/*
* Copyright 2002-2015 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.beans.factory.serviceloader;
import java.util.List;
import java.util.ServiceLoader;
import javax.xml.parsers.DocumentBuilderFactory;
import org.junit.Test;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.support.RootBeanDefinition;
import static org.junit.Assert.*;
import static org.junit.Assume.*;
/**
* @author Juergen Hoeller
* @author Chris Beams
*/
public class ServiceLoaderTests {
@Test
public void testServiceLoaderFactoryBean() {
assumeTrue(ServiceLoader.load(DocumentBuilderFactory.class).iterator().hasNext());
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition bd = new RootBeanDefinition(ServiceLoaderFactoryBean.class);
bd.getPropertyValues().add("serviceType", DocumentBuilderFactory.class.getName());
bf.registerBeanDefinition("service", bd);
ServiceLoader<?> serviceLoader = (ServiceLoader<?>) bf.getBean("service");
assertTrue(serviceLoader.iterator().next() instanceof DocumentBuilderFactory);
}
@Test
public void testServiceFactoryBean() {
assumeTrue(ServiceLoader.load(DocumentBuilderFactory.class).iterator().hasNext());
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition bd = new RootBeanDefinition(ServiceFactoryBean.class);
bd.getPropertyValues().add("serviceType", DocumentBuilderFactory.class.getName());
bf.registerBeanDefinition("service", bd);
assertTrue(bf.getBean("service") instanceof DocumentBuilderFactory);
}
@Test
public void testServiceListFactoryBean() {
assumeTrue(ServiceLoader.load(DocumentBuilderFactory.class).iterator().hasNext());
DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
RootBeanDefinition bd = new RootBeanDefinition(ServiceListFactoryBean.class);
bd.getPropertyValues().add("serviceType", DocumentBuilderFactory.class.getName());
bf.registerBeanDefinition("service", bd);
List<?> serviceList = (List<?>) bf.getBean("service");
assertTrue(serviceList.get(0) instanceof DocumentBuilderFactory);
}
}