package com.ctrip.framework.apollo;

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

 /**

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

  */

 public interface ConfigFile {

   /**

    * Get file content of the namespace

    * @return file content, {@code null} if there is no content

    */

   String getContent();

   /**

    * Whether the config file has any content

    * @return true if it has content, false otherwise.

    */

   boolean hasContent();

   /**

    * Get the namespace of this config file instance

    * @return the namespace

    */

   String getNamespace();

   /**

    * Get the file format of this config file instance

    * @return the config file format enum

    */

   ConfigFileFormat getConfigFileFormat();

 }