Class SortedConfigurationWriter


  • public class SortedConfigurationWriter
    extends Object
    Writes a Configuration instance into a property file, where the keys are sorted by their name. Writing sorted keys make it easier for users to find and change properties in the file.
    Author:
    Thomas Morgner
    • Constructor Detail

      • SortedConfigurationWriter

        public SortedConfigurationWriter()
        The default constructor, does nothing.
    • Method Detail

      • getDescription

        protected String getDescription​(String key)
        Returns a description for the given key. This implementation returns null to indicate that no description should be written. Subclasses can overwrite this method to provide comments for every key. These descriptions will be included as inline comments.
        Parameters:
        key - the key for which a description should be printed.
        Returns:
        the description or null if no description should be printed.
      • save

        public void save​(String filename,
                         Configuration config)
                  throws IOException
        Saves the given configuration into a file specified by the given filename.
        Parameters:
        filename - the filename
        config - the configuration
        Throws:
        IOException - if an IOError occurs.
      • save

        public void save​(File file,
                         Configuration config)
                  throws IOException
        Saves the given configuration into a file specified by the given file object.
        Parameters:
        file - the target file
        config - the configuration
        Throws:
        IOException - if an IOError occurs.
      • save

        public void save​(OutputStream outStream,
                         Configuration config)
                  throws IOException
        Writes the configuration into the given output stream.
        Parameters:
        outStream - the target output stream
        config - the configuration
        Throws:
        IOException - if writing fails.