目录前言StringUtil.isEmpty()"".equals()同时判断多个字符串是否为空两种判断，哪种性能更好？两种判断，哪种可读性和易于维护性都好总结前言
I try to create a service with: LocalDevice localDevice = LocalDevice.getLocalDevice(); localDevice.setDiscoverable(DiscoveryAgent.GIAC);
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