
    form.firstName.setValue("aa");
    Assert.assertEquals(personName, person.getFirstName());
    Assert.assertFalse(binder.validate().isOk());
}

Example 12 with StringToIntegerConverter

use of com.vaadin.flow.data.converter.StringToIntegerConverter in project flow by vaadin.

the class BinderTest method withConverter_disablesDefaulNullRepresentation.

@Test
public void withConverter_disablesDefaulNullRepresentation() {
    Integer customNullConverter = 0;
    binder.forField(ageField).withNullRepresentation("foo").withConverter(new StringToIntegerConverter("")).withConverter(age -> age, age -> age == null ? customNullConverter : age).bind(Person::getSalary, Person::setSalary);
    binder.setBean(item);
    Assert.assertEquals(customNullConverter.toString(), ageField.getValue());
    Integer salary = 11;
    ageField.setValue(salary.toString());
    Assert.assertEquals(11, salary.intValue());
}

Example 13 with StringToIntegerConverter

use of com.vaadin.flow.data.converter.StringToIntegerConverter in project flow by vaadin.

the class BinderTest method do_test_save_bound_beanAsDraft.

private void do_test_save_bound_beanAsDraft(boolean setBean) {
    Binder<Person> binder = new Binder<>();
    binder.forField(nameField).withValidator((value, context) -> {
        if (value.equals("Mike")) {
            return ValidationResult.ok();
        } else {
            return ValidationResult.error("value must be Mike");
        }
    }).bind(Person::getFirstName, Person::setFirstName);
    binder.forField(ageField).withConverter(new StringToIntegerConverter("")).bind(Person::getAge, Person::setAge);
    Person person = new Person();
    if (setBean) {
        binder.setBean(person);
    }
    String fieldValue = "John";
    nameField.setValue(fieldValue);
    int age = 10;
    ageField.setValue("10");
    person.setFirstName("Mark");
    binder.writeBeanAsDraft(person);
    // name is not written to draft as validation / conversion
    // does not pass
    assertNotEquals(fieldValue, person.getFirstName());
    // age is written to draft even if firstname validation
    // fails
    assertEquals(age, person.getAge());
    binder.writeBeanAsDraft(person, true);
    // name is now written despite validation as write was forced
    assertEquals(fieldValue, person.getFirstName());
}

Example 14 with StringToIntegerConverter

use of com.vaadin.flow.data.converter.StringToIntegerConverter in project flow by vaadin.

the class BinderTest method setReadOnly_boundBinder.

@Test
public void setReadOnly_boundBinder() {
    binder.forField(nameField).bind(Person::getFirstName, Person::setFirstName);
    binder.forField(ageField).withConverter(new StringToIntegerConverter("")).bind(Person::getAge, Person::setAge);
    binder.setBean(new Person());
    binder.setReadOnly(true);
    assertTrue(nameField.isReadOnly());
    assertTrue(ageField.isReadOnly());
    binder.setReadOnly(false);
    assertFalse(nameField.isReadOnly());
    assertFalse(ageField.isReadOnly());
}

Example 15 with StringToIntegerConverter

use of com.vaadin.flow.data.converter.StringToIntegerConverter in project flow by vaadin.

the class BinderValueChangeTest method userOriginatedUpdate_unbound_singleEventOnSetValue.

@Test
public void userOriginatedUpdate_unbound_singleEventOnSetValue() {
    TestTextField field = new TestTextField();
    binder.forField(field).bind(Person::getFirstName, Person::setFirstName);
    binder.forField(ageField).withConverter(new StringToIntegerConverter("")).bind(Person::getAge, Person::setAge);
    binder.addValueChangeListener(this::statusChanged);
    Assert.assertNull(event.get());
    field.getElement().getNode().getFeature(ElementPropertyMap.class).setProperty("value", "foo", false);
    verifyEvent(field, true);
}