diff -r 4f9dc8c4b789 api.debugger/src/org/netbeans/spi/debugger/ActionsProvider.java
--- a/api.debugger/src/org/netbeans/spi/debugger/ActionsProvider.java	Wed Feb 03 16:12:06 2010 +0100
+++ b/api.debugger/src/org/netbeans/spi/debugger/ActionsProvider.java	Thu Feb 04 18:50:54 2010 +0100
@@ -134,33 +148,80 @@
          */
         String path() default "";
 
+        /**
+         * Provide the list of actions that this provider supports.
+         * This list is used before an instance of the registered class is created,
+         * it's necessary when {@link #enabledOnMIMETypes()} is overriden
+         * to prevent from the class instantiation.
+         * @return The list of actions.
+         */
+        String[] getActions() default {};
+
+        /**
+         * Provide the list of MIME types that are compared to the MIME type of
+         * a file currently active in the IDE and when matched, this provider
+         * is activated (an instance of the registered class is created).
+         * @return The list of MIME types
+         */
+        String[] enabledOnMIMETypes() default {};
+
     }
 
     static class ContextAware extends ActionsProvider implements ContextAwareService<ActionsProvider> {