Spring EmbeddedValueResolverAware 接口获取properties文件属性

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.context.EmbeddedValueResolverAware;
import org.springframework.stereotype.Component;
import org.springframework.util.StringValueResolver;

/**
* Created by wangyingjie1 on 2016/9/6.
*/
@Component("propertiesUtils")
public class PropertiesUtils implements EmbeddedValueResolverAware, BeanPostProcessor {

private StringValueResolver resolver = null;

@Override
public void setEmbeddedValueResolver(StringValueResolver resolver) {
this.resolver = resolver;
}

public String getPropertiesValue(String name) {
return resolver.resolveStringValue(name);
}

@Override
public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {

System.out.println("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");

return bean;
}

@Override
public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {

System.out.println("yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy");

return bean;
}
}

import com.google.common.collect.Maps;
import com.jd.caiyu.common.utils.PropertiesUtils;
import com.jd.caiyu.match.domain.agent.enums.AgentTypeEnum;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import java.util.Map;

import static com.jd.caiyu.match.domain.agent.enums.AgentTypeEnum.PRIMARY;

/**
* Created by wangyingjie1 on 2016/9/6.
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("/spring-config.xml")
public class PropertiesUtilsTest {

@Autowired
private PropertiesUtils propertiesUtils;

@Test
public void testGetValue(){
String value = propertiesUtils.getPropertiesValue("${jmq.address}");

Assert.assertEquals("查询结果与期待的不一致！！！", "192.168.x.x:p", value);

Map<AgentTypeEnum, String> map = Maps.newHashMap();

map.put(PRIMARY, "xxx");
}

}