WorkerHelper { public StringBuilder createStringBuilderObject() { return new StringBuilder(); } private  WorkerHelper(); static void shredInputStream(final NodeWriteTrx wtx,
			final InputStream value, final Insert child); static boolean checkExistingResource(final File storagePath,
			final String resource); static XMLSerializer serializeXML(final Session session,
			final OutputStream out, final boolean serializeXMLDec,
			final boolean serializeRest, final Integer revision); static XMLSerializer serializeXML(final Session session,
			final OutputStream out, final boolean serializeXMLDec,
			final boolean serializeRest, final Long nodekey, final Integer revision); StringBuilder createStringBuilderObject(); static void closeWTX(final boolean abortTransaction,
			final NodeWriteTrx wtx, final Session ses, final Database dbase); static void closeRTX(final NodeReadTrx rtx, final Session ses,
			final Database dbase); IDAccessType validateAccessType(final String accessType); static WorkerHelper getInstance();  }
@Test public void testCreateStringBuilderObject() { assertNotNull("test create string builder object", workerHelper.createStringBuilderObject()); }