engine.sendRequest(); engine.readResponse(); releaseConnection = false;
engine.sendRequest(); engine.readResponse(); releaseConnection = false;
engine.sendRequest(); engine.readResponse(); releaseConnection = false;
engine.sendRequest(); engine.readResponse(); releaseConnection = false;
engine.sendRequest(); engine.readResponse(); releaseConnection = false;
engine.sendRequest(); engine.readResponse(); releaseConnection = false;