/*
* Copyright 2002-2011 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.
*/
import java.util.HashMap;
import java.util.Map;
import org.junit.Test;
import org.springframework.context.support.GenericXmlApplicationContext;
import org.springframework.core.env.MapPropertySource;
/**
* Unit tests demonstrating the failure reported by SPR-6428, and the workaround using
* Spring's Environment and PropertySource APIs that fixes it.
*
* @author Chris Beams
*/
public class ReproTests {
/**
* Test will fail as two PropertyPlaceholderConfigurer beans are defined, with one
* depending on the other for placeholder resolution. This is a lifecycle issue with
* the way BeanFactoryPostProcessors are processed. See {@link #workaround()} below
* for a solution to this.
*/
@Test
public void repro() {
GenericXmlApplicationContext ctx = new GenericXmlApplicationContext();
ctx.load("ReproTests-repro.xml");
ctx.refresh();
}
/**
* Work around the lifecycle issues above by introducing a PropertySource containing
* the value for the "resourceDirPlaceHolder"
*/
@Test
public void workaround() {
Map<String,Object> localProps = new HashMap<String,Object>();
localProps.put("resourceDirPlaceHolder", "myResourceDir");
GenericXmlApplicationContext ctx = new GenericXmlApplicationContext();
ctx.getEnvironment()
.getPropertySources()
.addFirst(new MapPropertySource("localProps", localProps));
ctx.load("ReproTests-workaround.xml");
ctx.refresh();
}
}