/*
* Copyright 2002-2017 the original author or authors.
*
* 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 org.springframework.integration.config.xml;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.context.support.GenericApplicationContext;
import org.springframework.core.convert.ConversionService;
import org.springframework.core.convert.converter.Converter;
import org.springframework.core.convert.support.GenericConversionService;
import org.springframework.integration.support.utils.IntegrationUtils;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Oleg Zhurakousky
* @author Artem Bilan
*
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class ConverterParserWithExistingConversionServiceTests {
@Autowired
private ApplicationContext applicationContext;
@Autowired
@Qualifier(IntegrationUtils.INTEGRATION_CONVERSION_SERVICE_BEAN_NAME)
private ConversionService conversionService;
@Test
public void testConversionServiceAvailability() {
assertTrue(applicationContext.getBean(IntegrationUtils.INTEGRATION_CONVERSION_SERVICE_BEAN_NAME)
.equals(conversionService));
assertTrue(conversionService.canConvert(TestBean1.class, TestBean2.class));
assertTrue(conversionService.canConvert(TestBean1.class, TestBean3.class));
}
@Test
public void testParentConversionServiceAvailability() {
ClassPathXmlApplicationContext parentContext = new ClassPathXmlApplicationContext(
"ConverterParserWithExistingConversionServiceTests-parent.xml",
ConverterParserWithExistingConversionServiceTests.class);
GenericApplicationContext childContext = new GenericApplicationContext();
childContext.setParent(parentContext);
childContext.refresh();
GenericConversionService conversionServiceParent =
parentContext.getBean(IntegrationUtils.INTEGRATION_CONVERSION_SERVICE_BEAN_NAME,
GenericConversionService.class);
GenericConversionService conversionServiceChild =
childContext.getBean(IntegrationUtils.INTEGRATION_CONVERSION_SERVICE_BEAN_NAME,
GenericConversionService.class);
assertTrue(conversionServiceParent == conversionServiceChild); // validating that they are pointing to the same object
conversionServiceChild.addConverter(new TestConverter());
conversionServiceChild.addConverter(new TestConverter3());
assertTrue(conversionServiceChild.canConvert(TestBean1.class, TestBean2.class));
assertTrue(conversionServiceChild.canConvert(TestBean1.class, TestBean3.class));
childContext.close();
parentContext.close();
}
private static class TestBean1 {
private final String text;
@SuppressWarnings("unused")
TestBean1(String text) {
this.text = text;
}
}
private static class TestBean2 {
private final String text;
TestBean2(String text) {
this.text = text;
}
// called by router for channel name
@Override
public String toString() {
return this.text.replace("-TEST", "_TARGET_CHANNEL");
}
}
private static class TestBean3 {
private final String text;
TestBean3(String text) {
this.text = text;
}
// called by router for channel name
@Override
public String toString() {
return this.text.replace("-TEST", "_TARGET_CHANNEL");
}
}
private static class TestConverter implements Converter<TestBean1, TestBean2> {
TestConverter() {
super();
}
@Override
public TestBean2 convert(TestBean1 source) {
return new TestBean2(source.text.toUpperCase());
}
}
private static class TestConverter3 implements Converter<TestBean1, TestBean3> {
TestConverter3() {
super();
}
@Override
public TestBean3 convert(TestBean1 source) {
return new TestBean3(source.text.toUpperCase());
}
}
}