import com.alibaba.dubbo.common.utils.ConfigUtils;
import com.ctrip.framework.apollo.Config;
import com.ctrip.framework.apollo.ConfigService;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
import java.util.Properties;
import java.util.Set;
/**
* 处理apollo配置
*/
public class ApolloConfigurer extends PropertyPlaceholderConfigurer {
static final String[] NAMESPACES = {"PUBLIC", "REDIS", "ZOOKEEPER", "application"};
@Override
protected void processProperties(ConfigurableListableBeanFactory beanFactoryToProcess, Properties props) throws BeansException {
try {
this.reloadProperties(props);
} catch (Exception e) {
e.printStackTrace();
logger.info("获取apollo配置失败");
}
ConfigUtils.addProperties(props);
super.processProperties(beanFactoryToProcess, props);
}
private void reloadProperties(Properties props) {
for (String namespace : NAMESPACES) {
Config config = ConfigService.getConfig(namespace);
Set<String> fieldNames = config.getPropertyNames();
for (String attributeName : fieldNames) {
props.put(attributeName, config.getProperty(attributeName, ""));
System.setProperty(attributeName, config.getProperty(attributeName, ""));
}
}
}
@Override
protected String resolvePlaceholder(String placeholder, Properties props) {
this.reloadProperties(props);
return props.getProperty(placeholder);
}
}