static { IContentTypeManager contentTypeManager = Platform.getContentTypeManager(); if (contentTypeManager != null) { contentTypeManager.addContentTypeChangeListener( new IContentTypeManager.IContentTypeChangeListener() { public void contentTypeChanged(ContentTypeChangeEvent event) { // we can be more specific here, but content types change so rarely, that // I am not concerned about being overly eager to invalidate the cache GROOVY_FILE_NAMES = null; GROOVY_LIKE_EXTENSIONS = null; JAVA_LIKE_BUT_NOT_GROOVY_LIKE_EXTENSIONS = null; } }); } }