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From mcconn...@apache.org
Subject cvs commit: avalon-sandbox/merlin/meta-tools/src/java/org/apache/avalon/meta/info/builder XMLTypeWriter.java
Date Wed, 04 Jun 2003 02:02:55 GMT
mcconnell    2003/06/03 19:02:55

  Modified:    merlin/merlin-smp/xdocs/tools/tags extension.xml stage.xml
               merlin/meta-tools/src/java/org/apache/avalon/meta/info/builder
                        XMLTypeWriter.java
  Log:
  Updates to meta-tools documentation from David Bernard and commmitted TypeWriter changes
to support extension and stage handling.
  
  Revision  Changes    Path
  1.2       +3 -3      avalon-sandbox/merlin/merlin-smp/xdocs/tools/tags/extension.xml
  
  Index: extension.xml
  ===================================================================
  RCS file: /home/cvs/avalon-sandbox/merlin/merlin-smp/xdocs/tools/tags/extension.xml,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- extension.xml	5 Apr 2003 09:04:16 -0000	1.1
  +++ extension.xml	4 Jun 2003 02:02:54 -0000	1.2
  @@ -22,7 +22,7 @@
    *
    * @avalon.meta.version 0.1
    * @avalon.meta.name handler
  - * @avalon.meta.extension type="org.apache.avalon.plyground.Demonstratable";
  + * @avalon.meta.extension type="org.apache.avalon.plyground.Demonstratable"
    */
   public class DemoExtension
   {
  @@ -40,7 +40,7 @@
     </info>
     <extensions>
       <extension type="org.apache.avalon.plyground.Demonstratable:1.0.0"/>
  -  </services>
  +  </extensions>
   </type>
   ]]></source>
   
  
  
  
  1.3       +3 -3      avalon-sandbox/merlin/merlin-smp/xdocs/tools/tags/stage.xml
  
  Index: stage.xml
  ===================================================================
  RCS file: /home/cvs/avalon-sandbox/merlin/merlin-smp/xdocs/tools/tags/stage.xml,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- stage.xml	7 Apr 2003 08:49:52 -0000	1.2
  +++ stage.xml	4 Jun 2003 02:02:54 -0000	1.3
  @@ -23,7 +23,7 @@
    *
    * @avalon.meta.version 0.1
    * @avalon.meta.name extended-component
  - * @avalon.meta.stage type="org.apache.avalon.playground.Demonstratable";
  + * @avalon.meta.stage type="org.apache.avalon.playground.Demonstratable"
    */
   public class DemoComponent implements Demonstratable
   {
  @@ -41,7 +41,7 @@
     </info>
     <stages>
       <stage type="org.apache.avalon.plyground.Demonstratable:1.0.0"/>
  -  </services>
  +  </stages>
   </type>
   ]]></source>
   
  
  
  
  1.5       +83 -1     avalon-sandbox/merlin/meta-tools/src/java/org/apache/avalon/meta/info/builder/XMLTypeWriter.java
  
  Index: XMLTypeWriter.java
  ===================================================================
  RCS file: /home/cvs/avalon-sandbox/merlin/meta-tools/src/java/org/apache/avalon/meta/info/builder/XMLTypeWriter.java,v
  retrieving revision 1.4
  retrieving revision 1.5
  diff -u -r1.4 -r1.5
  --- XMLTypeWriter.java	8 May 2003 03:02:40 -0000	1.4
  +++ XMLTypeWriter.java	4 Jun 2003 02:02:54 -0000	1.5
  @@ -61,6 +61,8 @@
   import org.apache.avalon.meta.info.InfoDescriptor;
   import org.apache.avalon.meta.info.LoggerDescriptor;
   import org.apache.avalon.meta.info.ServiceDescriptor;
  +import org.apache.avalon.meta.info.StageDescriptor;
  +import org.apache.avalon.meta.info.ExtensionDescriptor;
   import org.apache.avalon.meta.info.Type;
   
   /**
  @@ -97,6 +99,8 @@
           writeContext( writer, type.getContext() );
           writeServices( writer, type.getServices() );
           writeDependencies( writer, type.getDependencies() );
  +        writeStages( writer, type.getStages() );
  +        writeExtensions( writer, type.getExtensions() );
           writer.write( "\n</type>" );
           writer.flush();
       }
  @@ -412,5 +416,83 @@
           writer.write( "\" value=\"" );
           writer.write( value );
           writer.write( "\"/>" );
  +    }
  +
  +    /**
  +     * Write out xml representation of a set of stages.
  +     *
  +     * @param writer the writer
  +     * @param stages the stages
  +     * @throws IOException if unable to write xml
  +     */
  +    private void writeStages( final Writer writer,
  +                              final StageDescriptor[] stages )
  +        throws IOException
  +    {
  +        if( 0 == stages.length )
  +        {
  +            return;
  +        }
  +
  +        writer.write( "\n  <stages>" );
  +        for( int i = 0; i < stages.length; i++ )
  +        {
  +            final StageDescriptor stage = stages[ i ];
  +            writer.write( "\n    <stage " );
  +            writer.write( "type=\"" );
  +            writer.write( stage.getReference().toString() );
  +
  +            final int count = stage.getAttributeNames().length;
  +            if( 0 == count )
  +            {
  +                writer.write( "\"/>" );
  +            }
  +            else
  +            {
  +                writer.write( "\">" );
  +                writeAttributes( writer, stage );
  +                writer.write( "\n    </stage>" );
  +            }
  +        }
  +        writer.write( "\n  </stages>" );
  +    }
  +
  +    /**
  +     * Write out xml representation of a set of extensions.
  +     *
  +     * @param writer the writer
  +     * @param extensions the extensions
  +     * @throws IOException if unable to write xml
  +     */
  +    private void writeExtensions( final Writer writer,
  +                                  final ExtensionDescriptor[] extensions )
  +        throws IOException
  +    {
  +        if( 0 == extensions.length )
  +        {
  +            return;
  +        }
  +
  +        writer.write( "\n  <extensions>" );
  +        for( int i = 0; i < extensions.length; i++ )
  +        {
  +            final ExtensionDescriptor extension = extensions[ i ];
  +            writer.write( "\n    <extension " );
  +            writer.write( "type=\"" );
  +            writer.write( extension.getReference().toString() );
  +
  +            final int count = extension.getAttributeNames().length;
  +            if( 0 == count )
  +            {
  +                writer.write( "\"/>" );
  +            }
  +            else
  +            {
  +                writer.write( "\">" );
  +                writeAttributes( writer, extension );
  +                writer.write( "\n    </extension>" );
  +            }
  +        }
  +        writer.write( "\n  </extensions>" );
       }
   }
  
  
  

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