package com.ctrip.framework.apollo.spi;

 import com.ctrip.framework.apollo.Config;

 import com.ctrip.framework.apollo.ConfigFile;

 import com.ctrip.framework.apollo.core.enums.ConfigFileFormat;

 import com.ctrip.framework.apollo.internals.ConfigRepository;

 import com.ctrip.framework.apollo.internals.DefaultConfig;

 import com.ctrip.framework.apollo.internals.LocalFileConfigRepository;

 import com.ctrip.framework.apollo.internals.PropertiesConfigFile;

 import com.ctrip.framework.apollo.internals.RemoteConfigRepository;

 import com.ctrip.framework.apollo.internals.XmlConfigFile;

 import org.slf4j.Logger;

 import org.slf4j.LoggerFactory;

 import org.unidal.lookup.annotation.Named;

 /**

  * @author Jason Song(song_s@ctrip.com)

  */

 @Named(type = ConfigFactory.class)

 public class DefaultConfigFactory implements ConfigFactory {

   private static final Logger logger = LoggerFactory.getLogger(DefaultConfigFactory.class);

   @Override

   public Config create(String namespace) {

     DefaultConfig defaultConfig =

         new DefaultConfig(namespace, createLocalConfigRepository(namespace));

     return defaultConfig;

   }

   @Override

   public ConfigFile createConfigFile(String namespace, ConfigFileFormat configFileFormat) {

     ConfigRepository configRepository = createLocalConfigRepository(namespace);

     switch (configFileFormat) {

       case Properties:

         return new PropertiesConfigFile(namespace, configRepository);

       case XML:

         return new XmlConfigFile(namespace, configRepository);

     }

     return null;

   }

   LocalFileConfigRepository createLocalConfigRepository(String namespace) {

     LocalFileConfigRepository localFileConfigRepository =

         new LocalFileConfigRepository(namespace);

     localFileConfigRepository.setUpstreamRepository(createRemoteConfigRepository(namespace));

     return localFileConfigRepository;

   }

   RemoteConfigRepository createRemoteConfigRepository(String namespace) {

     return new RemoteConfigRepository(namespace);

   }

 }