MPLUGIN-62: Exclude read-only components from plugin goal documentation

Submitted by: Benjamin Bentmann
Reviewed by: Vincent Siveton

o patch applied

git-svn-id: https://svn.apache.org/repos/asf/maven/plugin-tools/trunk@595947 13f79535-47bb-0310-9956-ffa450edef68

maven-plugin-tools-java/src/main/java/org/apache/maven/tools/plugin/extractor/java/JavaMojoDescriptorExtractor.java

@@ -427,6 +427,11 @@ public class JavaMojoDescriptorExtractor
                 pd.setRequirement( new Requirement( role, roleHint ) );
 
                 pd.setName( (String) entry.getKey() );
+
+                pd.setEditable( false );
+                /* TODO: or better like this? Need @component fields be editable for the user?
+                pd.setEditable( field.getTagByName( READONLY ) == null );
+                */
             }
             else
             {