package com.atlassian.plugin.osgi.factory;
   
   import com.atlassian.plugin.Application;
   import com.atlassian.plugin.PluginParseException;
   import com.atlassian.plugin.parsers.DescriptorParser;
   import com.atlassian.plugin.parsers.DescriptorParserFactory;
   
   import java.io.InputStream;
   import java.util.Set;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  
  /**
   * Descriptor parser factory that creates parsers for Osgi plugins.  Must only be used with {@link OsgiPlugin} instances.
   *
   * @since 2.1.2
   */
  public class OsgiPluginXmlDescriptorParserFactory implements DescriptorParserFactory
  {
      /**
       * Gets an instance that filters the modules "component", "component-import", "module-type", "bean", and "spring"
       * @param source The descriptor source
       * @return The parser
       * @throws PluginParseException
       */
      public DescriptorParser getInstance(final InputStream source, final Set<Application> applications) throws PluginParseException
      {
          return new OsgiPluginXmlDescriptorParser(checkNotNull(source, "The descriptor source must not be null"), applications);
      }
  }