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- /*
- * Copyright 2000-2016 Vaadin Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
- package com.vaadin.v7.tests.data.converter;
-
- import java.util.Locale;
-
- import org.junit.Assert;
- import org.junit.Test;
-
- import com.vaadin.server.VaadinSession;
- import com.vaadin.tests.util.AlwaysLockedVaadinSession;
- import com.vaadin.v7.data.util.converter.Converter;
- import com.vaadin.v7.data.util.converter.DefaultConverterFactory;
- import com.vaadin.v7.ui.TextField;
-
- public class ConverterFactoryTest {
-
- public static class ConvertTo42 implements Converter<String, Integer> {
-
- @Override
- public Integer convertToModel(String value,
- Class<? extends Integer> targetType, Locale locale)
- throws com.vaadin.v7.data.util.converter.Converter.ConversionException {
- return 42;
- }
-
- @Override
- public String convertToPresentation(Integer value,
- Class<? extends String> targetType, Locale locale)
- throws com.vaadin.v7.data.util.converter.Converter.ConversionException {
- return "42";
- }
-
- @Override
- public Class<Integer> getModelType() {
- return Integer.class;
- }
-
- @Override
- public Class<String> getPresentationType() {
- return String.class;
- }
-
- }
-
- public static class ConverterFactory42 extends DefaultConverterFactory {
- @Override
- public <PRESENTATION, MODEL> Converter<PRESENTATION, MODEL> createConverter(
- Class<PRESENTATION> presentationType, Class<MODEL> modelType) {
- if (modelType == Integer.class) {
- return (Converter<PRESENTATION, MODEL>) new ConvertTo42();
- }
-
- return super.createConverter(presentationType, modelType);
- }
- }
-
- @Test
- public void testApplicationConverterFactoryInBackgroundThread() {
- VaadinSession.setCurrent(null);
- final VaadinSession appWithCustomIntegerConverter = new AlwaysLockedVaadinSession(
- null);
- appWithCustomIntegerConverter
- .setConverterFactory(new ConverterFactory42());
-
- TextField tf = new TextField("", "123") {
- @Override
- public VaadinSession getSession() {
- return appWithCustomIntegerConverter;
- }
- };
- tf.setConverter(Integer.class);
- // The application converter always returns 42. Current application is
- // null
- Assert.assertEquals(42, tf.getConvertedValue());
- }
-
- @Test
- public void testApplicationConverterFactoryForDetachedComponent() {
- final VaadinSession appWithCustomIntegerConverter = new AlwaysLockedVaadinSession(
- null);
- appWithCustomIntegerConverter
- .setConverterFactory(new ConverterFactory42());
- VaadinSession.setCurrent(appWithCustomIntegerConverter);
-
- TextField tf = new TextField("", "123");
- tf.setConverter(Integer.class);
- // The application converter always returns 42. Current application is
- // null
- Assert.assertEquals(42, tf.getConvertedValue());
- }
-
- @Test
- public void testApplicationConverterFactoryForDifferentThanCurrentApplication() {
- final VaadinSession fieldAppWithCustomIntegerConverter = new AlwaysLockedVaadinSession(
- null);
- fieldAppWithCustomIntegerConverter
- .setConverterFactory(new ConverterFactory42());
- VaadinSession.setCurrent(new AlwaysLockedVaadinSession(null));
-
- TextField tf = new TextField("", "123") {
- @Override
- public VaadinSession getSession() {
- return fieldAppWithCustomIntegerConverter;
- }
- };
- tf.setConverter(Integer.class);
-
- // The application converter always returns 42. Application.getCurrent()
- // should not be used
- Assert.assertEquals(42, tf.getConvertedValue());
- }
- }
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