速风的专栏

   PrintService service = PrintServiceLookup .lookupDefaultPrintService();   DocPrintJob job = service.createPrintJob();   String ii = "^XA^PR2^FS^LL935^FS^LH30,30^FS^FO20,10^AF^FDZEBRA^FS^FO20,60^B3,

class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close"> ${jdbc.driverClassName} ${jdbc.url} ${jdbc.username} ${jdbc.password} 5 30 10 60 5 属于单个connection而不是整个连